### Bug Summary

File: | epan/dissectors/packet-tls-utils.c
Warning: | line 4883, column 17 Potential leak of memory pointed to by 'handshake_hashed_data.data'

### Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name packet-tls-utils.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -fno-delete-null-pointer-checks -mframe-pointer=all -relaxed-aliasing -fmath-errno -ffp-contract=on -fno-rounding-math -ffloat16-excess-precision=fast -fbfloat16-excess-precision=fast -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/builds/wireshark/wireshark/build -fcoverage-compilation-dir=/builds/wireshark/wireshark/build -resource-dir /usr/lib/llvm-21/lib/clang/21 -isystem /usr/include/glib-2.0 -isystem /usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /builds/wireshark/wireshark/epan/dissectors -isystem /builds/wireshark/wireshark/build/epan/dissectors -isystem /usr/include/mit-krb5 -isystem /usr/include/libxml2 -isystem /builds/wireshark/wireshark/epan -D G_DISABLE_DEPRECATED -D G_DISABLE_SINGLE_INCLUDES -D WS_BUILD_DLL -D WS_DEBUG -D WS_DEBUG_UTF_8 -I /builds/wireshark/wireshark/build -I /builds/wireshark/wireshark -I /builds/wireshark/wireshark/include -D _GLIBCXX_ASSERTIONS -internal-isystem /usr/lib/llvm-21/lib/clang/21/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fmacro-prefix-map=/builds/wireshark/wireshark/= -fmacro-prefix-map=/builds/wireshark/wireshark/build/= -fmacro-prefix-map=../= -Wno-format-truncation -Wno-format-nonliteral -Wno-pointer-sign -std=gnu11 -ferror-limit 19 -fvisibility=hidden -fwrapv -fwrapv-pointer -fstrict-flex-arrays=3 -stack-protector 2 -fstack-clash-protection -fcf-protection=full -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fexceptions -fcolor-diagnostics -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /builds/wireshark/wireshark/sbout/2025-10-23-100327-3623-1 -x c /builds/wireshark/wireshark/epan/dissectors/packet-tls-utils.c

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1 | /* packet-tls-utils.c
2 | * ssl manipulation functions
3 | * By Paolo Abeni <paolo.abeni@email.com>
4 | *
5 | * Copyright (c) 2013, Hauke Mehrtens <hauke@hauke-m.de>
6 | * Copyright (c) 2014, Peter Wu <peter@lekensteyn.nl>
7 | *
8 | * Wireshark - Network traffic analyzer
9 | * By Gerald Combs <gerald@wireshark.org>
10 | * Copyright 1998 Gerald Combs
11 | *
12 | * SPDX-License-Identifier: GPL-2.0-or-later
13 | */
14 |
15 | #include "config.h"
16 |
17 | #include <stdlib.h>
18 | #include <errno(*__errno_location ()).h>
19 |
20 | #include <epan/packet.h>
21 | #include <epan/strutil.h>
22 | #include <epan/addr_resolv.h>
23 | #include <epan/expert.h>
24 | #include <epan/asn1.h>
25 | #include <epan/proto_data.h>
26 | #include <epan/oids.h>
27 | #include <epan/secrets.h>
28 |
29 | #include <wsutil/inet_cidr.h>
30 | #include <wsutil/filesystem.h>
31 | #include <wsutil/file_util.h>
32 | #include <wsutil/str_util.h>
33 | #include <wsutil/report_message.h>
34 | #include <wsutil/pint.h>
35 | #include <wsutil/strtoi.h>
36 | #include <wsutil/wsgcrypt.h>
37 | #include <wsutil/rsa.h>
38 | #include <wsutil/ws_assert.h>
39 | #include <wsutil/zlib_compat.h>
40 | #include "packet-ber.h"
41 | #include "packet-x509af.h"
42 | #include "packet-x509if.h"
43 | #include "packet-tls-utils.h"
44 | #include "packet-ocsp.h"
45 | #include "packet-tls.h"
46 | #include "packet-dtls.h"
47 | #include "packet-quic.h"
48 | #if defined(HAVE_LIBGNUTLS1)
49 | #include <gnutls/abstract.h>
50 | #include <gnutls/x509.h>
51 | #include <gnutls/pkcs12.h>
52 | #endif
53 |
54 | /* JA3/JA3S calculations must ignore GREASE values
55 | * as described in RFC 8701.
56 | */
57 | #define IS_GREASE_TLS(x)((((x) & 0x0f0f) == 0x0a0a) && (((x) & 0xff) == (((x)>>8) & 0xff))) ((((x) & 0x0f0f) == 0x0a0a) && \
58 | (((x) & 0xff) == (((x)>>8) & 0xff)))
59 |
60 | /* Section 22.3 of RFC 9000 (QUIC) reserves values of this
61 | * form for a similar purpose as GREASE.
62 | */
63 | #define IS_GREASE_QUIC(x)((x) > 27 ? ((((x) - 27) % 31) == 0) : 0) ((x) > 27 ? ((((x) - 27) % 31) == 0) : 0)
64 |
65 | #define DTLS13_MAX_EPOCH10 10
66 |
67 | /* Lookup tables {{{ */
68 | const value_string ssl_version_short_names[] = {
69 | { SSLV2_VERSION0x0002, "SSLv2" },
70 | { SSLV3_VERSION0x300, "SSLv3" },
71 | { TLSV1_VERSION0x301, "TLSv1" },
72 | { TLCPV1_VERSION0x101, "TLCP" },
73 | { TLSV1DOT1_VERSION0x302, "TLSv1.1" },
74 | { TLSV1DOT2_VERSION0x303, "TLSv1.2" },
75 | { TLSV1DOT3_VERSION0x304, "TLSv1.3" },
76 | { DTLSV1DOT0_VERSION0xfeff, "DTLSv1.0" },
77 | { DTLSV1DOT2_VERSION0xfefd, "DTLSv1.2" },
78 | { DTLSV1DOT3_VERSION0xfefc, "DTLSv1.3" },
79 | { DTLSV1DOT0_OPENSSL_VERSION0x100, "DTLS 1.0 (OpenSSL pre 0.9.8f)" },
80 | { 0x00, NULL((void*)0) }
81 | };
82 |
83 | const value_string ssl_versions[] = {
84 | { SSLV2_VERSION0x0002, "SSL 2.0" },
85 | { SSLV3_VERSION0x300, "SSL 3.0" },
86 | { TLSV1_VERSION0x301, "TLS 1.0" },
87 | { TLCPV1_VERSION0x101, "TLCP" },
88 | { TLSV1DOT1_VERSION0x302, "TLS 1.1" },
89 | { TLSV1DOT2_VERSION0x303, "TLS 1.2" },
90 | { TLSV1DOT3_VERSION0x304, "TLS 1.3" },
91 | { 0x7F0E, "TLS 1.3 (draft 14)" },
92 | { 0x7F0F, "TLS 1.3 (draft 15)" },
93 | { 0x7F10, "TLS 1.3 (draft 16)" },
94 | { 0x7F11, "TLS 1.3 (draft 17)" },
95 | { 0x7F12, "TLS 1.3 (draft 18)" },
96 | { 0x7F13, "TLS 1.3 (draft 19)" },
97 | { 0x7F14, "TLS 1.3 (draft 20)" },
98 | { 0x7F15, "TLS 1.3 (draft 21)" },
99 | { 0x7F16, "TLS 1.3 (draft 22)" },
100 | { 0x7F17, "TLS 1.3 (draft 23)" },
101 | { 0x7F18, "TLS 1.3 (draft 24)" },
102 | { 0x7F19, "TLS 1.3 (draft 25)" },
103 | { 0x7F1A, "TLS 1.3 (draft 26)" },
104 | { 0x7F1B, "TLS 1.3 (draft 27)" },
105 | { 0x7F1C, "TLS 1.3 (draft 28)" },
106 | { 0xFB17, "TLS 1.3 (Facebook draft 23)" },
107 | { 0xFB1A, "TLS 1.3 (Facebook draft 26)" },
108 | { DTLSV1DOT0_OPENSSL_VERSION0x100, "DTLS 1.0 (OpenSSL pre 0.9.8f)" },
109 | { DTLSV1DOT0_VERSION0xfeff, "DTLS 1.0" },
110 | { DTLSV1DOT2_VERSION0xfefd, "DTLS 1.2" },
111 | { DTLSV1DOT3_VERSION0xfefc, "DTLS 1.3" },
112 | { 0x0A0A, "Reserved (GREASE)" }, /* RFC 8701 */
113 | { 0x1A1A, "Reserved (GREASE)" }, /* RFC 8701 */
114 | { 0x2A2A, "Reserved (GREASE)" }, /* RFC 8701 */
115 | { 0x3A3A, "Reserved (GREASE)" }, /* RFC 8701 */
116 | { 0x4A4A, "Reserved (GREASE)" }, /* RFC 8701 */
117 | { 0x5A5A, "Reserved (GREASE)" }, /* RFC 8701 */
118 | { 0x6A6A, "Reserved (GREASE)" }, /* RFC 8701 */
119 | { 0x7A7A, "Reserved (GREASE)" }, /* RFC 8701 */
120 | { 0x8A8A, "Reserved (GREASE)" }, /* RFC 8701 */
121 | { 0x9A9A, "Reserved (GREASE)" }, /* RFC 8701 */
122 | { 0xAAAA, "Reserved (GREASE)" }, /* RFC 8701 */
123 | { 0xBABA, "Reserved (GREASE)" }, /* RFC 8701 */
124 | { 0xCACA, "Reserved (GREASE)" }, /* RFC 8701 */
125 | { 0xDADA, "Reserved (GREASE)" }, /* RFC 8701 */
126 | { 0xEAEA, "Reserved (GREASE)" }, /* RFC 8701 */
127 | { 0xFAFA, "Reserved (GREASE)" }, /* RFC 8701 */
128 | { 0x00, NULL((void*)0) }
129 | };
130 |
131 | static const value_string ssl_version_ja4_names[] = {
132 | { 0x0100, "s1" },
133 | { SSLV2_VERSION0x0002, "s2" },
134 | { SSLV3_VERSION0x300, "s3" },
135 | { TLSV1_VERSION0x301, "10" },
136 | { TLSV1DOT1_VERSION0x302, "11" },
137 | { TLSV1DOT2_VERSION0x303, "12" },
138 | { TLSV1DOT3_VERSION0x304, "13" },
139 | { DTLSV1DOT0_VERSION0xfeff, "d1" },
140 | { DTLSV1DOT2_VERSION0xfefd, "d2" },
141 | { DTLSV1DOT3_VERSION0xfefc, "d3" },
142 | { 0x00, NULL((void*)0) }
143 | };
144 |
145 | const value_string ssl_20_msg_types[] = {
146 | { SSL2_HND_ERROR0x00, "Error" },
147 | { SSL2_HND_CLIENT_HELLO0x01, "Client Hello" },
148 | { SSL2_HND_CLIENT_MASTER_KEY0x02, "Client Master Key" },
149 | { SSL2_HND_CLIENT_FINISHED0x03, "Client Finished" },
150 | { SSL2_HND_SERVER_HELLO0x04, "Server Hello" },
151 | { SSL2_HND_SERVER_VERIFY0x05, "Server Verify" },
152 | { SSL2_HND_SERVER_FINISHED0x06, "Server Finished" },
153 | { SSL2_HND_REQUEST_CERTIFICATE0x07, "Request Certificate" },
154 | { SSL2_HND_CLIENT_CERTIFICATE0x08, "Client Certificate" },
155 | { 0x00, NULL((void*)0) }
156 | };
157 | /* http://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
158 | /* Note: sorted by ascending value so value_string-ext can do a binary search */
159 | static const value_string ssl_20_cipher_suites[] = {
160 | { 0x000000, "TLS_NULL_WITH_NULL_NULL" },
161 | { 0x000001, "TLS_RSA_WITH_NULL_MD5" },
162 | { 0x000002, "TLS_RSA_WITH_NULL_SHA" },
163 | { 0x000003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5" },
164 | { 0x000004, "TLS_RSA_WITH_RC4_128_MD5" },
165 | { 0x000005, "TLS_RSA_WITH_RC4_128_SHA" },
166 | { 0x000006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5" },
167 | { 0x000007, "TLS_RSA_WITH_IDEA_CBC_SHA" },
168 | { 0x000008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA" },
169 | { 0x000009, "TLS_RSA_WITH_DES_CBC_SHA" },
170 | { 0x00000a, "TLS_RSA_WITH_3DES_EDE_CBC_SHA" },
171 | { 0x00000b, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA" },
172 | { 0x00000c, "TLS_DH_DSS_WITH_DES_CBC_SHA" },
173 | { 0x00000d, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA" },
174 | { 0x00000e, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA" },
175 | { 0x00000f, "TLS_DH_RSA_WITH_DES_CBC_SHA" },
176 | { 0x000010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA" },
177 | { 0x000011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA" },
178 | { 0x000012, "TLS_DHE_DSS_WITH_DES_CBC_SHA" },
179 | { 0x000013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" },
180 | { 0x000014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA" },
181 | { 0x000015, "TLS_DHE_RSA_WITH_DES_CBC_SHA" },
182 | { 0x000016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" },
183 | { 0x000017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5" },
184 | { 0x000018, "TLS_DH_anon_WITH_RC4_128_MD5" },
185 | { 0x000019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA" },
186 | { 0x00001a, "TLS_DH_anon_WITH_DES_CBC_SHA" },
187 | { 0x00001b, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" },
188 | { 0x00001c, "SSL_FORTEZZA_KEA_WITH_NULL_SHA" },
189 | { 0x00001d, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA" },
190 | #if 0
191 | { 0x00001e, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA" },
192 | #endif
193 | /* RFC 2712 */
194 | { 0x00001E, "TLS_KRB5_WITH_DES_CBC_SHA" },
195 | { 0x00001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA" },
196 | { 0x000020, "TLS_KRB5_WITH_RC4_128_SHA" },
197 | { 0x000021, "TLS_KRB5_WITH_IDEA_CBC_SHA" },
198 | { 0x000022, "TLS_KRB5_WITH_DES_CBC_MD5" },
199 | { 0x000023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5" },
200 | { 0x000024, "TLS_KRB5_WITH_RC4_128_MD5" },
201 | { 0x000025, "TLS_KRB5_WITH_IDEA_CBC_MD5" },
202 | { 0x000026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA" },
203 | { 0x000027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA" },
204 | { 0x000028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA" },
205 | { 0x000029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5" },
206 | { 0x00002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5" },
207 | { 0x00002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5" },
208 | /* RFC 4785 */
209 | { 0x00002C, "TLS_PSK_WITH_NULL_SHA" },
210 | { 0x00002D, "TLS_DHE_PSK_WITH_NULL_SHA" },
211 | { 0x00002E, "TLS_RSA_PSK_WITH_NULL_SHA" },
212 | /* RFC 5246 */
213 | { 0x00002f, "TLS_RSA_WITH_AES_128_CBC_SHA" },
214 | { 0x000030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA" },
215 | { 0x000031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA" },
216 | { 0x000032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA" },
217 | { 0x000033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA" },
218 | { 0x000034, "TLS_DH_anon_WITH_AES_128_CBC_SHA" },
219 | { 0x000035, "TLS_RSA_WITH_AES_256_CBC_SHA" },
220 | { 0x000036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA" },
221 | { 0x000037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA" },
222 | { 0x000038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA" },
223 | { 0x000039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA" },
224 | { 0x00003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA" },
225 | { 0x00003B, "TLS_RSA_WITH_NULL_SHA256" },
226 | { 0x00003C, "TLS_RSA_WITH_AES_128_CBC_SHA256" },
227 | { 0x00003D, "TLS_RSA_WITH_AES_256_CBC_SHA256" },
228 | { 0x00003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256" },
229 | { 0x00003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256" },
230 | { 0x000040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256" },
231 | { 0x000041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA" },
232 | { 0x000042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA" },
233 | { 0x000043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA" },
234 | { 0x000044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA" },
235 | { 0x000045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA" },
236 | { 0x000046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA" },
237 | { 0x000047, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
238 | { 0x000048, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
239 | { 0x000049, "TLS_ECDH_ECDSA_WITH_DES_CBC_SHA" },
240 | { 0x00004A, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
241 | { 0x00004B, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
242 | { 0x00004C, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
243 | { 0x000060, "TLS_RSA_EXPORT1024_WITH_RC4_56_MD5" },
244 | { 0x000061, "TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5" },
245 | { 0x000062, "TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA" },
246 | { 0x000063, "TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA" },
247 | { 0x000064, "TLS_RSA_EXPORT1024_WITH_RC4_56_SHA" },
248 | { 0x000065, "TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA" },
249 | { 0x000066, "TLS_DHE_DSS_WITH_RC4_128_SHA" },
250 | { 0x000067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256" },
251 | { 0x000068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256" },
252 | { 0x000069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256" },
253 | { 0x00006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" },
254 | { 0x00006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256" },
255 | { 0x00006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256" },
256 | { 0x00006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256" },
257 | /* 0x00,0x6E-83 Unassigned */
258 | { 0x000084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA" },
259 | { 0x000085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA" },
260 | { 0x000086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA" },
261 | { 0x000087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA" },
262 | { 0x000088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA" },
263 | { 0x000089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA" },
264 | /* RFC 4279 */
265 | { 0x00008A, "TLS_PSK_WITH_RC4_128_SHA" },
266 | { 0x00008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA" },
267 | { 0x00008C, "TLS_PSK_WITH_AES_128_CBC_SHA" },
268 | { 0x00008D, "TLS_PSK_WITH_AES_256_CBC_SHA" },
269 | { 0x00008E, "TLS_DHE_PSK_WITH_RC4_128_SHA" },
270 | { 0x00008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA" },
271 | { 0x000090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA" },
272 | { 0x000091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA" },
273 | { 0x000092, "TLS_RSA_PSK_WITH_RC4_128_SHA" },
274 | { 0x000093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA" },
275 | { 0x000094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA" },
276 | { 0x000095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA" },
277 | /* RFC 4162 */
278 | { 0x000096, "TLS_RSA_WITH_SEED_CBC_SHA" },
279 | { 0x000097, "TLS_DH_DSS_WITH_SEED_CBC_SHA" },
280 | { 0x000098, "TLS_DH_RSA_WITH_SEED_CBC_SHA" },
281 | { 0x000099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA" },
282 | { 0x00009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA" },
283 | { 0x00009B, "TLS_DH_anon_WITH_SEED_CBC_SHA" },
284 | /* RFC 5288 */
285 | { 0x00009C, "TLS_RSA_WITH_AES_128_GCM_SHA256" },
286 | { 0x00009D, "TLS_RSA_WITH_AES_256_GCM_SHA384" },
287 | { 0x00009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256" },
288 | { 0x00009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384" },
289 | { 0x0000A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256" },
290 | { 0x0000A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384" },
291 | { 0x0000A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256" },
292 | { 0x0000A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384" },
293 | { 0x0000A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256" },
294 | { 0x0000A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384" },
295 | { 0x0000A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256" },
296 | { 0x0000A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384" },
297 | /* RFC 5487 */
298 | { 0x0000A8, "TLS_PSK_WITH_AES_128_GCM_SHA256" },
299 | { 0x0000A9, "TLS_PSK_WITH_AES_256_GCM_SHA384" },
300 | { 0x0000AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256" },
301 | { 0x0000AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384" },
302 | { 0x0000AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256" },
303 | { 0x0000AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384" },
304 | { 0x0000AE, "TLS_PSK_WITH_AES_128_CBC_SHA256" },
305 | { 0x0000AF, "TLS_PSK_WITH_AES_256_CBC_SHA384" },
306 | { 0x0000B0, "TLS_PSK_WITH_NULL_SHA256" },
307 | { 0x0000B1, "TLS_PSK_WITH_NULL_SHA384" },
308 | { 0x0000B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256" },
309 | { 0x0000B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384" },
310 | { 0x0000B4, "TLS_DHE_PSK_WITH_NULL_SHA256" },
311 | { 0x0000B5, "TLS_DHE_PSK_WITH_NULL_SHA384" },
312 | { 0x0000B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256" },
313 | { 0x0000B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384" },
314 | { 0x0000B8, "TLS_RSA_PSK_WITH_NULL_SHA256" },
315 | { 0x0000B9, "TLS_RSA_PSK_WITH_NULL_SHA384" },
316 | /* From RFC 5932 */
317 | { 0x0000BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
318 | { 0x0000BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
319 | { 0x0000BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
320 | { 0x0000BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
321 | { 0x0000BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
322 | { 0x0000BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256" },
323 | { 0x0000C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
324 | { 0x0000C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
325 | { 0x0000C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
326 | { 0x0000C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
327 | { 0x0000C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
328 | { 0x0000C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256" },
329 | /* 0x00,0xC6-FE Unassigned */
330 | { 0x0000FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV" },
331 | /* 0x01-BF,* Unassigned */
332 | /* From RFC 4492 */
333 | { 0x00c001, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
334 | { 0x00c002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
335 | { 0x00c003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
336 | { 0x00c004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
337 | { 0x00c005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
338 | { 0x00c006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA" },
339 | { 0x00c007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA" },
340 | { 0x00c008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA" },
341 | { 0x00c009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA" },
342 | { 0x00c00a, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA" },
343 | { 0x00c00b, "TLS_ECDH_RSA_WITH_NULL_SHA" },
344 | { 0x00c00c, "TLS_ECDH_RSA_WITH_RC4_128_SHA" },
345 | { 0x00c00d, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA" },
346 | { 0x00c00e, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA" },
347 | { 0x00c00f, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA" },
348 | { 0x00c010, "TLS_ECDHE_RSA_WITH_NULL_SHA" },
349 | { 0x00c011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA" },
350 | { 0x00c012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA" },
351 | { 0x00c013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA" },
352 | { 0x00c014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA" },
353 | { 0x00c015, "TLS_ECDH_anon_WITH_NULL_SHA" },
354 | { 0x00c016, "TLS_ECDH_anon_WITH_RC4_128_SHA" },
355 | { 0x00c017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA" },
356 | { 0x00c018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA" },
357 | { 0x00c019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA" },
358 | /* RFC 5054 */
359 | { 0x00C01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA" },
360 | { 0x00C01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA" },
361 | { 0x00C01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA" },
362 | { 0x00C01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA" },
363 | { 0x00C01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA" },
364 | { 0x00C01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA" },
365 | { 0x00C020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA" },
366 | { 0x00C021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA" },
367 | { 0x00C022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA" },
368 | /* RFC 5589 */
369 | { 0x00C023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256" },
370 | { 0x00C024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384" },
371 | { 0x00C025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256" },
372 | { 0x00C026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384" },
373 | { 0x00C027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256" },
374 | { 0x00C028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384" },
375 | { 0x00C029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256" },
376 | { 0x00C02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384" },
377 | { 0x00C02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" },
378 | { 0x00C02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384" },
379 | { 0x00C02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256" },
380 | { 0x00C02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384" },
381 | { 0x00C02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256" },
382 | { 0x00C030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384" },
383 | { 0x00C031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256" },
384 | { 0x00C032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384" },
385 | /* RFC 5489 */
386 | { 0x00C033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA" },
387 | { 0x00C034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA" },
388 | { 0x00C035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA" },
389 | { 0x00C036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA" },
390 | { 0x00C037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256" },
391 | { 0x00C038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384" },
392 | { 0x00C039, "TLS_ECDHE_PSK_WITH_NULL_SHA" },
393 | { 0x00C03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256" },
394 | { 0x00C03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384" },
395 | /* 0xC0,0x3C-FF Unassigned
396 | 0xC1-FD,* Unassigned
397 | 0xFE,0x00-FD Unassigned
398 | 0xFE,0xFE-FF Reserved to avoid conflicts with widely deployed implementations [Pasi_Eronen]
399 | 0xFF,0x00-FF Reserved for Private Use [RFC5246]
400 | */
401 |
402 | /* old numbers used in the beginning
403 | * https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305 */
404 | { 0x00CC13, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
405 | { 0x00CC14, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
406 | { 0x00CC15, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
407 |
408 | /* https://tools.ietf.org/html/rfc7905 */
409 | { 0x00CCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
410 | { 0x00CCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
411 | { 0x00CCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
412 | { 0x00CCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256" },
413 | { 0x00CCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
414 | { 0x00CCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
415 | { 0x00CCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256" },
416 |
417 | /* GM/T 0024-2014 */
418 | { 0x00e001, "ECDHE_SM1_SM3"},
419 | { 0x00e003, "ECC_SM1_SM3"},
420 | { 0x00e005, "IBSDH_SM1_SM3"},
421 | { 0x00e007, "IBC_SM1_SM3"},
422 | { 0x00e009, "RSA_SM1_SM3"},
423 | { 0x00e00a, "RSA_SM1_SHA1"},
424 | { 0x00e011, "ECDHE_SM4_CBC_SM3"},
425 | { 0x00e013, "ECC_SM4_CBC_SM3"},
426 | { 0x00e015, "IBSDH_SM4_CBC_SM3"},
427 | { 0x00e017, "IBC_SM4_CBC_SM3"},
428 | { 0x00e019, "RSA_SM4_CBC_SM3"},
429 | { 0x00e01a, "RSA_SM4_CBC_SHA1"},
430 | { 0x00e01c, "RSA_SM4_CBC_SHA256"},
431 | { 0x00e051, "ECDHE_SM4_GCM_SM3"},
432 | { 0x00e053, "ECC_SM4_GCM_SM3"},
433 | { 0x00e055, "IBSDH_SM4_GCM_SM3"},
434 | { 0x00e057, "IBC_SM4_GCM_SM3"},
435 | { 0x00e059, "RSA_SM4_GCM_SM3"},
436 | { 0x00e05a, "RSA_SM4_GCM_SHA256"},
437 |
438 | /* https://tools.ietf.org/html/draft-josefsson-salsa20-tls */
439 | { 0x00E410, "TLS_RSA_WITH_ESTREAM_SALSA20_SHA1" },
440 | { 0x00E411, "TLS_RSA_WITH_SALSA20_SHA1" },
441 | { 0x00E412, "TLS_ECDHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
442 | { 0x00E413, "TLS_ECDHE_RSA_WITH_SALSA20_SHA1" },
443 | { 0x00E414, "TLS_ECDHE_ECDSA_WITH_ESTREAM_SALSA20_SHA1" },
444 | { 0x00E415, "TLS_ECDHE_ECDSA_WITH_SALSA20_SHA1" },
445 | { 0x00E416, "TLS_PSK_WITH_ESTREAM_SALSA20_SHA1" },
446 | { 0x00E417, "TLS_PSK_WITH_SALSA20_SHA1" },
447 | { 0x00E418, "TLS_ECDHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
448 | { 0x00E419, "TLS_ECDHE_PSK_WITH_SALSA20_SHA1" },
449 | { 0x00E41A, "TLS_RSA_PSK_WITH_ESTREAM_SALSA20_SHA1" },
450 | { 0x00E41B, "TLS_RSA_PSK_WITH_SALSA20_SHA1" },
451 | { 0x00E41C, "TLS_DHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
452 | { 0x00E41D, "TLS_DHE_PSK_WITH_SALSA20_SHA1" },
453 | { 0x00E41E, "TLS_DHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
454 | { 0x00E41F, "TLS_DHE_RSA_WITH_SALSA20_SHA1" },
455 |
456 | /* these from http://www.mozilla.org/projects/
457 | security/pki/nss/ssl/fips-ssl-ciphersuites.html */
458 | { 0x00fefe, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
459 | { 0x00feff, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
460 | { 0x00ffe0, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
461 | { 0x00ffe1, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
462 | /* note that ciphersuites of {0x00????} are TLS cipher suites in
463 | * a sslv2 client hello message; the ???? above is the two-byte
464 | * tls cipher suite id
465 | */
466 |
467 | { 0x010080, "SSL2_RC4_128_WITH_MD5" },
468 | { 0x020080, "SSL2_RC4_128_EXPORT40_WITH_MD5" },
469 | { 0x030080, "SSL2_RC2_128_CBC_WITH_MD5" },
470 | { 0x040080, "SSL2_RC2_128_CBC_EXPORT40_WITH_MD5" },
471 | { 0x050080, "SSL2_IDEA_128_CBC_WITH_MD5" },
472 | { 0x060040, "SSL2_DES_64_CBC_WITH_MD5" },
473 | { 0x0700c0, "SSL2_DES_192_EDE3_CBC_WITH_MD5" },
474 | { 0x080080, "SSL2_RC4_64_WITH_MD5" },
475 |
476 | { 0x00, NULL((void*)0) }
477 | };
478 |
479 | value_string_ext ssl_20_cipher_suites_ext = VALUE_STRING_EXT_INIT(ssl_20_cipher_suites){ _try_val_to_str_ext_init, 0, (sizeof (ssl_20_cipher_suites) / sizeof ((ssl_20_cipher_suites)[0]))-1, ssl_20_cipher_suites , "ssl_20_cipher_suites", ((void*)0) };
480 |
481 |
482 | /*
483 | * Supported Groups (formerly named "EC Named Curve").
484 | * https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml#tls-parameters-8
485 | */
486 | const value_string ssl_extension_curves[] = {
487 | { 1, "sect163k1" },
488 | { 2, "sect163r1" },
489 | { 3, "sect163r2" },
490 | { 4, "sect193r1" },
491 | { 5, "sect193r2" },
492 | { 6, "sect233k1" },
493 | { 7, "sect233r1" },
494 | { 8, "sect239k1" },
495 | { 9, "sect283k1" },
496 | { 10, "sect283r1" },
497 | { 11, "sect409k1" },
498 | { 12, "sect409r1" },
499 | { 13, "sect571k1" },
500 | { 14, "sect571r1" },
501 | { 15, "secp160k1" },
502 | { 16, "secp160r1" },
503 | { 17, "secp160r2" },
504 | { 18, "secp192k1" },
505 | { 19, "secp192r1" },
506 | { 20, "secp224k1" },
507 | { 21, "secp224r1" },
508 | { 22, "secp256k1" },
509 | { 23, "secp256r1" },
510 | { 24, "secp384r1" },
511 | { 25, "secp521r1" },
512 | { 26, "brainpoolP256r1" }, /* RFC 7027 */
513 | { 27, "brainpoolP384r1" }, /* RFC 7027 */
514 | { 28, "brainpoolP512r1" }, /* RFC 7027 */
515 | { 29, "x25519" }, /* RFC 8446 / RFC 8422 */
516 | { 30, "x448" }, /* RFC 8446 / RFC 8422 */
517 | { 31, "brainpoolP256r1tls13" }, /* RFC8734 */
518 | { 32, "brainpoolP384r1tls13" }, /* RFC8734 */
519 | { 33, "brainpoolP512r1tls13" }, /* RFC8734 */
520 | { 34, "GC256A" }, /* RFC9189 */
521 | { 35, "GC256B" }, /* RFC9189 */
522 | { 36, "GC256C" }, /* RFC9189 */
523 | { 37, "GC256D" }, /* RFC9189 */
524 | { 38, "GC512A" }, /* RFC9189 */
525 | { 39, "GC512B" }, /* RFC9189 */
526 | { 40, "GC512C" }, /* RFC9189 */
527 | { 41, "curveSM2" }, /* RFC 8998 */
528 | { 256, "ffdhe2048" }, /* RFC 7919 */
529 | { 257, "ffdhe3072" }, /* RFC 7919 */
530 | { 258, "ffdhe4096" }, /* RFC 7919 */
531 | { 259, "ffdhe6144" }, /* RFC 7919 */
532 | { 260, "ffdhe8192" }, /* RFC 7919 */
533 | { 512, "MLKEM512"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
534 | { 513, "MLKEM768"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
535 | { 514, "MLKEM1024"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
536 | { 2570, "Reserved (GREASE)" }, /* RFC 8701 */
537 | { 4587, "SecP256r1MLKEM768" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-02 */
538 | { 4588, "X25519MLKEM768" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-03 */
539 | { 4589, "SecP384r1MLKEM1024" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-03 */
540 | { 6682, "Reserved (GREASE)" }, /* RFC 8701 */
541 | { 10794, "Reserved (GREASE)" }, /* RFC 8701 */
542 | { 14906, "Reserved (GREASE)" }, /* RFC 8701 */
543 | { 19018, "Reserved (GREASE)" }, /* RFC 8701 */
544 | { 23130, "Reserved (GREASE)" }, /* RFC 8701 */
545 | { 25497, "X25519Kyber768Draft00 (OBSOLETE)" }, /* draft-tls-westerbaan-xyber768d00-02 */
546 | { 25498, "SecP256r1Kyber768Draft00 (OBSOLETE)" }, /* draft-kwiatkowski-tls-ecdhe-kyber-01 */
547 | { 27242, "Reserved (GREASE)" }, /* RFC 8701 */
548 | { 31354, "Reserved (GREASE)" }, /* RFC 8701 */
549 | { 35466, "Reserved (GREASE)" }, /* RFC 8701 */
550 | { 39578, "Reserved (GREASE)" }, /* RFC 8701 */
551 | { 43690, "Reserved (GREASE)" }, /* RFC 8701 */
552 | { 47802, "Reserved (GREASE)" }, /* RFC 8701 */
553 | { 51914, "Reserved (GREASE)" }, /* RFC 8701 */
554 | { 56026, "Reserved (GREASE)" }, /* RFC 8701 */
555 | { 60138, "Reserved (GREASE)" }, /* RFC 8701 */
556 | { 64250, "Reserved (GREASE)" }, /* RFC 8701 */
557 | { 0xFF01, "arbitrary_explicit_prime_curves" },
558 | { 0xFF02, "arbitrary_explicit_char2_curves" },
559 | /* Below are various unofficial values that have been used for testing. */
560 | /* PQC key exchange algorithms from OQS-OpenSSL,
561 | see https://github.com/open-quantum-safe/oqs-provider/blob/main/oqs-template/oqs-kem-info.md
562 | These use IANA unassigned values and this list may be incomplete.
563 | */
564 | { 0x2F00, "p256_frodo640aes" },
565 | { 0x2F01, "p256_frodo640shake" },
566 | { 0x2F02, "p384_frodo976aes" },
567 | { 0x0203, "frodo976shake" },
568 | { 0x2F03, "p384_frodo976shake" },
569 | { 0x0204, "frodo1344aes" },
570 | { 0x2F04, "p521_frodo1344aes" },
571 | { 0x0205, "frodo1344shake" },
572 | { 0x2F05, "p521_frodo1344shake" },
573 | { 0x023A, "kyber512" },
574 | { 0x2F3A, "p256_kyber512" },
575 | { 0x023C, "kyber768" },
576 | { 0x2F3C, "p384_kyber768" },
577 | { 0x023D, "kyber1024" },
578 | { 0x2F3D, "p521_kyber1024" },
579 | { 0x0214, "ntru_hps2048509" },
580 | { 0x2F14, "p256_ntru_hps2048509" },
581 | { 0x0215, "ntru_hps2048677" },
582 | { 0x2F15, "p384_ntru_hps2048677" },
583 | { 0x0216, "ntru_hps4096821" },
584 | { 0x2F16, "p521_ntru_hps4096821" },
585 | { 0x0245, "ntru_hps40961229" },
586 | { 0x2F45, "p521_ntru_hps40961229" },
587 | { 0x0217, "ntru_hrss701" },
588 | { 0x2F17, "p384_ntru_hrss701" },
589 | { 0x0246, "ntru_hrss1373" },
590 | { 0x2F46, "p521_ntru_hrss1373" },
591 | { 0x0218, "lightsaber" },
592 | { 0x2F18, "p256_lightsaber" },
593 | { 0x0219, "saber" },
594 | { 0x2F19, "p384_saber" },
595 | { 0x021A, "firesaber" },
596 | { 0x2F1A, "p521_firesaber" },
597 | { 0x021B, "sidhp434" },
598 | { 0x2F1B, "p256_sidhp434" },
599 | { 0x021C, "sidhp503" },
600 | { 0x2F1C, "p256_sidhp503" },
601 | { 0x021D, "sidhp610" },
602 | { 0x2F1D, "p384_sidhp610" },
603 | { 0x021E, "sidhp751" },
604 | { 0x2F1E, "p521_sidhp751" },
605 | { 0x021F, "sikep434" },
606 | { 0x2F1F, "p256_sikep434" },
607 | { 0x0220, "sikep503" },
608 | { 0x2F20, "p256_sikep503" },
609 | { 0x0221, "sikep610" },
610 | { 0x2F21, "p384_sikep610" },
611 | { 0x0222, "sikep751" },
612 | { 0x2F22, "p521_sikep751" },
613 | { 0x0238, "bikel1" },
614 | { 0x2F38, "p256_bikel1" },
615 | { 0x023B, "bikel3" },
616 | { 0x2F3B, "p384_bikel3" },
617 | { 0x023E, "kyber90s512" },
618 | { 0x2F3E, "p256_kyber90s512" },
619 | { 0x023F, "kyber90s768" },
620 | { 0x2F3F, "p384_kyber90s768" },
621 | { 0x0240, "kyber90s1024" },
622 | { 0x2F40, "p521_kyber90s1024" },
623 | { 0x022C, "hqc128" },
624 | { 0x2F2C, "p256_hqc128" },
625 | { 0x022D, "hqc192" },
626 | { 0x2F2D, "p384_hqc192" },
627 | { 0x022E, "hqc256" },
628 | { 0x2F2E, "p521_hqc256" },
629 | { 0x022F, "ntrulpr653" },
630 | { 0x2F2F, "p256_ntrulpr653" },
631 | { 0x0230, "ntrulpr761" },
632 | { 0x2F43, "p256_ntrulpr761" },
633 | { 0x0231, "ntrulpr857" },
634 | { 0x2F31, "p384_ntrulpr857" },
635 | { 0x0241, "ntrulpr1277" },
636 | { 0x2F41, "p521_ntrulpr1277" },
637 | { 0x0232, "sntrup653" },
638 | { 0x2F32, "p256_sntrup653" },
639 | { 0x0233, "sntrup761" },
640 | { 0x2F44, "p256_sntrup761" },
641 | { 0x0234, "sntrup857" },
642 | { 0x2F34, "p384_sntrup857" },
643 | { 0x0242, "sntrup1277" },
644 | { 0x2F42, "p521_sntrup1277" },
645 | /* Other PQ key exchange algorithms, using Reserved for Private Use values
646 | https://blog.cloudflare.com/post-quantum-for-all
647 | https://www.ietf.org/archive/id/draft-tls-westerbaan-xyber768d00-02.txt */
648 | { 0xFE30, "X25519Kyber512Draft00 (OBSOLETE)" },
649 | { 0xFE31, "X25519Kyber768Draft00 (OBSOLETE)" },
650 | { 0x00, NULL((void*)0) }
651 | };
652 |
653 | const value_string ssl_curve_types[] = {
654 | { 1, "explicit_prime" },
655 | { 2, "explicit_char2" },
656 | { 3, "named_curve" },
657 | { 0x00, NULL((void*)0) }
658 | };
659 |
660 | const value_string ssl_extension_ec_point_formats[] = {
661 | { 0, "uncompressed" },
662 | { 1, "ansiX962_compressed_prime" },
663 | { 2, "ansiX962_compressed_char2" },
664 | { 0x00, NULL((void*)0) }
665 | };
666 |
667 | const value_string ssl_20_certificate_type[] = {
668 | { 0x00, "N/A" },
669 | { 0x01, "X.509 Certificate" },
670 | { 0x00, NULL((void*)0) }
671 | };
672 |
673 | const value_string ssl_31_content_type[] = {
674 | { 20, "Change Cipher Spec" },
675 | { 21, "Alert" },
676 | { 22, "Handshake" },
677 | { 23, "Application Data" },
678 | { 24, "Heartbeat" },
679 | { 25, "Connection ID" },
680 | { 0x00, NULL((void*)0) }
681 | };
682 |
683 | #if 0
684 | /* XXX - would be used if we dissected the body of a Change Cipher Spec
685 | message. */
686 | const value_string ssl_31_change_cipher_spec[] = {
687 | { 1, "Change Cipher Spec" },
688 | { 0x00, NULL((void*)0) }
689 | };
690 | #endif
691 |
692 | const value_string ssl_31_alert_level[] = {
693 | { 1, "Warning" },
694 | { 2, "Fatal" },
695 | { 0x00, NULL((void*)0) }
696 | };
697 |
698 | const value_string ssl_31_alert_description[] = {
699 | { 0, "Close Notify" },
700 | { 1, "End of Early Data" },
701 | { 10, "Unexpected Message" },
702 | { 20, "Bad Record MAC" },
703 | { 21, "Decryption Failed" },
704 | { 22, "Record Overflow" },
705 | { 30, "Decompression Failure" },
706 | { 40, "Handshake Failure" },
707 | { 41, "No Certificate" },
708 | { 42, "Bad Certificate" },
709 | { 43, "Unsupported Certificate" },
710 | { 44, "Certificate Revoked" },
711 | { 45, "Certificate Expired" },
712 | { 46, "Certificate Unknown" },
713 | { 47, "Illegal Parameter" },
714 | { 48, "Unknown CA" },
715 | { 49, "Access Denied" },
716 | { 50, "Decode Error" },
717 | { 51, "Decrypt Error" },
718 | { 60, "Export Restriction" },
719 | { 70, "Protocol Version" },
720 | { 71, "Insufficient Security" },
721 | { 80, "Internal Error" },
722 | { 86, "Inappropriate Fallback" },
723 | { 90, "User Canceled" },
724 | { 100, "No Renegotiation" },
725 | { 109, "Missing Extension" },
726 | { 110, "Unsupported Extension" },
727 | { 111, "Certificate Unobtainable" },
728 | { 112, "Unrecognized Name" },
729 | { 113, "Bad Certificate Status Response" },
730 | { 114, "Bad Certificate Hash Value" },
731 | { 115, "Unknown PSK Identity" },
732 | { 116, "Certificate Required" },
733 | { 120, "No application Protocol" },
734 | { 121, "ECH Required" },
735 | { 0x00, NULL((void*)0) }
736 | };
737 |
738 | const value_string ssl_31_handshake_type[] = {
739 | { SSL_HND_HELLO_REQUEST, "Hello Request" },
740 | { SSL_HND_CLIENT_HELLO, "Client Hello" },
741 | { SSL_HND_SERVER_HELLO, "Server Hello" },
742 | { SSL_HND_HELLO_VERIFY_REQUEST, "Hello Verify Request"},
743 | { SSL_HND_NEWSESSION_TICKET, "New Session Ticket" },
744 | { SSL_HND_END_OF_EARLY_DATA, "End of Early Data" },
745 | { SSL_HND_HELLO_RETRY_REQUEST, "Hello Retry Request" },
746 | { SSL_HND_ENCRYPTED_EXTENSIONS, "Encrypted Extensions" },
747 | { SSL_HND_CERTIFICATE, "Certificate" },
748 | { SSL_HND_SERVER_KEY_EXCHG, "Server Key Exchange" },
749 | { SSL_HND_CERT_REQUEST, "Certificate Request" },
750 | { SSL_HND_SVR_HELLO_DONE, "Server Hello Done" },
751 | { SSL_HND_CERT_VERIFY, "Certificate Verify" },
752 | { SSL_HND_CLIENT_KEY_EXCHG, "Client Key Exchange" },
753 | { SSL_HND_FINISHED, "Finished" },
754 | { SSL_HND_CERT_URL, "Client Certificate URL" },
755 | { SSL_HND_CERT_STATUS, "Certificate Status" },
756 | { SSL_HND_SUPPLEMENTAL_DATA, "Supplemental Data" },
757 | { SSL_HND_KEY_UPDATE, "Key Update" },
758 | { SSL_HND_COMPRESSED_CERTIFICATE, "Compressed Certificate" },
759 | { SSL_HND_ENCRYPTED_EXTS, "Encrypted Extensions" },
760 | { 0x00, NULL((void*)0) }
761 | };
762 |
763 | const value_string tls_heartbeat_type[] = {
764 | { 1, "Request" },
765 | { 2, "Response" },
766 | { 0x00, NULL((void*)0) }
767 | };
768 |
769 | const value_string tls_heartbeat_mode[] = {
770 | { 1, "Peer allowed to send requests" },
771 | { 2, "Peer not allowed to send requests" },
772 | { 0x00, NULL((void*)0) }
773 | };
774 |
775 | const value_string ssl_31_compression_method[] = {
776 | { 0, "null" },
777 | { 1, "DEFLATE" },
778 | { 64, "LZS" },
779 | { 0x00, NULL((void*)0) }
780 | };
781 |
782 | #if 0
783 | /* XXX - would be used if we dissected a Signature, as would be
784 | seen in a server key exchange or certificate verify message. */
785 | const value_string ssl_31_key_exchange_algorithm[] = {
786 | { 0, "RSA" },
787 | { 1, "Diffie Hellman" },
788 | { 0x00, NULL((void*)0) }
789 | };
790 |
791 | const value_string ssl_31_signature_algorithm[] = {
792 | { 0, "Anonymous" },
793 | { 1, "RSA" },
794 | { 2, "DSA" },
795 | { 0x00, NULL((void*)0) }
796 | };
797 | #endif
798 |
799 | const value_string ssl_31_client_certificate_type[] = {
800 | { 1, "RSA Sign" },
801 | { 2, "DSS Sign" },
802 | { 3, "RSA Fixed DH" },
803 | { 4, "DSS Fixed DH" },
804 | /* GOST certificate types */
805 | /* Section 3.5 of draft-chudov-cryptopro-cptls-04 */
806 | { 21, "GOST R 34.10-94" },
807 | { 22, "GOST R 34.10-2001" },
808 | /* END GOST certificate types */
809 | { 64, "ECDSA Sign" },
810 | { 65, "RSA Fixed ECDH" },
811 | { 66, "ECDSA Fixed ECDH" },
812 | { 80, "IBC Params" },
813 | { 0x00, NULL((void*)0) }
814 | };
815 |
816 | #if 0
817 | /* XXX - would be used if we dissected exchange keys, as would be
818 | seen in a client key exchange message. */
819 | const value_string ssl_31_public_value_encoding[] = {
820 | { 0, "Implicit" },
821 | { 1, "Explicit" },
822 | { 0x00, NULL((void*)0) }
823 | };
824 | #endif
825 |
826 | /* http://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
827 | /* Note: sorted by ascending value so value_string_ext fcns can do a binary search */
828 | static const value_string ssl_31_ciphersuite[] = {
829 | /* RFC 2246, RFC 4346, RFC 5246 */
830 | { 0x0000, "TLS_NULL_WITH_NULL_NULL" },
831 | { 0x0001, "TLS_RSA_WITH_NULL_MD5" },
832 | { 0x0002, "TLS_RSA_WITH_NULL_SHA" },
833 | { 0x0003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5" },
834 | { 0x0004, "TLS_RSA_WITH_RC4_128_MD5" },
835 | { 0x0005, "TLS_RSA_WITH_RC4_128_SHA" },
836 | { 0x0006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5" },
837 | { 0x0007, "TLS_RSA_WITH_IDEA_CBC_SHA" },
838 | { 0x0008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA" },
839 | { 0x0009, "TLS_RSA_WITH_DES_CBC_SHA" },
840 | { 0x000a, "TLS_RSA_WITH_3DES_EDE_CBC_SHA" },
841 | { 0x000b, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA" },
842 | { 0x000c, "TLS_DH_DSS_WITH_DES_CBC_SHA" },
843 | { 0x000d, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA" },
844 | { 0x000e, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA" },
845 | { 0x000f, "TLS_DH_RSA_WITH_DES_CBC_SHA" },
846 | { 0x0010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA" },
847 | { 0x0011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA" },
848 | { 0x0012, "TLS_DHE_DSS_WITH_DES_CBC_SHA" },
849 | { 0x0013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" },
850 | { 0x0014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA" },
851 | { 0x0015, "TLS_DHE_RSA_WITH_DES_CBC_SHA" },
852 | { 0x0016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" },
853 | { 0x0017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5" },
854 | { 0x0018, "TLS_DH_anon_WITH_RC4_128_MD5" },
855 | { 0x0019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA" },
856 | { 0x001a, "TLS_DH_anon_WITH_DES_CBC_SHA" },
857 | { 0x001b, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" },
858 |
859 | { 0x001c, "SSL_FORTEZZA_KEA_WITH_NULL_SHA" },
860 | { 0x001d, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA" },
861 | #if 0 /* Because it clashes with KRB5, is never used any more, and is safe
862 | to remove according to David Hopwood <david.hopwood@zetnet.co.uk>
863 | of the ietf-tls list */
864 | { 0x001e, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA" },
865 | #endif
866 | /* RFC 2712 */
867 | { 0x001E, "TLS_KRB5_WITH_DES_CBC_SHA" },
868 | { 0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA" },
869 | { 0x0020, "TLS_KRB5_WITH_RC4_128_SHA" },
870 | { 0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA" },
871 | { 0x0022, "TLS_KRB5_WITH_DES_CBC_MD5" },
872 | { 0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5" },
873 | { 0x0024, "TLS_KRB5_WITH_RC4_128_MD5" },
874 | { 0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5" },
875 | { 0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA" },
876 | { 0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA" },
877 | { 0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA" },
878 | { 0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5" },
879 | { 0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5" },
880 | { 0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5" },
881 | /* RFC 4785 */
882 | { 0x002C, "TLS_PSK_WITH_NULL_SHA" },
883 | { 0x002D, "TLS_DHE_PSK_WITH_NULL_SHA" },
884 | { 0x002E, "TLS_RSA_PSK_WITH_NULL_SHA" },
885 | /* RFC 5246 */
886 | { 0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA" },
887 | { 0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA" },
888 | { 0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA" },
889 | { 0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA" },
890 | { 0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA" },
891 | { 0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA" },
892 | { 0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA" },
893 | { 0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA" },
894 | { 0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA" },
895 | { 0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA" },
896 | { 0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA" },
897 | { 0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA" },
898 | { 0x003B, "TLS_RSA_WITH_NULL_SHA256" },
899 | { 0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256" },
900 | { 0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256" },
901 | { 0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256" },
902 | { 0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256" },
903 | { 0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256" },
904 | /* RFC 4132 */
905 | { 0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA" },
906 | { 0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA" },
907 | { 0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA" },
908 | { 0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA" },
909 | { 0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA" },
910 | { 0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA" },
911 | /* 0x00,0x60-66 Reserved to avoid conflicts with widely deployed implementations */
912 | /* --- ??? --- */
913 | { 0x0060, "TLS_RSA_EXPORT1024_WITH_RC4_56_MD5" },
914 | { 0x0061, "TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5" },
915 | /* draft-ietf-tls-56-bit-ciphersuites-01.txt */
916 | { 0x0062, "TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA" },
917 | { 0x0063, "TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA" },
918 | { 0x0064, "TLS_RSA_EXPORT1024_WITH_RC4_56_SHA" },
919 | { 0x0065, "TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA" },
920 | { 0x0066, "TLS_DHE_DSS_WITH_RC4_128_SHA" },
921 | /* --- ??? ---*/
922 | { 0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256" },
923 | { 0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256" },
924 | { 0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256" },
925 | { 0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" },
926 | { 0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256" },
927 | { 0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256" },
928 | { 0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256" },
929 | /* draft-chudov-cryptopro-cptls-04.txt */
930 | { 0x0080, "TLS_GOSTR341094_WITH_28147_CNT_IMIT" },
931 | { 0x0081, "TLS_GOSTR341001_WITH_28147_CNT_IMIT" },
932 | { 0x0082, "TLS_GOSTR341094_WITH_NULL_GOSTR3411" },
933 | { 0x0083, "TLS_GOSTR341001_WITH_NULL_GOSTR3411" },
934 | /* RFC 4132 */
935 | { 0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA" },
936 | { 0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA" },
937 | { 0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA" },
938 | { 0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA" },
939 | { 0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA" },
940 | { 0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA" },
941 | /* RFC 4279 */
942 | { 0x008A, "TLS_PSK_WITH_RC4_128_SHA" },
943 | { 0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA" },
944 | { 0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA" },
945 | { 0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA" },
946 | { 0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA" },
947 | { 0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA" },
948 | { 0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA" },
949 | { 0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA" },
950 | { 0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA" },
951 | { 0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA" },
952 | { 0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA" },
953 | { 0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA" },
954 | /* RFC 4162 */
955 | { 0x0096, "TLS_RSA_WITH_SEED_CBC_SHA" },
956 | { 0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA" },
957 | { 0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA" },
958 | { 0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA" },
959 | { 0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA" },
960 | { 0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA" },
961 | /* RFC 5288 */
962 | { 0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256" },
963 | { 0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384" },
964 | { 0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256" },
965 | { 0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384" },
966 | { 0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256" },
967 | { 0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384" },
968 | { 0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256" },
969 | { 0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384" },
970 | { 0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256" },
971 | { 0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384" },
972 | { 0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256" },
973 | { 0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384" },
974 | /* RFC 5487 */
975 | { 0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256" },
976 | { 0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384" },
977 | { 0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256" },
978 | { 0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384" },
979 | { 0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256" },
980 | { 0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384" },
981 | { 0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256" },
982 | { 0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384" },
983 | { 0x00B0, "TLS_PSK_WITH_NULL_SHA256" },
984 | { 0x00B1, "TLS_PSK_WITH_NULL_SHA384" },
985 | { 0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256" },
986 | { 0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384" },
987 | { 0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256" },
988 | { 0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384" },
989 | { 0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256" },
990 | { 0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384" },
991 | { 0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256" },
992 | { 0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384" },
993 | /* From RFC 5932 */
994 | { 0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
995 | { 0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
996 | { 0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
997 | { 0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
998 | { 0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
999 | { 0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256" },
1000 | { 0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1001 | { 0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
1002 | { 0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1003 | { 0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
1004 | { 0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1005 | { 0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256" },
1006 | /* RFC 8998 */
1007 | { 0x00C6, "TLS_SM4_GCM_SM3" },
1008 | { 0x00C7, "TLS_SM4_CCM_SM3" },
1009 | /* 0x00,0xC8-FE Unassigned */
1010 | /* From RFC 5746 */
1011 | { 0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV" },
1012 | /* RFC 8701 */
1013 | { 0x0A0A, "Reserved (GREASE)" },
1014 | /* RFC 8446 */
1015 | { 0x1301, "TLS_AES_128_GCM_SHA256" },
1016 | { 0x1302, "TLS_AES_256_GCM_SHA384" },
1017 | { 0x1303, "TLS_CHACHA20_POLY1305_SHA256" },
1018 | { 0x1304, "TLS_AES_128_CCM_SHA256" },
1019 | { 0x1305, "TLS_AES_128_CCM_8_SHA256" },
1020 | /* RFC 8701 */
1021 | { 0x1A1A, "Reserved (GREASE)" },
1022 | { 0x2A2A, "Reserved (GREASE)" },
1023 | { 0x3A3A, "Reserved (GREASE)" },
1024 | { 0x4A4A, "Reserved (GREASE)" },
1025 | /* From RFC 7507 */
1026 | { 0x5600, "TLS_FALLBACK_SCSV" },
1027 | /* RFC 8701 */
1028 | { 0x5A5A, "Reserved (GREASE)" },
1029 | { 0x6A6A, "Reserved (GREASE)" },
1030 | { 0x7A7A, "Reserved (GREASE)" },
1031 | { 0x8A8A, "Reserved (GREASE)" },
1032 | { 0x9A9A, "Reserved (GREASE)" },
1033 | { 0xAAAA, "Reserved (GREASE)" },
1034 | { 0xBABA, "Reserved (GREASE)" },
1035 | /* From RFC 4492 */
1036 | { 0xc001, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
1037 | { 0xc002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
1038 | { 0xc003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
1039 | { 0xc004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
1040 | { 0xc005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
1041 | { 0xc006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA" },
1042 | { 0xc007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA" },
1043 | { 0xc008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA" },
1044 | { 0xc009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA" },
1045 | { 0xc00a, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA" },
1046 | { 0xc00b, "TLS_ECDH_RSA_WITH_NULL_SHA" },
1047 | { 0xc00c, "TLS_ECDH_RSA_WITH_RC4_128_SHA" },
1048 | { 0xc00d, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA" },
1049 | { 0xc00e, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA" },
1050 | { 0xc00f, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA" },
1051 | { 0xc010, "TLS_ECDHE_RSA_WITH_NULL_SHA" },
1052 | { 0xc011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA" },
1053 | { 0xc012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA" },
1054 | { 0xc013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA" },
1055 | { 0xc014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA" },
1056 | { 0xc015, "TLS_ECDH_anon_WITH_NULL_SHA" },
1057 | { 0xc016, "TLS_ECDH_anon_WITH_RC4_128_SHA" },
1058 | { 0xc017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA" },
1059 | { 0xc018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA" },
1060 | { 0xc019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA" },
1061 | /* RFC 5054 */
1062 | { 0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA" },
1063 | { 0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA" },
1064 | { 0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA" },
1065 | { 0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA" },
1066 | { 0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA" },
1067 | { 0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA" },
1068 | { 0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA" },
1069 | { 0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA" },
1070 | { 0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA" },
1071 | /* RFC 5589 */
1072 | { 0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256" },
1073 | { 0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384" },
1074 | { 0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256" },
1075 | { 0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384" },
1076 | { 0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256" },
1077 | { 0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384" },
1078 | { 0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256" },
1079 | { 0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384" },
1080 | { 0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" },
1081 | { 0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384" },
1082 | { 0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256" },
1083 | { 0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384" },
1084 | { 0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256" },
1085 | { 0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384" },
1086 | { 0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256" },
1087 | { 0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384" },
1088 | /* RFC 5489 */
1089 | { 0xC033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA" },
1090 | { 0xC034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA" },
1091 | { 0xC035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA" },
1092 | { 0xC036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA" },
1093 | { 0xC037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256" },
1094 | { 0xC038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384" },
1095 | { 0xC039, "TLS_ECDHE_PSK_WITH_NULL_SHA" },
1096 | { 0xC03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256" },
1097 | { 0xC03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384" },
1098 | /* RFC 6209 */
1099 | { 0xC03C, "TLS_RSA_WITH_ARIA_128_CBC_SHA256" },
1100 | { 0xC03D, "TLS_RSA_WITH_ARIA_256_CBC_SHA384" },
1101 | { 0xC03E, "TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256" },
1102 | { 0xC03F, "TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384" },
1103 | { 0xC040, "TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256" },
1104 | { 0xC041, "TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384" },
1105 | { 0xC042, "TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256" },
1106 | { 0xC043, "TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384" },
1107 | { 0xC044, "TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256" },
1108 | { 0xC045, "TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384" },
1109 | { 0xC046, "TLS_DH_anon_WITH_ARIA_128_CBC_SHA256" },
1110 | { 0xC047, "TLS_DH_anon_WITH_ARIA_256_CBC_SHA384" },
1111 | { 0xC048, "TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256" },
1112 | { 0xC049, "TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384" },
1113 | { 0xC04A, "TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256" },
1114 | { 0xC04B, "TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384" },
1115 | { 0xC04C, "TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256" },
1116 | { 0xC04D, "TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384" },
1117 | { 0xC04E, "TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256" },
1118 | { 0xC04F, "TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384" },
1119 | { 0xC050, "TLS_RSA_WITH_ARIA_128_GCM_SHA256" },
1120 | { 0xC051, "TLS_RSA_WITH_ARIA_256_GCM_SHA384" },
1121 | { 0xC052, "TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256" },
1122 | { 0xC053, "TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384" },
1123 | { 0xC054, "TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256" },
1124 | { 0xC055, "TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384" },
1125 | { 0xC056, "TLS_DHE_DSS_WITH_ARIA_128_GCM_SHA256" },
1126 | { 0xC057, "TLS_DHE_DSS_WITH_ARIA_256_GCM_SHA384" },
1127 | { 0xC058, "TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256" },
1128 | { 0xC059, "TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384" },
1129 | { 0xC05A, "TLS_DH_anon_WITH_ARIA_128_GCM_SHA256" },
1130 | { 0xC05B, "TLS_DH_anon_WITH_ARIA_256_GCM_SHA384" },
1131 | { 0xC05C, "TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256" },
1132 | { 0xC05D, "TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384" },
1133 | { 0xC05E, "TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256" },
1134 | { 0xC05F, "TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384" },
1135 | { 0xC060, "TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256" },
1136 | { 0xC061, "TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384" },
1137 | { 0xC062, "TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256" },
1138 | { 0xC063, "TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384" },
1139 | { 0xC064, "TLS_PSK_WITH_ARIA_128_CBC_SHA256" },
1140 | { 0xC065, "TLS_PSK_WITH_ARIA_256_CBC_SHA384" },
1141 | { 0xC066, "TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256" },
1142 | { 0xC067, "TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384" },
1143 | { 0xC068, "TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256" },
1144 | { 0xC069, "TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384" },
1145 | { 0xC06A, "TLS_PSK_WITH_ARIA_128_GCM_SHA256" },
1146 | { 0xC06B, "TLS_PSK_WITH_ARIA_256_GCM_SHA384" },
1147 | { 0xC06C, "TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256" },
1148 | { 0xC06D, "TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384" },
1149 | { 0xC06E, "TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256" },
1150 | { 0xC06F, "TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384" },
1151 | { 0xC070, "TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256" },
1152 | { 0xC071, "TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384" },
1153 | /* RFC 6367 */
1154 | { 0xC072, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256" },
1155 | { 0xC073, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384" },
1156 | { 0xC074, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256" },
1157 | { 0xC075, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384" },
1158 | { 0xC076, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
1159 | { 0xC077, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384" },
1160 | { 0xC078, "TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
1161 | { 0xC079, "TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384" },
1162 | { 0xC07A, "TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1163 | { 0xC07B, "TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1164 | { 0xC07C, "TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1165 | { 0xC07D, "TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1166 | { 0xC07E, "TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1167 | { 0xC07F, "TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1168 | { 0xC080, "TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256" },
1169 | { 0xC081, "TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384" },
1170 | { 0xC082, "TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256" },
1171 | { 0xC083, "TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384" },
1172 | { 0xC084, "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256" },
1173 | { 0xC085, "TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384" },
1174 | { 0xC086, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256" },
1175 | { 0xC087, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384" },
1176 | { 0xC088, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256" },
1177 | { 0xC089, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384" },
1178 | { 0xC08A, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1179 | { 0xC08B, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1180 | { 0xC08C, "TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1181 | { 0xC08D, "TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1182 | { 0xC08E, "TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1183 | { 0xC08F, "TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1184 | { 0xC090, "TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1185 | { 0xC091, "TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1186 | { 0xC092, "TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1187 | { 0xC093, "TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1188 | { 0xC094, "TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1189 | { 0xC095, "TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1190 | { 0xC096, "TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1191 | { 0xC097, "TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1192 | { 0xC098, "TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1193 | { 0xC099, "TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1194 | { 0xC09A, "TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1195 | { 0xC09B, "TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1196 | /* RFC 6655 */
1197 | { 0xC09C, "TLS_RSA_WITH_AES_128_CCM" },
1198 | { 0xC09D, "TLS_RSA_WITH_AES_256_CCM" },
1199 | { 0xC09E, "TLS_DHE_RSA_WITH_AES_128_CCM" },
1200 | { 0xC09F, "TLS_DHE_RSA_WITH_AES_256_CCM" },
1201 | { 0xC0A0, "TLS_RSA_WITH_AES_128_CCM_8" },
1202 | { 0xC0A1, "TLS_RSA_WITH_AES_256_CCM_8" },
1203 | { 0xC0A2, "TLS_DHE_RSA_WITH_AES_128_CCM_8" },
1204 | { 0xC0A3, "TLS_DHE_RSA_WITH_AES_256_CCM_8" },
1205 | { 0xC0A4, "TLS_PSK_WITH_AES_128_CCM" },
1206 | { 0xC0A5, "TLS_PSK_WITH_AES_256_CCM" },
1207 | { 0xC0A6, "TLS_DHE_PSK_WITH_AES_128_CCM" },
1208 | { 0xC0A7, "TLS_DHE_PSK_WITH_AES_256_CCM" },
1209 | { 0xC0A8, "TLS_PSK_WITH_AES_128_CCM_8" },
1210 | { 0xC0A9, "TLS_PSK_WITH_AES_256_CCM_8" },
1211 | { 0xC0AA, "TLS_PSK_DHE_WITH_AES_128_CCM_8" },
1212 | { 0xC0AB, "TLS_PSK_DHE_WITH_AES_256_CCM_8" },
1213 | /* RFC 7251 */
1214 | { 0xC0AC, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM" },
1215 | { 0xC0AD, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM" },
1216 | { 0xC0AE, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8" },
1217 | { 0xC0AF, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8" },
1218 | /* RFC 8492 */
1219 | { 0xC0B0, "TLS_ECCPWD_WITH_AES_128_GCM_SHA256" },
1220 | { 0xC0B1, "TLS_ECCPWD_WITH_AES_256_GCM_SHA384" },
1221 | { 0xC0B2, "TLS_ECCPWD_WITH_AES_128_CCM_SHA256" },
1222 | { 0xC0B3, "TLS_ECCPWD_WITH_AES_256_CCM_SHA384" },
1223 | /* draft-camwinget-tls-ts13-macciphersuites */
1224 | { 0xC0B4, "TLS_SHA256_SHA256" },
1225 | { 0xC0B5, "TLS_SHA384_SHA384" },
1226 | /* https://www.ietf.org/archive/id/draft-cragie-tls-ecjpake-01.txt */
1227 | { 0xC0FF, "TLS_ECJPAKE_WITH_AES_128_CCM_8" },
1228 | /* draft-smyshlyaev-tls12-gost-suites */
1229 | { 0xC100, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC" },
1230 | { 0xC101, "TLS_GOSTR341112_256_WITH_MAGMA_CTR_OMAC" },
1231 | { 0xC102, "TLS_GOSTR341112_256_WITH_28147_CNT_IMIT" },
1232 | /* draft-smyshlyaev-tls13-gost-suites */
1233 | { 0xC103, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_L" },
1234 | { 0xC104, "TLS_GOSTR341112_256_WITH_MAGMA_MGM_L" },
1235 | { 0xC105, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_S" },
1236 | { 0xC106, "TLS_GOSTR341112_256_WITH_MAGMA_MGM_S" },
1237 | /* RFC 8701 */
1238 | { 0xCACA, "Reserved (GREASE)" },
1239 | /*
1240 | 0xC0,0xAB-FF Unassigned
1241 | 0xC1,0x03-FD,* Unassigned
1242 | 0xFE,0x00-FD Unassigned
1243 | 0xFE,0xFE-FF Reserved to avoid conflicts with widely deployed implementations [Pasi_Eronen]
1244 | 0xFF,0x00-FF Reserved for Private Use [RFC5246]
1245 | */
1246 | /* old numbers used in the beginning
1247 | * https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305 */
1248 | { 0xCC13, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1249 | { 0xCC14, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
1250 | { 0xCC15, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1251 | /* RFC 7905 */
1252 | { 0xCCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1253 | { 0xCCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
1254 | { 0xCCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1255 | { 0xCCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1256 | { 0xCCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1257 | { 0xCCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1258 | { 0xCCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1259 | /* RFC 8442 */
1260 | { 0xD001, "TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256" },
1261 | { 0xD002, "TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384" },
1262 | { 0xD003, "TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256" },
1263 | { 0xD005, "TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256" },
1264 | /* RFC 8701 */
1265 | { 0xDADA, "Reserved (GREASE)" },
1266 | /* GM/T 0024-2014 */
1267 | { 0xe001, "ECDHE_SM1_SM3"},
1268 | { 0xe003, "ECC_SM1_SM3"},
1269 | { 0xe005, "IBSDH_SM1_SM3"},
1270 | { 0xe007, "IBC_SM1_SM3"},
1271 | { 0xe009, "RSA_SM1_SM3"},
1272 | { 0xe00a, "RSA_SM1_SHA1"},
1273 | { 0xe011, "ECDHE_SM4_CBC_SM3"},
1274 | { 0xe013, "ECC_SM4_CBC_SM3"},
1275 | { 0xe015, "IBSDH_SM4_CBC_SM3"},
1276 | { 0xe017, "IBC_SM4_CBC_SM3"},
1277 | { 0xe019, "RSA_SM4_CBC_SM3"},
1278 | { 0xe01a, "RSA_SM4_CBC_SHA1"},
1279 | { 0xe01c, "RSA_SM4_CBC_SHA256"},
1280 | { 0xe051, "ECDHE_SM4_GCM_SM3"},
1281 | { 0xe053, "ECC_SM4_GCM_SM3"},
1282 | { 0xe055, "IBSDH_SM4_GCM_SM3"},
1283 | { 0xe057, "IBC_SM4_GCM_SM3"},
1284 | { 0xe059, "RSA_SM4_GCM_SM3"},
1285 | { 0xe05a, "RSA_SM4_GCM_SHA256"},
1286 | /* https://tools.ietf.org/html/draft-josefsson-salsa20-tls */
1287 | { 0xE410, "TLS_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1288 | { 0xE411, "TLS_RSA_WITH_SALSA20_SHA1" },
1289 | { 0xE412, "TLS_ECDHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1290 | { 0xE413, "TLS_ECDHE_RSA_WITH_SALSA20_SHA1" },
1291 | { 0xE414, "TLS_ECDHE_ECDSA_WITH_ESTREAM_SALSA20_SHA1" },
1292 | { 0xE415, "TLS_ECDHE_ECDSA_WITH_SALSA20_SHA1" },
1293 | { 0xE416, "TLS_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1294 | { 0xE417, "TLS_PSK_WITH_SALSA20_SHA1" },
1295 | { 0xE418, "TLS_ECDHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1296 | { 0xE419, "TLS_ECDHE_PSK_WITH_SALSA20_SHA1" },
1297 | { 0xE41A, "TLS_RSA_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1298 | { 0xE41B, "TLS_RSA_PSK_WITH_SALSA20_SHA1" },
1299 | { 0xE41C, "TLS_DHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1300 | { 0xE41D, "TLS_DHE_PSK_WITH_SALSA20_SHA1" },
1301 | { 0xE41E, "TLS_DHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1302 | { 0xE41F, "TLS_DHE_RSA_WITH_SALSA20_SHA1" },
1303 | /* RFC 8701 */
1304 | { 0xEAEA, "Reserved (GREASE)" },
1305 | { 0xFAFA, "Reserved (GREASE)" },
1306 | /* these from http://www.mozilla.org/projects/
1307 | security/pki/nss/ssl/fips-ssl-ciphersuites.html */
1308 | { 0xfefe, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
1309 | { 0xfeff, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
1310 | /* https://datatracker.ietf.org/doc/html/rfc9189 */
1311 | { 0xff85, "TLS_GOSTR341112_256_WITH_28147_CNT_IMIT"},
1312 | { 0xffe0, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
1313 | { 0xffe1, "SSL_RSA_FIPS_WITH_DES_CBC_SHA" },
1314 | /* note that ciphersuites 0xff00 - 0xffff are private */
1315 | { 0x00, NULL((void*)0) }
1316 | };
1317 |
1318 | value_string_ext ssl_31_ciphersuite_ext = VALUE_STRING_EXT_INIT(ssl_31_ciphersuite){ _try_val_to_str_ext_init, 0, (sizeof (ssl_31_ciphersuite) / sizeof ((ssl_31_ciphersuite)[0]))-1, ssl_31_ciphersuite, "ssl_31_ciphersuite" , ((void*)0) };
1319 |
1320 | /* http://www.iana.org/assignments/tls-extensiontype-values/tls-extensiontype-values.xhtml#tls-extensiontype-values-1 */
1321 | const value_string tls_hello_extension_types[] = {
1322 | { SSL_HND_HELLO_EXT_SERVER_NAME0, "server_name" }, /* RFC 6066 */
1323 | { SSL_HND_HELLO_EXT_MAX_FRAGMENT_LENGTH1, "max_fragment_length" },/* RFC 6066 */
1324 | { SSL_HND_HELLO_EXT_CLIENT_CERTIFICATE_URL2, "client_certificate_url" }, /* RFC 6066 */
1325 | { SSL_HND_HELLO_EXT_TRUSTED_CA_KEYS3, "trusted_ca_keys" }, /* RFC 6066 */
1326 | { SSL_HND_HELLO_EXT_TRUNCATED_HMAC4, "truncated_hmac" }, /* RFC 6066 */
1327 | { SSL_HND_HELLO_EXT_STATUS_REQUEST5, "status_request" }, /* RFC 6066 */
1328 | { SSL_HND_HELLO_EXT_USER_MAPPING6, "user_mapping" }, /* RFC 4681 */
1329 | { SSL_HND_HELLO_EXT_CLIENT_AUTHZ7, "client_authz" }, /* RFC 5878 */
1330 | { SSL_HND_HELLO_EXT_SERVER_AUTHZ8, "server_authz" }, /* RFC 5878 */
1331 | { SSL_HND_HELLO_EXT_CERT_TYPE9, "cert_type" }, /* RFC 6091 */
1332 | { SSL_HND_HELLO_EXT_SUPPORTED_GROUPS10, "supported_groups" }, /* RFC 4492, RFC 7919 */
1333 | { SSL_HND_HELLO_EXT_EC_POINT_FORMATS11, "ec_point_formats" }, /* RFC 4492 */
1334 | { SSL_HND_HELLO_EXT_SRP12, "srp" }, /* RFC 5054 */
1335 | { SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS13, "signature_algorithms" }, /* RFC 5246 */
1336 | { SSL_HND_HELLO_EXT_USE_SRTP14, "use_srtp" }, /* RFC 5764 */
1337 | { SSL_HND_HELLO_EXT_HEARTBEAT15, "heartbeat" }, /* RFC 6520 */
1338 | { SSL_HND_HELLO_EXT_ALPN16, "application_layer_protocol_negotiation" }, /* RFC 7301 */
1339 | { SSL_HND_HELLO_EXT_STATUS_REQUEST_V217, "status_request_v2" }, /* RFC 6961 */
1340 | { SSL_HND_HELLO_EXT_SIGNED_CERTIFICATE_TIMESTAMP18, "signed_certificate_timestamp" }, /* RFC 6962 */
1341 | { SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19, "client_certificate_type" }, /* RFC 7250 */
1342 | { SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20, "server_certificate_type" }, /* RFC 7250 */
1343 | { SSL_HND_HELLO_EXT_PADDING21, "padding" }, /* RFC 7685 */
1344 | { SSL_HND_HELLO_EXT_ENCRYPT_THEN_MAC22, "encrypt_then_mac" }, /* RFC 7366 */
1345 | { SSL_HND_HELLO_EXT_EXTENDED_MASTER_SECRET23, "extended_master_secret" }, /* RFC 7627 */
1346 | { SSL_HND_HELLO_EXT_TOKEN_BINDING24, "token_binding" }, /* https://tools.ietf.org/html/draft-ietf-tokbind-negotiation */
1347 | { SSL_HND_HELLO_EXT_CACHED_INFO25, "cached_info" }, /* RFC 7924 */
1348 | { SSL_HND_HELLO_EXT_COMPRESS_CERTIFICATE27, "compress_certificate" }, /* https://tools.ietf.org/html/draft-ietf-tls-certificate-compression-03 */
1349 | { SSL_HND_HELLO_EXT_RECORD_SIZE_LIMIT28, "record_size_limit" }, /* RFC 8449 */
1350 | { SSL_HND_HELLO_EXT_DELEGATED_CREDENTIALS34, "delegated_credentials" }, /* draft-ietf-tls-subcerts-10.txt */
1351 | { SSL_HND_HELLO_EXT_SESSION_TICKET_TLS35, "session_ticket" }, /* RFC 5077 / RFC 8447 */
1352 | { SSL_HND_HELLO_EXT_KEY_SHARE_OLD40, "Reserved (key_share)" }, /* https://tools.ietf.org/html/draft-ietf-tls-tls13-22 (removed in -23) */
1353 | { SSL_HND_HELLO_EXT_PRE_SHARED_KEY41, "pre_shared_key" }, /* RFC 8446 */
1354 | { SSL_HND_HELLO_EXT_EARLY_DATA42, "early_data" }, /* RFC 8446 */
1355 | { SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43, "supported_versions" }, /* RFC 8446 */
1356 | { SSL_HND_HELLO_EXT_COOKIE44, "cookie" }, /* RFC 8446 */
1357 | { SSL_HND_HELLO_EXT_PSK_KEY_EXCHANGE_MODES45, "psk_key_exchange_modes" }, /* RFC 8446 */
1358 | { SSL_HND_HELLO_EXT_TICKET_EARLY_DATA_INFO46, "Reserved (ticket_early_data_info)" }, /* draft-ietf-tls-tls13-18 (removed in -19) */
1359 | { SSL_HND_HELLO_EXT_CERTIFICATE_AUTHORITIES47, "certificate_authorities" }, /* RFC 8446 */
1360 | { SSL_HND_HELLO_EXT_OID_FILTERS48, "oid_filters" }, /* RFC 8446 */
1361 | { SSL_HND_HELLO_EXT_POST_HANDSHAKE_AUTH49, "post_handshake_auth" }, /* RFC 8446 */
1362 | { SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS_CERT50, "signature_algorithms_cert" }, /* RFC 8446 */
1363 | { SSL_HND_HELLO_EXT_KEY_SHARE51, "key_share" }, /* RFC 8446 */
1364 | { SSL_HND_HELLO_EXT_TRANSPARENCY_INFO52, "transparency_info" }, /* draft-ietf-trans-rfc6962-bis-41 */
1365 | { SSL_HND_HELLO_EXT_CONNECTION_ID_DEPRECATED53, "connection_id (deprecated)" }, /* draft-ietf-tls-dtls-connection-id-07 */
1366 | { SSL_HND_HELLO_EXT_CONNECTION_ID54, "connection_id" }, /* RFC 9146 */
1367 | { SSL_HND_HELLO_EXT_EXTERNAL_ID_HASH55, "external_id_hash" }, /* RFC 8844 */
1368 | { SSL_HND_HELLO_EXT_EXTERNAL_SESSION_ID56, "external_session_id" }, /* RFC 8844 */
1369 | { SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS_V157, "quic_transport_parameters" }, /* draft-ietf-quic-tls-33 */
1370 | { SSL_HND_HELLO_EXT_TICKET_REQUEST58, "ticket_request" }, /* draft-ietf-tls-ticketrequests-07 */
1371 | { SSL_HND_HELLO_EXT_DNSSEC_CHAIN59, "dnssec_chain" }, /* RFC 9102 */
1372 | { SSL_HND_HELLO_EXT_GREASE_0A0A2570, "Reserved (GREASE)" }, /* RFC 8701 */
1373 | { SSL_HND_HELLO_EXT_GREASE_1A1A6682, "Reserved (GREASE)" }, /* RFC 8701 */
1374 | { SSL_HND_HELLO_EXT_GREASE_2A2A10794, "Reserved (GREASE)" }, /* RFC 8701 */
1375 | { SSL_HND_HELLO_EXT_NPN13172, "next_protocol_negotiation"}, /* https://datatracker.ietf.org/doc/html/draft-agl-tls-nextprotoneg-03 */
1376 | { SSL_HND_HELLO_EXT_GREASE_3A3A14906, "Reserved (GREASE)" }, /* RFC 8701 */
1377 | { SSL_HND_HELLO_EXT_ALPS_OLD17513, "application_settings_old" }, /* draft-vvv-tls-alps-01 */
1378 | { SSL_HND_HELLO_EXT_ALPS17613, "application_settings" }, /* draft-vvv-tls-alps-01 */ /* https://chromestatus.com/feature/5149147365900288 */
1379 | { SSL_HND_HELLO_EXT_GREASE_4A4A19018, "Reserved (GREASE)" }, /* RFC 8701 */
1380 | { SSL_HND_HELLO_EXT_GREASE_5A5A23130, "Reserved (GREASE)" }, /* RFC 8701 */
1381 | { SSL_HND_HELLO_EXT_GREASE_6A6A27242, "Reserved (GREASE)" }, /* RFC 8701 */
1382 | { SSL_HND_HELLO_EXT_CHANNEL_ID_OLD30031, "channel_id_old" }, /* https://tools.ietf.org/html/draft-balfanz-tls-channelid-00
1383 | https://twitter.com/ericlaw/status/274237352531083264 */
1384 | { SSL_HND_HELLO_EXT_CHANNEL_ID30032, "channel_id" }, /* https://tools.ietf.org/html/draft-balfanz-tls-channelid-01
1385 | https://code.google.com/p/chromium/codesearch#chromium/src/net/third_party/nss/ssl/sslt.h&l=209 */
1386 | { SSL_HND_HELLO_EXT_RENEGOTIATION_INFO65281, "renegotiation_info" }, /* RFC 5746 */
1387 | { SSL_HND_HELLO_EXT_GREASE_7A7A31354, "Reserved (GREASE)" }, /* RFC 8701 */
1388 | { SSL_HND_HELLO_EXT_GREASE_8A8A35466, "Reserved (GREASE)" }, /* RFC 8701 */
1389 | { SSL_HND_HELLO_EXT_GREASE_9A9A39578, "Reserved (GREASE)" }, /* RFC 8701 */
1390 | { SSL_HND_HELLO_EXT_GREASE_AAAA43690, "Reserved (GREASE)" }, /* RFC 8701 */
1391 | { SSL_HND_HELLO_EXT_GREASE_BABA47802, "Reserved (GREASE)" }, /* RFC 8701 */
1392 | { SSL_HND_HELLO_EXT_GREASE_CACA51914, "Reserved (GREASE)" }, /* RFC 8701 */
1393 | { SSL_HND_HELLO_EXT_GREASE_DADA56026, "Reserved (GREASE)" }, /* RFC 8701 */
1394 | { SSL_HND_HELLO_EXT_GREASE_EAEA60138, "Reserved (GREASE)" }, /* RFC 8701 */
1395 | { SSL_HND_HELLO_EXT_GREASE_FAFA64250, "Reserved (GREASE)" }, /* RFC 8701 */
1396 | { SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS65445, "quic_transport_parameters (drafts version)" }, /* https://tools.ietf.org/html/draft-ietf-quic-tls */
1397 | { SSL_HND_HELLO_EXT_ENCRYPTED_SERVER_NAME65486, "encrypted_server_name" }, /* https://tools.ietf.org/html/draft-ietf-tls-esni-01 */
1398 | { SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037, "encrypted_client_hello" }, /* https://datatracker.ietf.org/doc/draft-ietf-tls-esni/17/ */
1399 | { SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768, "ech_outer_extensions" }, /* https://datatracker.ietf.org/doc/draft-ietf-tls-esni/17/ */
1400 | { 0, NULL((void*)0) }
1401 | };
1402 |
1403 | const value_string tls_hello_ext_server_name_type_vs[] = {
1404 | { 0, "host_name" },
1405 | { 0, NULL((void*)0) }
1406 | };
1407 |
1408 | /* RFC 6066 Section 4 */
1409 | const value_string tls_hello_ext_max_fragment_length[] = {
1410 | { 1, "512" }, // 2^9
1411 | { 2, "1024" }, // 2^10
1412 | { 3, "2048" }, // 2^11
1413 | { 4, "4096" }, // 2^12
1414 | { 0, NULL((void*)0) }
1415 | };
1416 |
1417 | /* RFC 8446 Section 4.2.9 */
1418 | const value_string tls_hello_ext_psk_ke_mode[] = {
1419 | { 0, "PSK-only key establishment (psk_ke)" },
1420 | { 1, "PSK with (EC)DHE key establishment (psk_dhe_ke)" },
1421 | { 0, NULL((void*)0) }
1422 | };
1423 |
1424 | /* RFC 6066 Section 6 */
1425 | const value_string tls_hello_ext_trusted_ca_key_type[] = {
1426 | {0, "pre_agreed"},
1427 | {1, "key_sha1_hash"},
1428 | {2, "x509_name"},
1429 | {3, "cert_sha1_hash"},
1430 | {0, NULL((void*)0)}
1431 | };
1432 |
1433 | const value_string tls13_key_update_request[] = {
1434 | { 0, "update_not_requested" },
1435 | { 1, "update_requested" },
1436 | { 0, NULL((void*)0) }
1437 | };
1438 |
1439 | /* RFC 5246 7.4.1.4.1 */
1440 | /* https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
1441 | /* Note that the TLS 1.3 SignatureScheme registry reserves all values
1442 | * with first octet 0x00-0x06 and all values with second octet 0x00-0x03
1443 | * for backwards compatibility with TLS 1.2 SignatureAndHashAlgorithm.
1444 | *
1445 | * RFC 8422 and RFC 9189 add official support in TLS 1.2 for some algorithms
1446 | * originally defined for TLS 1.3, and extend the TLS SignatureAlgorithm
1447 | * and TLS HashAlgorithm registries, but the new values are not compatible
1448 | * with all of the TLS 1.3-only SignatureSchemes. Adding those values could
1449 | * cause confusion if used to interpret one of those schemes in a
1450 | * signature_algorithms extension offered in a TLS 1.3 ClientHello.
1451 | */
1452 | const value_string tls_hash_algorithm[] = {
1453 | { 0, "None" },
1454 | { 1, "MD5" },
1455 | { 2, "SHA1" },
1456 | { 3, "SHA224" },
1457 | { 4, "SHA256" },
1458 | { 5, "SHA384" },
1459 | { 6, "SHA512" },
1460 | #if 0
1461 | /* RFC 8422 adds this to the HashAlgorithm registry, but it really
1462 | * only applies to 0x0807 and 0x0808, not for other TLS 1.3
1463 | * SignatureSchemes with 0x08 in the octet used for Hash in TLS 1.2.
1464 | * E.g., we don't want to display this for 0x0806 rsa_pss_rsae_sha512.
1465 | */
1466 | { 8, "Intrinsic" },
1467 | #endif
1468 | { 0, NULL((void*)0) }
1469 | };
1470 |
1471 | const value_string tls_signature_algorithm[] = {
1472 | { 0, "Anonymous" },
1473 | { 1, "RSA" },
1474 | { 2, "DSA" },
1475 | { 3, "ECDSA" },
1476 | #if 0
1477 | /* As above. */
1478 | { 7, "ED25519" },
1479 | { 8, "ED448" },
1480 | { 64, "GOSTR34102012_256" },
1481 | { 65, "GOSTR34102012_512" },
1482 | #endif
1483 | { 0, NULL((void*)0) }
1484 | };
1485 |
1486 | /* RFC 8446 Section 4.2.3 */
1487 | const value_string tls13_signature_algorithm[] = {
1488 | { 0x0201, "rsa_pkcs1_sha1" },
1489 | { 0x0203, "ecdsa_sha1" },
1490 | { 0x0401, "rsa_pkcs1_sha256" },
1491 | { 0x0403, "ecdsa_secp256r1_sha256" },
1492 | { 0x0420, "rsa_pkcs1_sha256_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1493 | { 0x0501, "rsa_pkcs1_sha384" },
1494 | { 0x0503, "ecdsa_secp384r1_sha384" },
1495 | { 0x0520, "rsa_pkcs1_sha384_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1496 | { 0x0601, "rsa_pkcs1_sha512" },
1497 | { 0x0603, "ecdsa_secp521r1_sha512" },
1498 | { 0x0620, "rsa_pkcs1_sha512_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1499 | { 0x0708, "sm2sig_sm3" },
1500 | { 0x0709, "gostr34102012_256a" }, /* RFC9367 */
1501 | { 0x070a, "gostr34102012_256b" }, /* RFC9367 */
1502 | { 0x070b, "gostr34102012_256c" }, /* RFC9367 */
1503 | { 0x070c, "gostr34102012_256d" }, /* RFC9367 */
1504 | { 0x070d, "gostr34102012_512a" }, /* RFC9367 */
1505 | { 0x070e, "gostr34102012_512b" }, /* RFC9367 */
1506 | { 0x070f, "gostr34102012_512c" }, /* RFC9367 */
1507 | { 0x0804, "rsa_pss_rsae_sha256" },
1508 | { 0x0805, "rsa_pss_rsae_sha384" },
1509 | { 0x0806, "rsa_pss_rsae_sha512" },
1510 | { 0x0807, "ed25519" },
1511 | { 0x0808, "ed448" },
1512 | { 0x0809, "rsa_pss_pss_sha256" },
1513 | { 0x080a, "rsa_pss_pss_sha384" },
1514 | { 0x080b, "rsa_pss_pss_sha512" },
1515 | { 0x081a, "ecdsa_brainpoolP256r1tls13_sha256" }, /* RFC8734 */
1516 | { 0x081b, "ecdsa_brainpoolP384r1tls13_sha384" }, /* RFC8734 */
1517 | { 0x081c, "ecdsa_brainpoolP512r1tls13_sha512" }, /* RFC8734 */
1518 | /* PQC digital signature algorithms from OQS-OpenSSL,
1519 | see https://github.com/open-quantum-safe/openssl/blob/OQS-OpenSSL_1_1_1-stable/oqs-template/oqs-sig-info.md */
1520 | { 0xfea0, "dilithium2" },
1521 | { 0xfea1, "p256_dilithium2" },
1522 | { 0xfea2, "rsa3072_dilithium2" },
1523 | { 0xfea3, "dilithium3" },
1524 | { 0xfea4, "p384_dilithium3" },
1525 | { 0xfea5, "dilithium5" },
1526 | { 0xfea6, "p521_dilithium5" },
1527 | { 0xfea7, "dilithium2_aes" },
1528 | { 0xfea8, "p256_dilithium2_aes" },
1529 | { 0xfea9, "rsa3072_dilithium2_aes" },
1530 | { 0xfeaa, "dilithium3_aes" },
1531 | { 0xfeab, "p384_dilithium3_aes" },
1532 | { 0xfeac, "dilithium5_aes" },
1533 | { 0xfead, "p521_dilithium5_aes" },
1534 | { 0xfe0b, "falcon512" },
1535 | { 0xfe0c, "p256_falcon512" },
1536 | { 0xfe0d, "rsa3072_falcon512" },
1537 | { 0xfe0e, "falcon1024" },
1538 | { 0xfe0f, "p521_falcon1024" },
1539 | { 0xfe96, "picnicl1full" },
1540 | { 0xfe97, "p256_picnicl1full" },
1541 | { 0xfe98, "rsa3072_picnicl1full" },
1542 | { 0xfe1b, "picnic3l1" },
1543 | { 0xfe1c, "p256_picnic3l1" },
1544 | { 0xfe1d, "rsa3072_picnic3l1" },
1545 | { 0xfe27, "rainbowIclassic" },
1546 | { 0xfe28, "p256_rainbowIclassic" },
1547 | { 0xfe29, "rsa3072_rainbowIclassic" },
1548 | { 0xfe3c, "rainbowVclassic" },
1549 | { 0xfe3d, "p521_rainbowVclassic" },
1550 | { 0xfe42, "sphincsharaka128frobust" },
1551 | { 0xfe43, "p256_sphincsharaka128frobust" },
1552 | { 0xfe44, "rsa3072_sphincsharaka128frobust" },
1553 | { 0xfe5e, "sphincssha256128frobust" },
1554 | { 0xfe5f, "p256_sphincssha256128frobust" },
1555 | { 0xfe60, "rsa3072_sphincssha256128frobust" },
1556 | { 0xfe7a, "sphincsshake256128frobust" },
1557 | { 0xfe7b, "p256_sphincsshake256128frobust" },
1558 | { 0xfe7c, "rsa3072_sphincsshake256128frobust" },
1559 | { 0, NULL((void*)0) }
1560 | };
1561 |
1562 | /* RFC 6091 3.1 */
1563 | const value_string tls_certificate_type[] = {
1564 | { 0, "X.509" },
1565 | { 1, "OpenPGP" },
1566 | { SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2, "Raw Public Key" }, /* RFC 7250 */
1567 | { 0, NULL((void*)0) }
1568 | };
1569 |
1570 | const value_string tls_cert_chain_type[] = {
1571 | { SSL_HND_CERT_URL_TYPE_INDIVIDUAL_CERT1, "Individual Certificates" },
1572 | { SSL_HND_CERT_URL_TYPE_PKIPATH2, "PKI Path" },
1573 | { 0, NULL((void*)0) }
1574 | };
1575 |
1576 | const value_string tls_cert_status_type[] = {
1577 | { SSL_HND_CERT_STATUS_TYPE_OCSP1, "OCSP" },
1578 | { SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2, "OCSP Multi" },
1579 | { 0, NULL((void*)0) }
1580 | };
1581 |
1582 | /* Generated by tools/make-tls-ct-logids.py
1583 | * Last-Modified Sat, 13 Sep 2025 15:24:25 GMT, 186 entries. */
1584 | static const bytes_string ct_logids[] = {
1585 | { (const uint8_t[]){
1586 | 0xb2, 0x1e, 0x05, 0xcc, 0x8b, 0xa2, 0xcd, 0x8a, 0x20, 0x4e, 0x87,
1587 | 0x66, 0xf9, 0x2b, 0xb9, 0x8a, 0x25, 0x20, 0x67, 0x6b, 0xda, 0xfa,
1588 | 0x70, 0xe7, 0xb2, 0x49, 0x53, 0x2d, 0xef, 0x8b, 0x90, 0x5e,
1589 | },
1590 | 32, "Google 'Argon2020' log" },
1591 | { (const uint8_t[]){
1592 | 0xf6, 0x5c, 0x94, 0x2f, 0xd1, 0x77, 0x30, 0x22, 0x14, 0x54, 0x18,
1593 | 0x08, 0x30, 0x94, 0x56, 0x8e, 0xe3, 0x4d, 0x13, 0x19, 0x33, 0xbf,
1594 | 0xdf, 0x0c, 0x2f, 0x20, 0x0b, 0xcc, 0x4e, 0xf1, 0x64, 0xe3,
1595 | },
1596 | 32, "Google 'Argon2021' log" },
1597 | { (const uint8_t[]){
1598 | 0x29, 0x79, 0xbe, 0xf0, 0x9e, 0x39, 0x39, 0x21, 0xf0, 0x56, 0x73,
1599 | 0x9f, 0x63, 0xa5, 0x77, 0xe5, 0xbe, 0x57, 0x7d, 0x9c, 0x60, 0x0a,
1600 | 0xf8, 0xf9, 0x4d, 0x5d, 0x26, 0x5c, 0x25, 0x5d, 0xc7, 0x84,
1601 | },
1602 | 32, "Google 'Argon2022' log" },
1603 | { (const uint8_t[]){
1604 | 0xe8, 0x3e, 0xd0, 0xda, 0x3e, 0xf5, 0x06, 0x35, 0x32, 0xe7, 0x57,
1605 | 0x28, 0xbc, 0x89, 0x6b, 0xc9, 0x03, 0xd3, 0xcb, 0xd1, 0x11, 0x6b,
1606 | 0xec, 0xeb, 0x69, 0xe1, 0x77, 0x7d, 0x6d, 0x06, 0xbd, 0x6e,
1607 | },
1608 | 32, "Google 'Argon2023' log" },
1609 | { (const uint8_t[]){
1610 | 0xee, 0xcd, 0xd0, 0x64, 0xd5, 0xdb, 0x1a, 0xce, 0xc5, 0x5c, 0xb7,
1611 | 0x9d, 0xb4, 0xcd, 0x13, 0xa2, 0x32, 0x87, 0x46, 0x7c, 0xbc, 0xec,
1612 | 0xde, 0xc3, 0x51, 0x48, 0x59, 0x46, 0x71, 0x1f, 0xb5, 0x9b,
1613 | },
1614 | 32, "Google 'Argon2024' log" },
1615 | { (const uint8_t[]){
1616 | 0x4e, 0x75, 0xa3, 0x27, 0x5c, 0x9a, 0x10, 0xc3, 0x38, 0x5b, 0x6c,
1617 | 0xd4, 0xdf, 0x3f, 0x52, 0xeb, 0x1d, 0xf0, 0xe0, 0x8e, 0x1b, 0x8d,
1618 | 0x69, 0xc0, 0xb1, 0xfa, 0x64, 0xb1, 0x62, 0x9a, 0x39, 0xdf,
1619 | },
1620 | 32, "Google 'Argon2025h1' log" },
1621 | { (const uint8_t[]){
1622 | 0x12, 0xf1, 0x4e, 0x34, 0xbd, 0x53, 0x72, 0x4c, 0x84, 0x06, 0x19,
1623 | 0xc3, 0x8f, 0x3f, 0x7a, 0x13, 0xf8, 0xe7, 0xb5, 0x62, 0x87, 0x88,
1624 | 0x9c, 0x6d, 0x30, 0x05, 0x84, 0xeb, 0xe5, 0x86, 0x26, 0x3a,
1625 | },
1626 | 32, "Google 'Argon2025h2' log" },
1627 | { (const uint8_t[]){
1628 | 0x0e, 0x57, 0x94, 0xbc, 0xf3, 0xae, 0xa9, 0x3e, 0x33, 0x1b, 0x2c,
1629 | 0x99, 0x07, 0xb3, 0xf7, 0x90, 0xdf, 0x9b, 0xc2, 0x3d, 0x71, 0x32,
1630 | 0x25, 0xdd, 0x21, 0xa9, 0x25, 0xac, 0x61, 0xc5, 0x4e, 0x21,
1631 | },
1632 | 32, "Google 'Argon2026h1' log" },
1633 | { (const uint8_t[]){
1634 | 0xd7, 0x6d, 0x7d, 0x10, 0xd1, 0xa7, 0xf5, 0x77, 0xc2, 0xc7, 0xe9,
1635 | 0x5f, 0xd7, 0x00, 0xbf, 0xf9, 0x82, 0xc9, 0x33, 0x5a, 0x65, 0xe1,
1636 | 0xd0, 0xb3, 0x01, 0x73, 0x17, 0xc0, 0xc8, 0xc5, 0x69, 0x77,
1637 | },
1638 | 32, "Google 'Argon2026h2' log" },
1639 | { (const uint8_t[]){
1640 | 0xd6, 0xd5, 0x8d, 0xa9, 0xd0, 0x17, 0x53, 0xf3, 0x6a, 0x4a, 0xa0,
1641 | 0xc7, 0x57, 0x49, 0x02, 0xaf, 0xeb, 0xc7, 0xdc, 0x2c, 0xd3, 0x8c,
1642 | 0xd9, 0xf7, 0x64, 0xc8, 0x0c, 0x89, 0x19, 0x1e, 0x9f, 0x02,
1643 | },
1644 | 32, "Google 'Argon2027h1'" },
1645 | { (const uint8_t[]){
1646 | 0x07, 0xb7, 0x5c, 0x1b, 0xe5, 0x7d, 0x68, 0xff, 0xf1, 0xb0, 0xc6,
1647 | 0x1d, 0x23, 0x15, 0xc7, 0xba, 0xe6, 0x57, 0x7c, 0x57, 0x94, 0xb7,
1648 | 0x6a, 0xee, 0xbc, 0x61, 0x3a, 0x1a, 0x69, 0xd3, 0xa2, 0x1c,
1649 | },
1650 | 32, "Google 'Xenon2020' log" },
1651 | { (const uint8_t[]){
1652 | 0x7d, 0x3e, 0xf2, 0xf8, 0x8f, 0xff, 0x88, 0x55, 0x68, 0x24, 0xc2,
1653 | 0xc0, 0xca, 0x9e, 0x52, 0x89, 0x79, 0x2b, 0xc5, 0x0e, 0x78, 0x09,
1654 | 0x7f, 0x2e, 0x6a, 0x97, 0x68, 0x99, 0x7e, 0x22, 0xf0, 0xd7,
1655 | },
1656 | 32, "Google 'Xenon2021' log" },
1657 | { (const uint8_t[]){
1658 | 0x46, 0xa5, 0x55, 0xeb, 0x75, 0xfa, 0x91, 0x20, 0x30, 0xb5, 0xa2,
1659 | 0x89, 0x69, 0xf4, 0xf3, 0x7d, 0x11, 0x2c, 0x41, 0x74, 0xbe, 0xfd,
1660 | 0x49, 0xb8, 0x85, 0xab, 0xf2, 0xfc, 0x70, 0xfe, 0x6d, 0x47,
1661 | },
1662 | 32, "Google 'Xenon2022' log" },
1663 | { (const uint8_t[]){
1664 | 0xad, 0xf7, 0xbe, 0xfa, 0x7c, 0xff, 0x10, 0xc8, 0x8b, 0x9d, 0x3d,
1665 | 0x9c, 0x1e, 0x3e, 0x18, 0x6a, 0xb4, 0x67, 0x29, 0x5d, 0xcf, 0xb1,
1666 | 0x0c, 0x24, 0xca, 0x85, 0x86, 0x34, 0xeb, 0xdc, 0x82, 0x8a,
1667 | },
1668 | 32, "Google 'Xenon2023' log" },
1669 | { (const uint8_t[]){
1670 | 0x76, 0xff, 0x88, 0x3f, 0x0a, 0xb6, 0xfb, 0x95, 0x51, 0xc2, 0x61,
1671 | 0xcc, 0xf5, 0x87, 0xba, 0x34, 0xb4, 0xa4, 0xcd, 0xbb, 0x29, 0xdc,
1672 | 0x68, 0x42, 0x0a, 0x9f, 0xe6, 0x67, 0x4c, 0x5a, 0x3a, 0x74,
1673 | },
1674 | 32, "Google 'Xenon2024' log" },
1675 | { (const uint8_t[]){
1676 | 0xcf, 0x11, 0x56, 0xee, 0xd5, 0x2e, 0x7c, 0xaf, 0xf3, 0x87, 0x5b,
1677 | 0xd9, 0x69, 0x2e, 0x9b, 0xe9, 0x1a, 0x71, 0x67, 0x4a, 0xb0, 0x17,
1678 | 0xec, 0xac, 0x01, 0xd2, 0x5b, 0x77, 0xce, 0xcc, 0x3b, 0x08,
1679 | },
1680 | 32, "Google 'Xenon2025h1' log" },
1681 | { (const uint8_t[]){
1682 | 0xdd, 0xdc, 0xca, 0x34, 0x95, 0xd7, 0xe1, 0x16, 0x05, 0xe7, 0x95,
1683 | 0x32, 0xfa, 0xc7, 0x9f, 0xf8, 0x3d, 0x1c, 0x50, 0xdf, 0xdb, 0x00,
1684 | 0x3a, 0x14, 0x12, 0x76, 0x0a, 0x2c, 0xac, 0xbb, 0xc8, 0x2a,
1685 | },
1686 | 32, "Google 'Xenon2025h2' log" },
1687 | { (const uint8_t[]){
1688 | 0x96, 0x97, 0x64, 0xbf, 0x55, 0x58, 0x97, 0xad, 0xf7, 0x43, 0x87,
1689 | 0x68, 0x37, 0x08, 0x42, 0x77, 0xe9, 0xf0, 0x3a, 0xd5, 0xf6, 0xa4,
1690 | 0xf3, 0x36, 0x6e, 0x46, 0xa4, 0x3f, 0x0f, 0xca, 0xa9, 0xc6,
1691 | },
1692 | 32, "Google 'Xenon2026h1' log" },
1693 | { (const uint8_t[]){
1694 | 0xd8, 0x09, 0x55, 0x3b, 0x94, 0x4f, 0x7a, 0xff, 0xc8, 0x16, 0x19,
1695 | 0x6f, 0x94, 0x4f, 0x85, 0xab, 0xb0, 0xf8, 0xfc, 0x5e, 0x87, 0x55,
1696 | 0x26, 0x0f, 0x15, 0xd1, 0x2e, 0x72, 0xbb, 0x45, 0x4b, 0x14,
1697 | },
1698 | 32, "Google 'Xenon2026h2' log" },
1699 | { (const uint8_t[]){
1700 | 0x44, 0xc2, 0xbd, 0x0c, 0xe9, 0x14, 0x0e, 0x64, 0xa5, 0xc9, 0x4a,
1701 | 0x01, 0x93, 0x0a, 0x5a, 0xa1, 0xbb, 0x35, 0x97, 0x0e, 0x00, 0xee,
1702 | 0x11, 0x16, 0x89, 0x68, 0x2a, 0x1c, 0x44, 0xd7, 0xb5, 0x66,
1703 | },
1704 | 32, "Google 'Xenon2027h1'" },
1705 | { (const uint8_t[]){
1706 | 0x68, 0xf6, 0x98, 0xf8, 0x1f, 0x64, 0x82, 0xbe, 0x3a, 0x8c, 0xee,
1707 | 0xb9, 0x28, 0x1d, 0x4c, 0xfc, 0x71, 0x51, 0x5d, 0x67, 0x93, 0xd4,
1708 | 0x44, 0xd1, 0x0a, 0x67, 0xac, 0xbb, 0x4f, 0x4f, 0xfb, 0xc4,
1709 | },
1710 | 32, "Google 'Aviator' log" },
1711 | { (const uint8_t[]){
1712 | 0x29, 0x3c, 0x51, 0x96, 0x54, 0xc8, 0x39, 0x65, 0xba, 0xaa, 0x50,
1713 | 0xfc, 0x58, 0x07, 0xd4, 0xb7, 0x6f, 0xbf, 0x58, 0x7a, 0x29, 0x72,
1714 | 0xdc, 0xa4, 0xc3, 0x0c, 0xf4, 0xe5, 0x45, 0x47, 0xf4, 0x78,
1715 | },
1716 | 32, "Google 'Icarus' log" },
1717 | { (const uint8_t[]){
1718 | 0xa4, 0xb9, 0x09, 0x90, 0xb4, 0x18, 0x58, 0x14, 0x87, 0xbb, 0x13,
1719 | 0xa2, 0xcc, 0x67, 0x70, 0x0a, 0x3c, 0x35, 0x98, 0x04, 0xf9, 0x1b,
1720 | 0xdf, 0xb8, 0xe3, 0x77, 0xcd, 0x0e, 0xc8, 0x0d, 0xdc, 0x10,
1721 | },
1722 | 32, "Google 'Pilot' log" },
1723 | { (const uint8_t[]){
1724 | 0xee, 0x4b, 0xbd, 0xb7, 0x75, 0xce, 0x60, 0xba, 0xe1, 0x42, 0x69,
1725 | 0x1f, 0xab, 0xe1, 0x9e, 0x66, 0xa3, 0x0f, 0x7e, 0x5f, 0xb0, 0x72,
1726 | 0xd8, 0x83, 0x00, 0xc4, 0x7b, 0x89, 0x7a, 0xa8, 0xfd, 0xcb,
1727 | },
1728 | 32, "Google 'Rocketeer' log" },
1729 | { (const uint8_t[]){
1730 | 0xbb, 0xd9, 0xdf, 0xbc, 0x1f, 0x8a, 0x71, 0xb5, 0x93, 0x94, 0x23,
1731 | 0x97, 0xaa, 0x92, 0x7b, 0x47, 0x38, 0x57, 0x95, 0x0a, 0xab, 0x52,
1732 | 0xe8, 0x1a, 0x90, 0x96, 0x64, 0x36, 0x8e, 0x1e, 0xd1, 0x85,
1733 | },
1734 | 32, "Google 'Skydiver' log" },
1735 | { (const uint8_t[]){
1736 | 0xfa, 0xd4, 0xc9, 0x7c, 0xc4, 0x9e, 0xe2, 0xf8, 0xac, 0x85, 0xc5,
1737 | 0xea, 0x5c, 0xea, 0x09, 0xd0, 0x22, 0x0d, 0xbb, 0xf4, 0xe4, 0x9c,
1738 | 0x6b, 0x50, 0x66, 0x2f, 0xf8, 0x68, 0xf8, 0x6b, 0x8c, 0x28,
1739 | },
1740 | 32, "Google 'Argon2017' log" },
1741 | { (const uint8_t[]){
1742 | 0xa4, 0x50, 0x12, 0x69, 0x05, 0x5a, 0x15, 0x54, 0x5e, 0x62, 0x11,
1743 | 0xab, 0x37, 0xbc, 0x10, 0x3f, 0x62, 0xae, 0x55, 0x76, 0xa4, 0x5e,
1744 | 0x4b, 0x17, 0x14, 0x45, 0x3e, 0x1b, 0x22, 0x10, 0x6a, 0x25,
1745 | },
1746 | 32, "Google 'Argon2018' log" },
1747 | { (const uint8_t[]){
1748 | 0x63, 0xf2, 0xdb, 0xcd, 0xe8, 0x3b, 0xcc, 0x2c, 0xcf, 0x0b, 0x72,
1749 | 0x84, 0x27, 0x57, 0x6b, 0x33, 0xa4, 0x8d, 0x61, 0x77, 0x8f, 0xbd,
1750 | 0x75, 0xa6, 0x38, 0xb1, 0xc7, 0x68, 0x54, 0x4b, 0xd8, 0x8d,
1751 | },
1752 | 32, "Google 'Argon2019' log" },
1753 | { (const uint8_t[]){
1754 | 0xb1, 0x0c, 0xd5, 0x59, 0xa6, 0xd6, 0x78, 0x46, 0x81, 0x1f, 0x7d,
1755 | 0xf9, 0xa5, 0x15, 0x32, 0x73, 0x9a, 0xc4, 0x8d, 0x70, 0x3b, 0xea,
1756 | 0x03, 0x23, 0xda, 0x5d, 0x38, 0x75, 0x5b, 0xc0, 0xad, 0x4e,
1757 | },
1758 | 32, "Google 'Xenon2018' log" },
1759 | { (const uint8_t[]){
1760 | 0x08, 0x41, 0x14, 0x98, 0x00, 0x71, 0x53, 0x2c, 0x16, 0x19, 0x04,
1761 | 0x60, 0xbc, 0xfc, 0x47, 0xfd, 0xc2, 0x65, 0x3a, 0xfa, 0x29, 0x2c,
1762 | 0x72, 0xb3, 0x7f, 0xf8, 0x63, 0xae, 0x29, 0xcc, 0xc9, 0xf0,
1763 | },
1764 | 32, "Google 'Xenon2019' log" },
1765 | { (const uint8_t[]){
1766 | 0xa8, 0x99, 0xd8, 0x78, 0x0c, 0x92, 0x90, 0xaa, 0xf4, 0x62, 0xf3,
1767 | 0x18, 0x80, 0xcc, 0xfb, 0xd5, 0x24, 0x51, 0xe9, 0x70, 0xd0, 0xfb,
1768 | 0xf5, 0x91, 0xef, 0x75, 0xb0, 0xd9, 0x9b, 0x64, 0x56, 0x81,
1769 | },
1770 | 32, "Google 'Submariner' log" },
1771 | { (const uint8_t[]){
1772 | 0x1d, 0x02, 0x4b, 0x8e, 0xb1, 0x49, 0x8b, 0x34, 0x4d, 0xfd, 0x87,
1773 | 0xea, 0x3e, 0xfc, 0x09, 0x96, 0xf7, 0x50, 0x6f, 0x23, 0x5d, 0x1d,
1774 | 0x49, 0x70, 0x61, 0xa4, 0x77, 0x3c, 0x43, 0x9c, 0x25, 0xfb,
1775 | },
1776 | 32, "Google 'Daedalus' log" },
1777 | { (const uint8_t[]){
1778 | 0xb0, 0xcc, 0x83, 0xe5, 0xa5, 0xf9, 0x7d, 0x6b, 0xaf, 0x7c, 0x09,
1779 | 0xcc, 0x28, 0x49, 0x04, 0x87, 0x2a, 0xc7, 0xe8, 0x8b, 0x13, 0x2c,
1780 | 0x63, 0x50, 0xb7, 0xc6, 0xfd, 0x26, 0xe1, 0x6c, 0x6c, 0x77,
1781 | },
1782 | 32, "Google 'Testtube' log" },
1783 | { (const uint8_t[]){
1784 | 0xc3, 0xbf, 0x03, 0xa7, 0xe1, 0xca, 0x88, 0x41, 0xc6, 0x07, 0xba,
1785 | 0xe3, 0xff, 0x42, 0x70, 0xfc, 0xa5, 0xec, 0x45, 0xb1, 0x86, 0xeb,
1786 | 0xbe, 0x4e, 0x2c, 0xf3, 0xfc, 0x77, 0x86, 0x30, 0xf5, 0xf6,
1787 | },
1788 | 32, "Google 'Crucible' log" },
1789 | { (const uint8_t[]){
1790 | 0x52, 0xeb, 0x4b, 0x22, 0x5e, 0xc8, 0x96, 0x97, 0x48, 0x50, 0x67,
1791 | 0x5f, 0x23, 0xe4, 0x3b, 0xc1, 0xd0, 0x21, 0xe3, 0x21, 0x4c, 0xe5,
1792 | 0x2e, 0xcd, 0x5f, 0xa8, 0x7c, 0x20, 0x3c, 0xdf, 0xca, 0x03,
1793 | },
1794 | 32, "Google 'Solera2018' log" },
1795 | { (const uint8_t[]){
1796 | 0x0b, 0x76, 0x0e, 0x9a, 0x8b, 0x9a, 0x68, 0x2f, 0x88, 0x98, 0x5b,
1797 | 0x15, 0xe9, 0x47, 0x50, 0x1a, 0x56, 0x44, 0x6b, 0xba, 0x88, 0x30,
1798 | 0x78, 0x5c, 0x38, 0x42, 0x99, 0x43, 0x86, 0x45, 0x0c, 0x00,
1799 | },
1800 | 32, "Google 'Solera2019' log" },
1801 | { (const uint8_t[]){
1802 | 0x1f, 0xc7, 0x2c, 0xe5, 0xa1, 0xb7, 0x99, 0xf4, 0x00, 0xc3, 0x59,
1803 | 0xbf, 0xf9, 0x6c, 0xa3, 0x91, 0x35, 0x48, 0xe8, 0x64, 0x42, 0x20,
1804 | 0x61, 0x09, 0x52, 0xe9, 0xba, 0x17, 0x74, 0xf7, 0xba, 0xc7,
1805 | },
1806 | 32, "Google 'Solera2020' log" },
1807 | { (const uint8_t[]){
1808 | 0xa3, 0xc9, 0x98, 0x45, 0xe8, 0x0a, 0xb7, 0xce, 0x00, 0x15, 0x7b,
1809 | 0x37, 0x42, 0xdf, 0x02, 0x07, 0xdd, 0x27, 0x2b, 0x2b, 0x60, 0x2e,
1810 | 0xcf, 0x98, 0xee, 0x2c, 0x12, 0xdb, 0x9c, 0x5a, 0xe7, 0xe7,
1811 | },
1812 | 32, "Google 'Solera2021' log" },
1813 | { (const uint8_t[]){
1814 | 0x69, 0x7a, 0xaf, 0xca, 0x1a, 0x6b, 0x53, 0x6f, 0xae, 0x21, 0x20,
1815 | 0x50, 0x46, 0xde, 0xba, 0xd7, 0xe0, 0xea, 0xea, 0x13, 0xd2, 0x43,
1816 | 0x2e, 0x6e, 0x9d, 0x8f, 0xb3, 0x79, 0xf2, 0xb9, 0xaa, 0xf3,
1817 | },
1818 | 32, "Google 'Solera2022' log" },
1819 | { (const uint8_t[]){
1820 | 0xf9, 0x7e, 0x97, 0xb8, 0xd3, 0x3e, 0xf7, 0xa1, 0x59, 0x02, 0xa5,
1821 | 0x3a, 0x19, 0xe1, 0x79, 0x90, 0xe5, 0xdc, 0x40, 0x6a, 0x03, 0x18,
1822 | 0x25, 0xba, 0xad, 0x93, 0xe9, 0x8f, 0x9b, 0x9c, 0x69, 0xcb,
1823 | },
1824 | 32, "Google 'Solera2023' log" },
1825 | { (const uint8_t[]){
1826 | 0x30, 0x24, 0xce, 0x7e, 0xeb, 0x16, 0x88, 0x62, 0x72, 0x4b, 0xea,
1827 | 0x70, 0x2e, 0xff, 0xf9, 0x92, 0xcf, 0xe4, 0x56, 0x43, 0x41, 0x91,
1828 | 0xaa, 0x59, 0x5b, 0x25, 0xf8, 0x02, 0x26, 0xc8, 0x00, 0x17,
1829 | },
1830 | 32, "Google 'Solera2024' log" },
1831 | { (const uint8_t[]){
1832 | 0x3f, 0xe1, 0xcb, 0x46, 0xed, 0x47, 0x35, 0x79, 0xaf, 0x01, 0x41,
1833 | 0xf9, 0x72, 0x4d, 0x9d, 0xc4, 0x43, 0x47, 0x2d, 0x75, 0x6e, 0x85,
1834 | 0xe7, 0x71, 0x9c, 0x55, 0x82, 0x48, 0x5d, 0xd4, 0xe1, 0xe4,
1835 | },
1836 | 32, "Google 'Solera2025h1' log" },
1837 | { (const uint8_t[]){
1838 | 0x26, 0x02, 0x39, 0x48, 0x87, 0x4c, 0xf7, 0xfc, 0xd0, 0xfb, 0x64,
1839 | 0x71, 0xa4, 0x3e, 0x84, 0x7e, 0xbb, 0x20, 0x0a, 0xe6, 0xe2, 0xfa,
1840 | 0x24, 0x23, 0x6d, 0xf6, 0xd1, 0xa6, 0x06, 0x63, 0x0f, 0xb1,
1841 | },
1842 | 32, "Google 'Solera2025h2' log" },
1843 | { (const uint8_t[]){
1844 | 0xc8, 0x4b, 0x90, 0x7a, 0x07, 0xbe, 0xaa, 0x29, 0xa6, 0x14, 0xc2,
1845 | 0x45, 0x84, 0xb7, 0xa3, 0xf6, 0x62, 0x43, 0x94, 0x68, 0x7b, 0x25,
1846 | 0xfe, 0x62, 0x83, 0x8b, 0x71, 0xec, 0x42, 0x2a, 0xd2, 0xf9,
1847 | },
1848 | 32, "Google 'Solera2026h1' log" },
1849 | { (const uint8_t[]){
1850 | 0x62, 0xe9, 0x00, 0x60, 0x04, 0xa3, 0x07, 0x95, 0x5a, 0x75, 0x44,
1851 | 0xb4, 0xd5, 0x84, 0xa9, 0x62, 0x68, 0xca, 0x1d, 0x6e, 0x45, 0x85,
1852 | 0xad, 0xf0, 0x91, 0x6d, 0xfe, 0x5f, 0xdc, 0x1f, 0x04, 0xdb,
1853 | },
1854 | 32, "Google 'Solera2026h2' log" },
1855 | { (const uint8_t[]){
1856 | 0x5e, 0xa7, 0x73, 0xf9, 0xdf, 0x56, 0xc0, 0xe7, 0xb5, 0x36, 0x48,
1857 | 0x7d, 0xd0, 0x49, 0xe0, 0x32, 0x7a, 0x91, 0x9a, 0x0c, 0x84, 0xa1,
1858 | 0x12, 0x12, 0x84, 0x18, 0x75, 0x96, 0x81, 0x71, 0x45, 0x58,
1859 | },
1860 | 32, "Cloudflare 'Nimbus2020' Log" },
1861 | { (const uint8_t[]){
1862 | 0x44, 0x94, 0x65, 0x2e, 0xb0, 0xee, 0xce, 0xaf, 0xc4, 0x40, 0x07,
1863 | 0xd8, 0xa8, 0xfe, 0x28, 0xc0, 0xda, 0xe6, 0x82, 0xbe, 0xd8, 0xcb,
1864 | 0x31, 0xb5, 0x3f, 0xd3, 0x33, 0x96, 0xb5, 0xb6, 0x81, 0xa8,
1865 | },
1866 | 32, "Cloudflare 'Nimbus2021' Log" },
1867 | { (const uint8_t[]){
1868 | 0x41, 0xc8, 0xca, 0xb1, 0xdf, 0x22, 0x46, 0x4a, 0x10, 0xc6, 0xa1,
1869 | 0x3a, 0x09, 0x42, 0x87, 0x5e, 0x4e, 0x31, 0x8b, 0x1b, 0x03, 0xeb,
1870 | 0xeb, 0x4b, 0xc7, 0x68, 0xf0, 0x90, 0x62, 0x96, 0x06, 0xf6,
1871 | },
1872 | 32, "Cloudflare 'Nimbus2022' Log" },
1873 | { (const uint8_t[]){
1874 | 0x7a, 0x32, 0x8c, 0x54, 0xd8, 0xb7, 0x2d, 0xb6, 0x20, 0xea, 0x38,
1875 | 0xe0, 0x52, 0x1e, 0xe9, 0x84, 0x16, 0x70, 0x32, 0x13, 0x85, 0x4d,
1876 | 0x3b, 0xd2, 0x2b, 0xc1, 0x3a, 0x57, 0xa3, 0x52, 0xeb, 0x52,
1877 | },
1878 | 32, "Cloudflare 'Nimbus2023' Log" },
1879 | { (const uint8_t[]){
1880 | 0xda, 0xb6, 0xbf, 0x6b, 0x3f, 0xb5, 0xb6, 0x22, 0x9f, 0x9b, 0xc2,
1881 | 0xbb, 0x5c, 0x6b, 0xe8, 0x70, 0x91, 0x71, 0x6c, 0xbb, 0x51, 0x84,
1882 | 0x85, 0x34, 0xbd, 0xa4, 0x3d, 0x30, 0x48, 0xd7, 0xfb, 0xab,
1883 | },
1884 | 32, "Cloudflare 'Nimbus2024' Log" },
1885 | { (const uint8_t[]){
1886 | 0xcc, 0xfb, 0x0f, 0x6a, 0x85, 0x71, 0x09, 0x65, 0xfe, 0x95, 0x9b,
1887 | 0x53, 0xce, 0xe9, 0xb2, 0x7c, 0x22, 0xe9, 0x85, 0x5c, 0x0d, 0x97,
1888 | 0x8d, 0xb6, 0xa9, 0x7e, 0x54, 0xc0, 0xfe, 0x4c, 0x0d, 0xb0,
1889 | },
1890 | 32, "Cloudflare 'Nimbus2025'" },
1891 | { (const uint8_t[]){
1892 | 0xcb, 0x38, 0xf7, 0x15, 0x89, 0x7c, 0x84, 0xa1, 0x44, 0x5f, 0x5b,
1893 | 0xc1, 0xdd, 0xfb, 0xc9, 0x6e, 0xf2, 0x9a, 0x59, 0xcd, 0x47, 0x0a,
1894 | 0x69, 0x05, 0x85, 0xb0, 0xcb, 0x14, 0xc3, 0x14, 0x58, 0xe7,
1895 | },
1896 | 32, "Cloudflare 'Nimbus2026'" },
1897 | { (const uint8_t[]){
1898 | 0x4c, 0x63, 0xdc, 0x98, 0xe5, 0x9c, 0x1d, 0xab, 0x88, 0xf6, 0x1e,
1899 | 0x8a, 0x3d, 0xde, 0xae, 0x8f, 0xab, 0x44, 0xa3, 0x37, 0x7b, 0x5f,
1900 | 0x9b, 0x94, 0xc3, 0xfb, 0xa1, 0x9c, 0xfc, 0xc1, 0xbe, 0x26,
1901 | },
1902 | 32, "Cloudflare 'Nimbus2027'" },
1903 | { (const uint8_t[]){
1904 | 0x1f, 0xbc, 0x36, 0xe0, 0x02, 0xed, 0xe9, 0x7f, 0x40, 0x19, 0x9e,
1905 | 0x86, 0xb3, 0x57, 0x3b, 0x8a, 0x42, 0x17, 0xd8, 0x01, 0x87, 0x74,
1906 | 0x6a, 0xd0, 0xda, 0x03, 0xa0, 0x60, 0x54, 0xd2, 0x0d, 0xf4,
1907 | },
1908 | 32, "Cloudflare 'Nimbus2017' Log" },
1909 | { (const uint8_t[]){
1910 | 0xdb, 0x74, 0xaf, 0xee, 0xcb, 0x29, 0xec, 0xb1, 0xfe, 0xca, 0x3e,
1911 | 0x71, 0x6d, 0x2c, 0xe5, 0xb9, 0xaa, 0xbb, 0x36, 0xf7, 0x84, 0x71,
1912 | 0x83, 0xc7, 0x5d, 0x9d, 0x4f, 0x37, 0xb6, 0x1f, 0xbf, 0x64,
1913 | },
1914 | 32, "Cloudflare 'Nimbus2018' Log" },
1915 | { (const uint8_t[]){
1916 | 0x74, 0x7e, 0xda, 0x83, 0x31, 0xad, 0x33, 0x10, 0x91, 0x21, 0x9c,
1917 | 0xce, 0x25, 0x4f, 0x42, 0x70, 0xc2, 0xbf, 0xfd, 0x5e, 0x42, 0x20,
1918 | 0x08, 0xc6, 0x37, 0x35, 0x79, 0xe6, 0x10, 0x7b, 0xcc, 0x56,
1919 | },
1920 | 32, "Cloudflare 'Nimbus2019' Log" },
1921 | { (const uint8_t[]){
1922 | 0x56, 0x14, 0x06, 0x9a, 0x2f, 0xd7, 0xc2, 0xec, 0xd3, 0xf5, 0xe1,
1923 | 0xbd, 0x44, 0xb2, 0x3e, 0xc7, 0x46, 0x76, 0xb9, 0xbc, 0x99, 0x11,
1924 | 0x5c, 0xc0, 0xef, 0x94, 0x98, 0x55, 0xd6, 0x89, 0xd0, 0xdd,
1925 | },
1926 | 32, "DigiCert Log Server" },
1927 | { (const uint8_t[]){
1928 | 0x87, 0x75, 0xbf, 0xe7, 0x59, 0x7c, 0xf8, 0x8c, 0x43, 0x99, 0x5f,
1929 | 0xbd, 0xf3, 0x6e, 0xff, 0x56, 0x8d, 0x47, 0x56, 0x36, 0xff, 0x4a,
1930 | 0xb5, 0x60, 0xc1, 0xb4, 0xea, 0xff, 0x5e, 0xa0, 0x83, 0x0f,
1931 | },
1932 | 32, "DigiCert Log Server 2" },
1933 | { (const uint8_t[]){
1934 | 0xf0, 0x95, 0xa4, 0x59, 0xf2, 0x00, 0xd1, 0x82, 0x40, 0x10, 0x2d,
1935 | 0x2f, 0x93, 0x88, 0x8e, 0xad, 0x4b, 0xfe, 0x1d, 0x47, 0xe3, 0x99,
1936 | 0xe1, 0xd0, 0x34, 0xa6, 0xb0, 0xa8, 0xaa, 0x8e, 0xb2, 0x73,
1937 | },
1938 | 32, "DigiCert Yeti2020 Log" },
1939 | { (const uint8_t[]){
1940 | 0x5c, 0xdc, 0x43, 0x92, 0xfe, 0xe6, 0xab, 0x45, 0x44, 0xb1, 0x5e,
1941 | 0x9a, 0xd4, 0x56, 0xe6, 0x10, 0x37, 0xfb, 0xd5, 0xfa, 0x47, 0xdc,
1942 | 0xa1, 0x73, 0x94, 0xb2, 0x5e, 0xe6, 0xf6, 0xc7, 0x0e, 0xca,
1943 | },
1944 | 32, "DigiCert Yeti2021 Log" },
1945 | { (const uint8_t[]){
1946 | 0x22, 0x45, 0x45, 0x07, 0x59, 0x55, 0x24, 0x56, 0x96, 0x3f, 0xa1,
1947 | 0x2f, 0xf1, 0xf7, 0x6d, 0x86, 0xe0, 0x23, 0x26, 0x63, 0xad, 0xc0,
1948 | 0x4b, 0x7f, 0x5d, 0xc6, 0x83, 0x5c, 0x6e, 0xe2, 0x0f, 0x02,
1949 | },
1950 | 32, "DigiCert Yeti2022 Log" },
1951 | { (const uint8_t[]){
1952 | 0x35, 0xcf, 0x19, 0x1b, 0xbf, 0xb1, 0x6c, 0x57, 0xbf, 0x0f, 0xad,
1953 | 0x4c, 0x6d, 0x42, 0xcb, 0xbb, 0xb6, 0x27, 0x20, 0x26, 0x51, 0xea,
1954 | 0x3f, 0xe1, 0x2a, 0xef, 0xa8, 0x03, 0xc3, 0x3b, 0xd6, 0x4c,
1955 | },
1956 | 32, "DigiCert Yeti2023 Log" },
1957 | { (const uint8_t[]){
1958 | 0x48, 0xb0, 0xe3, 0x6b, 0xda, 0xa6, 0x47, 0x34, 0x0f, 0xe5, 0x6a,
1959 | 0x02, 0xfa, 0x9d, 0x30, 0xeb, 0x1c, 0x52, 0x01, 0xcb, 0x56, 0xdd,
1960 | 0x2c, 0x81, 0xd9, 0xbb, 0xbf, 0xab, 0x39, 0xd8, 0x84, 0x73,
1961 | },
1962 | 32, "DigiCert Yeti2024 Log" },
1963 | { (const uint8_t[]){
1964 | 0x7d, 0x59, 0x1e, 0x12, 0xe1, 0x78, 0x2a, 0x7b, 0x1c, 0x61, 0x67,
1965 | 0x7c, 0x5e, 0xfd, 0xf8, 0xd0, 0x87, 0x5c, 0x14, 0xa0, 0x4e, 0x95,
1966 | 0x9e, 0xb9, 0x03, 0x2f, 0xd9, 0x0e, 0x8c, 0x2e, 0x79, 0xb8,
1967 | },
1968 | 32, "DigiCert Yeti2025 Log" },
1969 | { (const uint8_t[]){
1970 | 0xc6, 0x52, 0xa0, 0xec, 0x48, 0xce, 0xb3, 0xfc, 0xab, 0x17, 0x09,
1971 | 0x92, 0xc4, 0x3a, 0x87, 0x41, 0x33, 0x09, 0xe8, 0x00, 0x65, 0xa2,
1972 | 0x62, 0x52, 0x40, 0x1b, 0xa3, 0x36, 0x2a, 0x17, 0xc5, 0x65,
1973 | },
1974 | 32, "DigiCert Nessie2020 Log" },
1975 | { (const uint8_t[]){
1976 | 0xee, 0xc0, 0x95, 0xee, 0x8d, 0x72, 0x64, 0x0f, 0x92, 0xe3, 0xc3,
1977 | 0xb9, 0x1b, 0xc7, 0x12, 0xa3, 0x69, 0x6a, 0x09, 0x7b, 0x4b, 0x6a,
1978 | 0x1a, 0x14, 0x38, 0xe6, 0x47, 0xb2, 0xcb, 0xed, 0xc5, 0xf9,
1979 | },
1980 | 32, "DigiCert Nessie2021 Log" },
1981 | { (const uint8_t[]){
1982 | 0x51, 0xa3, 0xb0, 0xf5, 0xfd, 0x01, 0x79, 0x9c, 0x56, 0x6d, 0xb8,
1983 | 0x37, 0x78, 0x8f, 0x0c, 0xa4, 0x7a, 0xcc, 0x1b, 0x27, 0xcb, 0xf7,
1984 | 0x9e, 0x88, 0x42, 0x9a, 0x0d, 0xfe, 0xd4, 0x8b, 0x05, 0xe5,
1985 | },
1986 | 32, "DigiCert Nessie2022 Log" },
1987 | { (const uint8_t[]){
1988 | 0xb3, 0x73, 0x77, 0x07, 0xe1, 0x84, 0x50, 0xf8, 0x63, 0x86, 0xd6,
1989 | 0x05, 0xa9, 0xdc, 0x11, 0x09, 0x4a, 0x79, 0x2d, 0xb1, 0x67, 0x0c,
1990 | 0x0b, 0x87, 0xdc, 0xf0, 0x03, 0x0e, 0x79, 0x36, 0xa5, 0x9a,
1991 | },
1992 | 32, "DigiCert Nessie2023 Log" },
1993 | { (const uint8_t[]){
1994 | 0x73, 0xd9, 0x9e, 0x89, 0x1b, 0x4c, 0x96, 0x78, 0xa0, 0x20, 0x7d,
1995 | 0x47, 0x9d, 0xe6, 0xb2, 0xc6, 0x1c, 0xd0, 0x51, 0x5e, 0x71, 0x19,
1996 | 0x2a, 0x8c, 0x6b, 0x80, 0x10, 0x7a, 0xc1, 0x77, 0x72, 0xb5,
1997 | },
1998 | 32, "DigiCert Nessie2024 Log" },
1999 | { (const uint8_t[]){
2000 | 0xe6, 0xd2, 0x31, 0x63, 0x40, 0x77, 0x8c, 0xc1, 0x10, 0x41, 0x06,
2001 | 0xd7, 0x71, 0xb9, 0xce, 0xc1, 0xd2, 0x40, 0xf6, 0x96, 0x84, 0x86,
2002 | 0xfb, 0xba, 0x87, 0x32, 0x1d, 0xfd, 0x1e, 0x37, 0x8e, 0x50,
2003 | },
2004 | 32, "DigiCert Nessie2025 Log" },
2005 | { (const uint8_t[]){
2006 | 0xb6, 0x9d, 0xdc, 0xbc, 0x3c, 0x1a, 0xbd, 0xef, 0x6f, 0x9f, 0xd6,
2007 | 0x0c, 0x88, 0xb1, 0x06, 0x7b, 0x77, 0xf0, 0x82, 0x68, 0x8b, 0x2d,
2008 | 0x78, 0x65, 0xd0, 0x4b, 0x39, 0xab, 0xe9, 0x27, 0xa5, 0x75,
2009 | },
2010 | 32, "DigiCert 'Wyvern2024h1' Log" },
2011 | { (const uint8_t[]){
2012 | 0x0c, 0x2a, 0xef, 0x2c, 0x4a, 0x5b, 0x98, 0x83, 0xd4, 0xdd, 0xa3,
2013 | 0x82, 0xfe, 0x50, 0xfb, 0x51, 0x88, 0xb3, 0xe9, 0x73, 0x33, 0xa1,
2014 | 0xec, 0x53, 0xa0, 0x9d, 0xc9, 0xa7, 0x9d, 0x0d, 0x08, 0x20,
2015 | },
2016 | 32, "DigiCert 'Wyvern2024h2' Log" },
2017 | { (const uint8_t[]){
2018 | 0x73, 0x20, 0x22, 0x0f, 0x08, 0x16, 0x8a, 0xf9, 0xf3, 0xc4, 0xa6,
2019 | 0x8b, 0x0a, 0xb2, 0x6a, 0x9a, 0x4a, 0x00, 0xee, 0xf5, 0x77, 0x85,
2020 | 0x8a, 0x08, 0x4d, 0x05, 0x00, 0xd4, 0xa5, 0x42, 0x44, 0x59,
2021 | },
2022 | 32, "DigiCert 'Wyvern2025h1' Log" },
2023 | { (const uint8_t[]){
2024 | 0xed, 0x3c, 0x4b, 0xd6, 0xe8, 0x06, 0xc2, 0xa4, 0xa2, 0x00, 0x57,
2025 | 0xdb, 0xcb, 0x24, 0xe2, 0x38, 0x01, 0xdf, 0x51, 0x2f, 0xed, 0xc4,
2026 | 0x86, 0xc5, 0x70, 0x0f, 0x20, 0xdd, 0xb7, 0x3e, 0x3f, 0xe0,
2027 | },
2028 | 32, "DigiCert 'Wyvern2025h2' Log" },
2029 | { (const uint8_t[]){
2030 | 0x64, 0x11, 0xc4, 0x6c, 0xa4, 0x12, 0xec, 0xa7, 0x89, 0x1c, 0xa2,
2031 | 0x02, 0x2e, 0x00, 0xbc, 0xab, 0x4f, 0x28, 0x07, 0xd4, 0x1e, 0x35,
2032 | 0x27, 0xab, 0xea, 0xfe, 0xd5, 0x03, 0xc9, 0x7d, 0xcd, 0xf0,
2033 | },
2034 | 32, "DigiCert 'Wyvern2026h1'" },
2035 | { (const uint8_t[]){
2036 | 0xc2, 0x31, 0x7e, 0x57, 0x45, 0x19, 0xa3, 0x45, 0xee, 0x7f, 0x38,
2037 | 0xde, 0xb2, 0x90, 0x41, 0xeb, 0xc7, 0xc2, 0x21, 0x5a, 0x22, 0xbf,
2038 | 0x7f, 0xd5, 0xb5, 0xad, 0x76, 0x9a, 0xd9, 0x0e, 0x52, 0xcd,
2039 | },
2040 | 32, "DigiCert 'Wyvern2026h2'" },
2041 | { (const uint8_t[]){
2042 | 0x00, 0x1a, 0x5d, 0x1a, 0x1c, 0x2d, 0x93, 0x75, 0xb6, 0x48, 0x55,
2043 | 0x78, 0xf8, 0x2f, 0x71, 0xa1, 0xae, 0x6e, 0xef, 0x39, 0x7d, 0x29,
2044 | 0x7c, 0x8a, 0xe3, 0x15, 0x7b, 0xca, 0xde, 0xe1, 0xa0, 0x1e,
2045 | },
2046 | 32, "DigiCert 'Wyvern2027h1'" },
2047 | { (const uint8_t[]){
2048 | 0x37, 0xaa, 0x07, 0xcc, 0x21, 0x6f, 0x2e, 0x6d, 0x91, 0x9c, 0x70,
2049 | 0x9d, 0x24, 0xd8, 0xf7, 0x31, 0xb0, 0x0f, 0x2b, 0x14, 0x7c, 0x62,
2050 | 0x1c, 0xc0, 0x91, 0xa5, 0xfa, 0x1a, 0x84, 0xd8, 0x16, 0xdd,
2051 | },
2052 | 32, "DigiCert 'Wyvern2027h2'" },
2053 | { (const uint8_t[]){
2054 | 0xdb, 0x07, 0x6c, 0xde, 0x6a, 0x8b, 0x78, 0xec, 0x58, 0xd6, 0x05,
2055 | 0x64, 0x96, 0xeb, 0x6a, 0x26, 0xa8, 0xc5, 0x9e, 0x72, 0x12, 0x93,
2056 | 0xe8, 0xac, 0x03, 0x27, 0xdd, 0xde, 0x89, 0xdb, 0x5a, 0x2a,
2057 | },
2058 | 32, "DigiCert 'Sphinx2024h1' Log" },
2059 | { (const uint8_t[]){
2060 | 0xdc, 0xc9, 0x5e, 0x6f, 0xa2, 0x99, 0xb9, 0xb0, 0xfd, 0xbd, 0x6c,
2061 | 0xa6, 0xa3, 0x6e, 0x1d, 0x72, 0xc4, 0x21, 0x2f, 0xdd, 0x1e, 0x0f,
2062 | 0x47, 0x55, 0x3a, 0x36, 0xd6, 0xcf, 0x1a, 0xd1, 0x1d, 0x8d,
2063 | },
2064 | 32, "DigiCert 'Sphinx2024h2' Log" },
2065 | { (const uint8_t[]){
2066 | 0xde, 0x85, 0x81, 0xd7, 0x50, 0x24, 0x7c, 0x6b, 0xcd, 0xcb, 0xaf,
2067 | 0x56, 0x37, 0xc5, 0xe7, 0x81, 0xc6, 0x4c, 0xe4, 0x6e, 0xd6, 0x17,
2068 | 0x63, 0x9f, 0x8f, 0x34, 0xa7, 0x26, 0xc9, 0xe2, 0xbd, 0x37,
2069 | },
2070 | 32, "DigiCert 'Sphinx2025h1' Log" },
2071 | { (const uint8_t[]){
2072 | 0xa4, 0x42, 0xc5, 0x06, 0x49, 0x60, 0x61, 0x54, 0x8f, 0x0f, 0xd4,
2073 | 0xea, 0x9c, 0xfb, 0x7a, 0x2d, 0x26, 0x45, 0x4d, 0x87, 0xa9, 0x7f,
2074 | 0x2f, 0xdf, 0x45, 0x59, 0xf6, 0x27, 0x4f, 0x3a, 0x84, 0x54,
2075 | },
2076 | 32, "DigiCert 'Sphinx2025h2' Log" },
2077 | { (const uint8_t[]){
2078 | 0x49, 0x9c, 0x9b, 0x69, 0xde, 0x1d, 0x7c, 0xec, 0xfc, 0x36, 0xde,
2079 | 0xcd, 0x87, 0x64, 0xa6, 0xb8, 0x5b, 0xaf, 0x0a, 0x87, 0x80, 0x19,
2080 | 0xd1, 0x55, 0x52, 0xfb, 0xe9, 0xeb, 0x29, 0xdd, 0xf8, 0xc3,
2081 | },
2082 | 32, "DigiCert 'Sphinx2026h1'" },
2083 | { (const uint8_t[]){
2084 | 0x94, 0x4e, 0x43, 0x87, 0xfa, 0xec, 0xc1, 0xef, 0x81, 0xf3, 0x19,
2085 | 0x24, 0x26, 0xa8, 0x18, 0x65, 0x01, 0xc7, 0xd3, 0x5f, 0x38, 0x02,
2086 | 0x01, 0x3f, 0x72, 0x67, 0x7d, 0x55, 0x37, 0x2e, 0x19, 0xd8,
2087 | },
2088 | 32, "DigiCert 'Sphinx2026h2'" },
2089 | { (const uint8_t[]){
2090 | 0x46, 0xa2, 0x39, 0x67, 0xc6, 0x0d, 0xb6, 0x46, 0x87, 0xc6, 0x6f,
2091 | 0x3d, 0xf9, 0x99, 0x94, 0x76, 0x93, 0xa6, 0xa6, 0x11, 0x20, 0x84,
2092 | 0x57, 0xd5, 0x55, 0xe7, 0xe3, 0xd0, 0xa1, 0xd9, 0xb6, 0x46,
2093 | },
2094 | 32, "DigiCert 'sphinx2027h1'" },
2095 | { (const uint8_t[]){
2096 | 0x1f, 0xb0, 0xf8, 0xa9, 0x2d, 0x8a, 0xdd, 0xa1, 0x21, 0x77, 0x6c,
2097 | 0x05, 0xe2, 0xaa, 0x2e, 0x15, 0xba, 0xcb, 0xc6, 0x2b, 0x65, 0x39,
2098 | 0x36, 0x95, 0x57, 0x6a, 0xaa, 0xb5, 0x2e, 0x11, 0xd1, 0x1d,
2099 | },
2100 | 32, "DigiCert 'sphinx2027h2'" },
2101 | { (const uint8_t[]){
2102 | 0xdd, 0xeb, 0x1d, 0x2b, 0x7a, 0x0d, 0x4f, 0xa6, 0x20, 0x8b, 0x81,
2103 | 0xad, 0x81, 0x68, 0x70, 0x7e, 0x2e, 0x8e, 0x9d, 0x01, 0xd5, 0x5c,
2104 | 0x88, 0x8d, 0x3d, 0x11, 0xc4, 0xcd, 0xb6, 0xec, 0xbe, 0xcc,
2105 | },
2106 | 32, "Symantec log" },
2107 | { (const uint8_t[]){
2108 | 0xbc, 0x78, 0xe1, 0xdf, 0xc5, 0xf6, 0x3c, 0x68, 0x46, 0x49, 0x33,
2109 | 0x4d, 0xa1, 0x0f, 0xa1, 0x5f, 0x09, 0x79, 0x69, 0x20, 0x09, 0xc0,
2110 | 0x81, 0xb4, 0xf3, 0xf6, 0x91, 0x7f, 0x3e, 0xd9, 0xb8, 0xa5,
2111 | },
2112 | 32, "Symantec 'Vega' log" },
2113 | { (const uint8_t[]){
2114 | 0x15, 0x97, 0x04, 0x88, 0xd7, 0xb9, 0x97, 0xa0, 0x5b, 0xeb, 0x52,
2115 | 0x51, 0x2a, 0xde, 0xe8, 0xd2, 0xe8, 0xb4, 0xa3, 0x16, 0x52, 0x64,
2116 | 0x12, 0x1a, 0x9f, 0xab, 0xfb, 0xd5, 0xf8, 0x5a, 0xd9, 0x3f,
2117 | },
2118 | 32, "Symantec 'Sirius' log" },
2119 | { (const uint8_t[]){
2120 | 0x05, 0x9c, 0x01, 0xd3, 0x20, 0xe0, 0x07, 0x84, 0x13, 0x95, 0x80,
2121 | 0x49, 0x8d, 0x11, 0x7c, 0x90, 0x32, 0x66, 0xaf, 0xaf, 0x72, 0x50,
2122 | 0xb5, 0xaf, 0x3b, 0x46, 0xa4, 0x3e, 0x11, 0x84, 0x0d, 0x4a,
2123 | },
2124 | 32, "DigiCert Yeti2022-2 Log" },
2125 | { (const uint8_t[]){
2126 | 0xc1, 0x16, 0x4a, 0xe0, 0xa7, 0x72, 0xd2, 0xd4, 0x39, 0x2d, 0xc8,
2127 | 0x0a, 0xc1, 0x07, 0x70, 0xd4, 0xf0, 0xc4, 0x9b, 0xde, 0x99, 0x1a,
2128 | 0x48, 0x40, 0xc1, 0xfa, 0x07, 0x51, 0x64, 0xf6, 0x33, 0x60,
2129 | },
2130 | 32, "DigiCert Yeti2018 Log" },
2131 | { (const uint8_t[]){
2132 | 0xe2, 0x69, 0x4b, 0xae, 0x26, 0xe8, 0xe9, 0x40, 0x09, 0xe8, 0x86,
2133 | 0x1b, 0xb6, 0x3b, 0x83, 0xd4, 0x3e, 0xe7, 0xfe, 0x74, 0x88, 0xfb,
2134 | 0xa4, 0x8f, 0x28, 0x93, 0x01, 0x9d, 0xdd, 0xf1, 0xdb, 0xfe,
2135 | },
2136 | 32, "DigiCert Yeti2019 Log" },
2137 | { (const uint8_t[]){
2138 | 0x6f, 0xf1, 0x41, 0xb5, 0x64, 0x7e, 0x42, 0x22, 0xf7, 0xef, 0x05,
2139 | 0x2c, 0xef, 0xae, 0x7c, 0x21, 0xfd, 0x60, 0x8e, 0x27, 0xd2, 0xaf,
2140 | 0x5a, 0x6e, 0x9f, 0x4b, 0x8a, 0x37, 0xd6, 0x63, 0x3e, 0xe5,
2141 | },
2142 | 32, "DigiCert Nessie2018 Log" },
2143 | { (const uint8_t[]){
2144 | 0xfe, 0x44, 0x61, 0x08, 0xb1, 0xd0, 0x1a, 0xb7, 0x8a, 0x62, 0xcc,
2145 | 0xfe, 0xab, 0x6a, 0xb2, 0xb2, 0xba, 0xbf, 0xf3, 0xab, 0xda, 0xd8,
2146 | 0x0a, 0x4d, 0x8b, 0x30, 0xdf, 0x2d, 0x00, 0x08, 0x83, 0x0c,
2147 | },
2148 | 32, "DigiCert Nessie2019 Log" },
2149 | { (const uint8_t[]){
2150 | 0xa7, 0xce, 0x4a, 0x4e, 0x62, 0x07, 0xe0, 0xad, 0xde, 0xe5, 0xfd,
2151 | 0xaa, 0x4b, 0x1f, 0x86, 0x76, 0x87, 0x67, 0xb5, 0xd0, 0x02, 0xa5,
2152 | 0x5d, 0x47, 0x31, 0x0e, 0x7e, 0x67, 0x0a, 0x95, 0xea, 0xb2,
2153 | },
2154 | 32, "Symantec Deneb" },
2155 | { (const uint8_t[]){
2156 | 0xcd, 0xb5, 0x17, 0x9b, 0x7f, 0xc1, 0xc0, 0x46, 0xfe, 0xea, 0x31,
2157 | 0x13, 0x6a, 0x3f, 0x8f, 0x00, 0x2e, 0x61, 0x82, 0xfa, 0xf8, 0x89,
2158 | 0x6f, 0xec, 0xc8, 0xb2, 0xf5, 0xb5, 0xab, 0x60, 0x49, 0x00,
2159 | },
2160 | 32, "Certly.IO log" },
2161 | { (const uint8_t[]){
2162 | 0x74, 0x61, 0xb4, 0xa0, 0x9c, 0xfb, 0x3d, 0x41, 0xd7, 0x51, 0x59,
2163 | 0x57, 0x5b, 0x2e, 0x76, 0x49, 0xa4, 0x45, 0xa8, 0xd2, 0x77, 0x09,
2164 | 0xb0, 0xcc, 0x56, 0x4a, 0x64, 0x82, 0xb7, 0xeb, 0x41, 0xa3,
2165 | },
2166 | 32, "Izenpe log" },
2167 | { (const uint8_t[]){
2168 | 0x89, 0x41, 0x44, 0x9c, 0x70, 0x74, 0x2e, 0x06, 0xb9, 0xfc, 0x9c,
2169 | 0xe7, 0xb1, 0x16, 0xba, 0x00, 0x24, 0xaa, 0x36, 0xd5, 0x9a, 0xf4,
2170 | 0x4f, 0x02, 0x04, 0x40, 0x4f, 0x00, 0xf7, 0xea, 0x85, 0x66,
2171 | },
2172 | 32, "Izenpe 'Argi' log" },
2173 | { (const uint8_t[]){
2174 | 0x41, 0xb2, 0xdc, 0x2e, 0x89, 0xe6, 0x3c, 0xe4, 0xaf, 0x1b, 0xa7,
2175 | 0xbb, 0x29, 0xbf, 0x68, 0xc6, 0xde, 0xe6, 0xf9, 0xf1, 0xcc, 0x04,
2176 | 0x7e, 0x30, 0xdf, 0xfa, 0xe3, 0xb3, 0xba, 0x25, 0x92, 0x63,
2177 | },
2178 | 32, "WoSign log" },
2179 | { (const uint8_t[]){
2180 | 0x9e, 0x4f, 0xf7, 0x3d, 0xc3, 0xce, 0x22, 0x0b, 0x69, 0x21, 0x7c,
2181 | 0x89, 0x9e, 0x46, 0x80, 0x76, 0xab, 0xf8, 0xd7, 0x86, 0x36, 0xd5,
2182 | 0xcc, 0xfc, 0x85, 0xa3, 0x1a, 0x75, 0x62, 0x8b, 0xa8, 0x8b,
2183 | },
2184 | 32, "WoSign CT log #1" },
2185 | { (const uint8_t[]){
2186 | 0x63, 0xd0, 0x00, 0x60, 0x26, 0xdd, 0xe1, 0x0b, 0xb0, 0x60, 0x1f,
2187 | 0x45, 0x24, 0x46, 0x96, 0x5e, 0xe2, 0xb6, 0xea, 0x2c, 0xd4, 0xfb,
2188 | 0xc9, 0x5a, 0xc8, 0x66, 0xa5, 0x50, 0xaf, 0x90, 0x75, 0xb7,
2189 | },
2190 | 32, "WoSign log 2" },
2191 | { (const uint8_t[]){
2192 | 0xac, 0x3b, 0x9a, 0xed, 0x7f, 0xa9, 0x67, 0x47, 0x57, 0x15, 0x9e,
2193 | 0x6d, 0x7d, 0x57, 0x56, 0x72, 0xf9, 0xd9, 0x81, 0x00, 0x94, 0x1e,
2194 | 0x9b, 0xde, 0xff, 0xec, 0xa1, 0x31, 0x3b, 0x75, 0x78, 0x2d,
2195 | },
2196 | 32, "Venafi log" },
2197 | { (const uint8_t[]){
2198 | 0x03, 0x01, 0x9d, 0xf3, 0xfd, 0x85, 0xa6, 0x9a, 0x8e, 0xbd, 0x1f,
2199 | 0xac, 0xc6, 0xda, 0x9b, 0xa7, 0x3e, 0x46, 0x97, 0x74, 0xfe, 0x77,
2200 | 0xf5, 0x79, 0xfc, 0x5a, 0x08, 0xb8, 0x32, 0x8c, 0x1d, 0x6b,
2201 | },
2202 | 32, "Venafi Gen2 CT log" },
2203 | { (const uint8_t[]){
2204 | 0xa5, 0x77, 0xac, 0x9c, 0xed, 0x75, 0x48, 0xdd, 0x8f, 0x02, 0x5b,
2205 | 0x67, 0xa2, 0x41, 0x08, 0x9d, 0xf8, 0x6e, 0x0f, 0x47, 0x6e, 0xc2,
2206 | 0x03, 0xc2, 0xec, 0xbe, 0xdb, 0x18, 0x5f, 0x28, 0x26, 0x38,
2207 | },
2208 | 32, "CNNIC CT log" },
2209 | { (const uint8_t[]){
2210 | 0x34, 0xbb, 0x6a, 0xd6, 0xc3, 0xdf, 0x9c, 0x03, 0xee, 0xa8, 0xa4,
2211 | 0x99, 0xff, 0x78, 0x91, 0x48, 0x6c, 0x9d, 0x5e, 0x5c, 0xac, 0x92,
2212 | 0xd0, 0x1f, 0x7b, 0xfd, 0x1b, 0xce, 0x19, 0xdb, 0x48, 0xef,
2213 | },
2214 | 32, "StartCom log" },
2215 | { (const uint8_t[]){
2216 | 0x55, 0x81, 0xd4, 0xc2, 0x16, 0x90, 0x36, 0x01, 0x4a, 0xea, 0x0b,
2217 | 0x9b, 0x57, 0x3c, 0x53, 0xf0, 0xc0, 0xe4, 0x38, 0x78, 0x70, 0x25,
2218 | 0x08, 0x17, 0x2f, 0xa3, 0xaa, 0x1d, 0x07, 0x13, 0xd3, 0x0c,
2219 | },
2220 | 32, "Sectigo 'Sabre' CT log" },
2221 | { (const uint8_t[]){
2222 | 0xa2, 0xe2, 0xbf, 0xd6, 0x1e, 0xde, 0x2f, 0x2f, 0x07, 0xa0, 0xd6,
2223 | 0x4e, 0x6d, 0x37, 0xa7, 0xdc, 0x65, 0x43, 0xb0, 0xc6, 0xb5, 0x2e,
2224 | 0xa2, 0xda, 0xb7, 0x8a, 0xf8, 0x9a, 0x6d, 0xf5, 0x17, 0xd8,
2225 | },
2226 | 32, "Sectigo 'Sabre2024h1'" },
2227 | { (const uint8_t[]){
2228 | 0x19, 0x98, 0x10, 0x71, 0x09, 0xf0, 0xd6, 0x52, 0x2e, 0x30, 0x80,
2229 | 0xd2, 0x9e, 0x3f, 0x64, 0xbb, 0x83, 0x6e, 0x28, 0xcc, 0xf9, 0x0f,
2230 | 0x52, 0x8e, 0xee, 0xdf, 0xce, 0x4a, 0x3f, 0x16, 0xb4, 0xca,
2231 | },
2232 | 32, "Sectigo 'Sabre2024h2'" },
2233 | { (const uint8_t[]){
2234 | 0xe0, 0x92, 0xb3, 0xfc, 0x0c, 0x1d, 0xc8, 0xe7, 0x68, 0x36, 0x1f,
2235 | 0xde, 0x61, 0xb9, 0x96, 0x4d, 0x0a, 0x52, 0x78, 0x19, 0x8a, 0x72,
2236 | 0xd6, 0x72, 0xc4, 0xb0, 0x4d, 0xa5, 0x6d, 0x6f, 0x54, 0x04,
2237 | },
2238 | 32, "Sectigo 'Sabre2025h1'" },
2239 | { (const uint8_t[]){
2240 | 0x1a, 0x04, 0xff, 0x49, 0xd0, 0x54, 0x1d, 0x40, 0xaf, 0xf6, 0xa0,
2241 | 0xc3, 0xbf, 0xf1, 0xd8, 0xc4, 0x67, 0x2f, 0x4e, 0xec, 0xee, 0x23,
2242 | 0x40, 0x68, 0x98, 0x6b, 0x17, 0x40, 0x2e, 0xdc, 0x89, 0x7d,
2243 | },
2244 | 32, "Sectigo 'Sabre2025h2'" },
2245 | { (const uint8_t[]){
2246 | 0x6f, 0x53, 0x76, 0xac, 0x31, 0xf0, 0x31, 0x19, 0xd8, 0x99, 0x00,
2247 | 0xa4, 0x51, 0x15, 0xff, 0x77, 0x15, 0x1c, 0x11, 0xd9, 0x02, 0xc1,
2248 | 0x00, 0x29, 0x06, 0x8d, 0xb2, 0x08, 0x9a, 0x37, 0xd9, 0x13,
2249 | },
2250 | 32, "Sectigo 'Mammoth' CT log" },
2251 | { (const uint8_t[]){
2252 | 0x29, 0xd0, 0x3a, 0x1b, 0xb6, 0x74, 0xaa, 0x71, 0x1c, 0xd3, 0x03,
2253 | 0x5b, 0x65, 0x57, 0xc1, 0x4f, 0x8a, 0xa7, 0x8b, 0x4f, 0xe8, 0x38,
2254 | 0x94, 0x49, 0xec, 0xa4, 0x53, 0xf9, 0x44, 0xbd, 0x24, 0x68,
2255 | },
2256 | 32, "Sectigo 'Mammoth2024h1'" },
2257 | { (const uint8_t[]){
2258 | 0x50, 0x85, 0x01, 0x58, 0xdc, 0xb6, 0x05, 0x95, 0xc0, 0x0e, 0x92,
2259 | 0xa8, 0x11, 0x02, 0xec, 0xcd, 0xfe, 0x3f, 0x6b, 0x78, 0x58, 0x42,
2260 | 0x9f, 0x57, 0x98, 0x35, 0x38, 0xc9, 0xda, 0x52, 0x50, 0x63,
2261 | },
2262 | 32, "Sectigo 'Mammoth2024h1b'" },
2263 | { (const uint8_t[]){
2264 | 0xdf, 0xe1, 0x56, 0xeb, 0xaa, 0x05, 0xaf, 0xb5, 0x9c, 0x0f, 0x86,
2265 | 0x71, 0x8d, 0xa8, 0xc0, 0x32, 0x4e, 0xae, 0x56, 0xd9, 0x6e, 0xa7,
2266 | 0xf5, 0xa5, 0x6a, 0x01, 0xd1, 0xc1, 0x3b, 0xbe, 0x52, 0x5c,
2267 | },
2268 | 32, "Sectigo 'Mammoth2024h2'" },
2269 | { (const uint8_t[]){
2270 | 0x13, 0x4a, 0xdf, 0x1a, 0xb5, 0x98, 0x42, 0x09, 0x78, 0x0c, 0x6f,
2271 | 0xef, 0x4c, 0x7a, 0x91, 0xa4, 0x16, 0xb7, 0x23, 0x49, 0xce, 0x58,
2272 | 0x57, 0x6a, 0xdf, 0xae, 0xda, 0xa7, 0xc2, 0xab, 0xe0, 0x22,
2273 | },
2274 | 32, "Sectigo 'Mammoth2025h1'" },
2275 | { (const uint8_t[]){
2276 | 0xaf, 0x18, 0x1a, 0x28, 0xd6, 0x8c, 0xa3, 0xe0, 0xa9, 0x8a, 0x4c,
2277 | 0x9c, 0x67, 0xab, 0x09, 0xf8, 0xbb, 0xbc, 0x22, 0xba, 0xae, 0xbc,
2278 | 0xb1, 0x38, 0xa3, 0xa1, 0x9d, 0xd3, 0xf9, 0xb6, 0x03, 0x0d,
2279 | },
2280 | 32, "Sectigo 'Mammoth2025h2'" },
2281 | { (const uint8_t[]){
2282 | 0x25, 0x2f, 0x94, 0xc2, 0x2b, 0x29, 0xe9, 0x6e, 0x9f, 0x41, 0x1a,
2283 | 0x72, 0x07, 0x2b, 0x69, 0x5c, 0x5b, 0x52, 0xff, 0x97, 0xa9, 0x0d,
2284 | 0x25, 0x40, 0xbb, 0xfc, 0xdc, 0x51, 0xec, 0x4d, 0xee, 0x0b,
2285 | },
2286 | 32, "Sectigo 'Mammoth2026h1'" },
2287 | { (const uint8_t[]){
2288 | 0x94, 0xb1, 0xc1, 0x8a, 0xb0, 0xd0, 0x57, 0xc4, 0x7b, 0xe0, 0xac,
2289 | 0x04, 0x0e, 0x1f, 0x2c, 0xbc, 0x8d, 0xc3, 0x75, 0x72, 0x7b, 0xc9,
2290 | 0x51, 0xf2, 0x0a, 0x52, 0x61, 0x26, 0x86, 0x3b, 0xa7, 0x3c,
2291 | },
2292 | 32, "Sectigo 'Mammoth2026h2'" },
2293 | { (const uint8_t[]){
2294 | 0x56, 0x6c, 0xd5, 0xa3, 0x76, 0xbe, 0x83, 0xdf, 0xe3, 0x42, 0xb6,
2295 | 0x75, 0xc4, 0x9c, 0x23, 0x24, 0x98, 0xa7, 0x69, 0xba, 0xc3, 0x82,
2296 | 0xcb, 0xab, 0x49, 0xa3, 0x87, 0x7d, 0x9a, 0xb3, 0x2d, 0x01,
2297 | },
2298 | 32, "Sectigo 'Sabre2026h1'" },
2299 | { (const uint8_t[]){
2300 | 0x1f, 0x56, 0xd1, 0xab, 0x94, 0x70, 0x4a, 0x41, 0xdd, 0x3f, 0xea,
2301 | 0xfd, 0xf4, 0x69, 0x93, 0x55, 0x30, 0x2c, 0x14, 0x31, 0xbf, 0xe6,
2302 | 0x13, 0x46, 0x08, 0x9f, 0xff, 0xae, 0x79, 0x5d, 0xcc, 0x2f,
2303 | },
2304 | 32, "Sectigo 'Sabre2026h2'" },
2305 | { (const uint8_t[]){
2306 | 0x0d, 0x1d, 0xbc, 0x89, 0x44, 0xe9, 0xf5, 0x00, 0x55, 0x42, 0xd7,
2307 | 0x2d, 0x3e, 0x14, 0x4c, 0xcc, 0x43, 0x08, 0x2a, 0xb6, 0xea, 0x1e,
2308 | 0x94, 0xdf, 0xd7, 0x06, 0x65, 0x7d, 0x2e, 0x86, 0xf3, 0x01,
2309 | },
2310 | 32, "Sectigo 'Elephant2025h2'" },
2311 | { (const uint8_t[]){
2312 | 0xd1, 0x6e, 0xa9, 0xa5, 0x68, 0x07, 0x7e, 0x66, 0x35, 0xa0, 0x3f,
2313 | 0x37, 0xa5, 0xdd, 0xbc, 0x03, 0xa5, 0x3c, 0x41, 0x12, 0x14, 0xd4,
2314 | 0x88, 0x18, 0xf5, 0xe9, 0x31, 0xb3, 0x23, 0xcb, 0x95, 0x04,
2315 | },
2316 | 32, "Sectigo 'Elephant2026h1'" },
2317 | { (const uint8_t[]){
2318 | 0xaf, 0x67, 0x88, 0x3b, 0x57, 0xb0, 0x4e, 0xdd, 0x8f, 0xa6, 0xd9,
2319 | 0x7e, 0xf6, 0x2e, 0xa8, 0xeb, 0x81, 0x0a, 0xc7, 0x71, 0x60, 0xf0,
2320 | 0x24, 0x5e, 0x55, 0xd6, 0x0c, 0x2f, 0xe7, 0x85, 0x87, 0x3a,
2321 | },
2322 | 32, "Sectigo 'Elephant2026h2'" },
2323 | { (const uint8_t[]){
2324 | 0x60, 0x4c, 0x9a, 0xaf, 0x7a, 0x7f, 0x77, 0x5f, 0x01, 0xd4, 0x06,
2325 | 0xfc, 0x92, 0x0d, 0xc8, 0x99, 0xeb, 0x0b, 0x1c, 0x7d, 0xf8, 0xc9,
2326 | 0x52, 0x1b, 0xfa, 0xfa, 0x17, 0x77, 0x3b, 0x97, 0x8b, 0xc9,
2327 | },
2328 | 32, "Sectigo 'Elephant2027h1'" },
2329 | { (const uint8_t[]){
2330 | 0xa2, 0x49, 0x0c, 0xdc, 0xdb, 0x8e, 0x33, 0xa4, 0x00, 0x32, 0x17,
2331 | 0x60, 0xd6, 0xd4, 0xd5, 0x1a, 0x20, 0x36, 0x19, 0x1e, 0xa7, 0x7d,
2332 | 0x96, 0x8b, 0xe2, 0x6a, 0x8a, 0x00, 0xf6, 0xff, 0xff, 0xf7,
2333 | },
2334 | 32, "Sectigo 'Elephant2027h2'" },
2335 | { (const uint8_t[]){
2336 | 0x5c, 0xa5, 0x77, 0xd2, 0x9b, 0x7f, 0x8b, 0xaf, 0x41, 0x9e, 0xd8,
2337 | 0xec, 0xab, 0xfb, 0x6d, 0xcb, 0xae, 0xc3, 0x85, 0x37, 0x02, 0xd5,
2338 | 0x74, 0x6f, 0x17, 0x4d, 0xad, 0x3c, 0x93, 0x4a, 0xa9, 0x6a,
2339 | },
2340 | 32, "Sectigo 'Tiger2025h2'" },
2341 | { (const uint8_t[]){
2342 | 0x16, 0x83, 0x2d, 0xab, 0xf0, 0xa9, 0x25, 0x0f, 0x0f, 0xf0, 0x3a,
2343 | 0xa5, 0x45, 0xff, 0xc8, 0xbf, 0xc8, 0x23, 0xd0, 0x87, 0x4b, 0xf6,
2344 | 0x04, 0x29, 0x27, 0xf8, 0xe7, 0x1f, 0x33, 0x13, 0xf5, 0xfa,
2345 | },
2346 | 32, "Sectigo 'Tiger2026h1'" },
2347 | { (const uint8_t[]){
2348 | 0xc8, 0xa3, 0xc4, 0x7f, 0xc7, 0xb3, 0xad, 0xb9, 0x35, 0x6b, 0x01,
2349 | 0x3f, 0x6a, 0x7a, 0x12, 0x6d, 0xe3, 0x3a, 0x4e, 0x43, 0xa5, 0xc6,
2350 | 0x46, 0xf9, 0x97, 0xad, 0x39, 0x75, 0x99, 0x1d, 0xcf, 0x9a,
2351 | },
2352 | 32, "Sectigo 'Tiger2026h2'" },
2353 | { (const uint8_t[]){
2354 | 0x1c, 0x9f, 0x68, 0x2c, 0xe9, 0xfa, 0xf0, 0x45, 0x69, 0x50, 0xf8,
2355 | 0x1b, 0x96, 0x8a, 0x87, 0xdd, 0xdb, 0x32, 0x10, 0xd8, 0x4c, 0xe6,
2356 | 0xc8, 0xb2, 0xe3, 0x82, 0x52, 0x4a, 0xc4, 0xcf, 0x59, 0x9f,
2357 | },
2358 | 32, "Sectigo 'Tiger2027h1'" },
2359 | { (const uint8_t[]){
2360 | 0x03, 0x80, 0x2a, 0xc2, 0x62, 0xf6, 0xe0, 0x5e, 0x03, 0xf8, 0xbc,
2361 | 0x6f, 0x7b, 0x98, 0x51, 0x32, 0x4f, 0xd7, 0x6a, 0x3d, 0xf5, 0xb7,
2362 | 0x59, 0x51, 0x75, 0xe2, 0x22, 0xfb, 0x8e, 0x9b, 0xd5, 0xf6,
2363 | },
2364 | 32, "Sectigo 'Tiger2027h2'" },
2365 | { (const uint8_t[]){
2366 | 0xdb, 0x76, 0xfd, 0xad, 0xac, 0x65, 0xe7, 0xd0, 0x95, 0x08, 0x88,
2367 | 0x6e, 0x21, 0x59, 0xbd, 0x8b, 0x90, 0x35, 0x2f, 0x5f, 0xea, 0xd3,
2368 | 0xe3, 0xdc, 0x5e, 0x22, 0xeb, 0x35, 0x0a, 0xcc, 0x7b, 0x98,
2369 | },
2370 | 32, "Sectigo 'Dodo' CT log" },
2371 | { (const uint8_t[]){
2372 | 0xe7, 0x12, 0xf2, 0xb0, 0x37, 0x7e, 0x1a, 0x62, 0xfb, 0x8e, 0xc9,
2373 | 0x0c, 0x61, 0x84, 0xf1, 0xea, 0x7b, 0x37, 0xcb, 0x56, 0x1d, 0x11,
2374 | 0x26, 0x5b, 0xf3, 0xe0, 0xf3, 0x4b, 0xf2, 0x41, 0x54, 0x6e,
2375 | },
2376 | 32, "Let's Encrypt 'Oak2020' log" },
2377 | { (const uint8_t[]){
2378 | 0x94, 0x20, 0xbc, 0x1e, 0x8e, 0xd5, 0x8d, 0x6c, 0x88, 0x73, 0x1f,
2379 | 0x82, 0x8b, 0x22, 0x2c, 0x0d, 0xd1, 0xda, 0x4d, 0x5e, 0x6c, 0x4f,
2380 | 0x94, 0x3d, 0x61, 0xdb, 0x4e, 0x2f, 0x58, 0x4d, 0xa2, 0xc2,
2381 | },
2382 | 32, "Let's Encrypt 'Oak2021' log" },
2383 | { (const uint8_t[]){
2384 | 0xdf, 0xa5, 0x5e, 0xab, 0x68, 0x82, 0x4f, 0x1f, 0x6c, 0xad, 0xee,
2385 | 0xb8, 0x5f, 0x4e, 0x3e, 0x5a, 0xea, 0xcd, 0xa2, 0x12, 0xa4, 0x6a,
2386 | 0x5e, 0x8e, 0x3b, 0x12, 0xc0, 0x20, 0x44, 0x5c, 0x2a, 0x73,
2387 | },
2388 | 32, "Let's Encrypt 'Oak2022' log" },
2389 | { (const uint8_t[]){
2390 | 0xb7, 0x3e, 0xfb, 0x24, 0xdf, 0x9c, 0x4d, 0xba, 0x75, 0xf2, 0x39,
2391 | 0xc5, 0xba, 0x58, 0xf4, 0x6c, 0x5d, 0xfc, 0x42, 0xcf, 0x7a, 0x9f,
2392 | 0x35, 0xc4, 0x9e, 0x1d, 0x09, 0x81, 0x25, 0xed, 0xb4, 0x99,
2393 | },
2394 | 32, "Let's Encrypt 'Oak2023' log" },
2395 | { (const uint8_t[]){
2396 | 0x3b, 0x53, 0x77, 0x75, 0x3e, 0x2d, 0xb9, 0x80, 0x4e, 0x8b, 0x30,
2397 | 0x5b, 0x06, 0xfe, 0x40, 0x3b, 0x67, 0xd8, 0x4f, 0xc3, 0xf4, 0xc7,
2398 | 0xbd, 0x00, 0x0d, 0x2d, 0x72, 0x6f, 0xe1, 0xfa, 0xd4, 0x17,
2399 | },
2400 | 32, "Let's Encrypt 'Oak2024H1' log" },
2401 | { (const uint8_t[]){
2402 | 0x3f, 0x17, 0x4b, 0x4f, 0xd7, 0x22, 0x47, 0x58, 0x94, 0x1d, 0x65,
2403 | 0x1c, 0x84, 0xbe, 0x0d, 0x12, 0xed, 0x90, 0x37, 0x7f, 0x1f, 0x85,
2404 | 0x6a, 0xeb, 0xc1, 0xbf, 0x28, 0x85, 0xec, 0xf8, 0x64, 0x6e,
2405 | },
2406 | 32, "Let's Encrypt 'Oak2024H2' log" },
2407 | { (const uint8_t[]){
2408 | 0xa2, 0xe3, 0x0a, 0xe4, 0x45, 0xef, 0xbd, 0xad, 0x9b, 0x7e, 0x38,
2409 | 0xed, 0x47, 0x67, 0x77, 0x53, 0xd7, 0x82, 0x5b, 0x84, 0x94, 0xd7,
2410 | 0x2b, 0x5e, 0x1b, 0x2c, 0xc4, 0xb9, 0x50, 0xa4, 0x47, 0xe7,
2411 | },
2412 | 32, "Let's Encrypt 'Oak2025h1'" },
2413 | { (const uint8_t[]){
2414 | 0x0d, 0xe1, 0xf2, 0x30, 0x2b, 0xd3, 0x0d, 0xc1, 0x40, 0x62, 0x12,
2415 | 0x09, 0xea, 0x55, 0x2e, 0xfc, 0x47, 0x74, 0x7c, 0xb1, 0xd7, 0xe9,
2416 | 0x30, 0xef, 0x0e, 0x42, 0x1e, 0xb4, 0x7e, 0x4e, 0xaa, 0x34,
2417 | },
2418 | 32, "Let's Encrypt 'Oak2025h2'" },
2419 | { (const uint8_t[]){
2420 | 0x19, 0x86, 0xd4, 0xc7, 0x28, 0xaa, 0x6f, 0xfe, 0xba, 0x03, 0x6f,
2421 | 0x78, 0x2a, 0x4d, 0x01, 0x91, 0xaa, 0xce, 0x2d, 0x72, 0x31, 0x0f,
2422 | 0xae, 0xce, 0x5d, 0x70, 0x41, 0x2d, 0x25, 0x4c, 0xc7, 0xd4,
2423 | },
2424 | 32, "Let's Encrypt 'Oak2026h1'" },
2425 | { (const uint8_t[]){
2426 | 0xac, 0xab, 0x30, 0x70, 0x6c, 0xeb, 0xec, 0x84, 0x31, 0xf4, 0x13,
2427 | 0xd2, 0xf4, 0x91, 0x5f, 0x11, 0x1e, 0x42, 0x24, 0x43, 0xb1, 0xf2,
2428 | 0xa6, 0x8c, 0x4f, 0x3c, 0x2b, 0x3b, 0xa7, 0x1e, 0x02, 0xc3,
2429 | },
2430 | 32, "Let's Encrypt 'Oak2026h2'" },
2431 | { (const uint8_t[]){
2432 | 0x65, 0x9b, 0x33, 0x50, 0xf4, 0x3b, 0x12, 0xcc, 0x5e, 0xa5, 0xab,
2433 | 0x4e, 0xc7, 0x65, 0xd3, 0xfd, 0xe6, 0xc8, 0x82, 0x43, 0x77, 0x77,
2434 | 0x78, 0xe7, 0x20, 0x03, 0xf9, 0xeb, 0x2b, 0x8c, 0x31, 0x29,
2435 | },
2436 | 32, "Let's Encrypt 'Oak2019' log" },
2437 | { (const uint8_t[]){
2438 | 0x84, 0x9f, 0x5f, 0x7f, 0x58, 0xd2, 0xbf, 0x7b, 0x54, 0xec, 0xbd,
2439 | 0x74, 0x61, 0x1c, 0xea, 0x45, 0xc4, 0x9c, 0x98, 0xf1, 0xd6, 0x48,
2440 | 0x1b, 0xc6, 0xf6, 0x9e, 0x8c, 0x17, 0x4f, 0x24, 0xf3, 0xcf,
2441 | },
2442 | 32, "Let's Encrypt 'Testflume2019' log" },
2443 | { (const uint8_t[]){
2444 | 0x23, 0x2d, 0x41, 0xa4, 0xcd, 0xac, 0x87, 0xce, 0xd9, 0xf9, 0x43,
2445 | 0xf4, 0x68, 0xc2, 0x82, 0x09, 0x5a, 0xe0, 0x9d, 0x30, 0xd6, 0x2e,
2446 | 0x2f, 0xa6, 0x5d, 0xdc, 0x3b, 0x91, 0x9c, 0x2e, 0x46, 0x8f,
2447 | },
2448 | 32, "Let's Encrypt 'Sapling 2022h2' log" },
2449 | { (const uint8_t[]){
2450 | 0xc1, 0x83, 0x24, 0x0b, 0xf1, 0xa4, 0x50, 0xc7, 0x6f, 0xbb, 0x00,
2451 | 0x72, 0x69, 0xdc, 0xac, 0x3b, 0xe2, 0x2a, 0x48, 0x05, 0xd4, 0xdb,
2452 | 0xe0, 0x49, 0x66, 0xc3, 0xc8, 0xab, 0xc4, 0x47, 0xb0, 0x0c,
2453 | },
2454 | 32, "Let's Encrypt 'Sapling 2023h1' log" },
2455 | { (const uint8_t[]){
2456 | 0xc6, 0x3f, 0x22, 0x18, 0xc3, 0x7d, 0x56, 0xa6, 0xaa, 0x06, 0xb5,
2457 | 0x96, 0xda, 0x8e, 0x53, 0xd4, 0xd7, 0x15, 0x6d, 0x1e, 0x9b, 0xac,
2458 | 0x8e, 0x44, 0xd2, 0x20, 0x2d, 0xe6, 0x4d, 0x69, 0xd9, 0xdc,
2459 | },
2460 | 32, "Let's Encrypt 'Testflume2020' log" },
2461 | { (const uint8_t[]){
2462 | 0x03, 0xed, 0xf1, 0xda, 0x97, 0x76, 0xb6, 0xf3, 0x8c, 0x34, 0x1e,
2463 | 0x39, 0xed, 0x9d, 0x70, 0x7a, 0x75, 0x70, 0x36, 0x9c, 0xf9, 0x84,
2464 | 0x4f, 0x32, 0x7f, 0xe9, 0xe1, 0x41, 0x38, 0x36, 0x1b, 0x60,
2465 | },
2466 | 32, "Let's Encrypt 'Testflume2021' log" },
2467 | { (const uint8_t[]){
2468 | 0x23, 0x27, 0xef, 0xda, 0x35, 0x25, 0x10, 0xdb, 0xc0, 0x19, 0xef,
2469 | 0x49, 0x1a, 0xe3, 0xff, 0x1c, 0xc5, 0xa4, 0x79, 0xbc, 0xe3, 0x78,
2470 | 0x78, 0x36, 0x0e, 0xe3, 0x18, 0xcf, 0xfb, 0x64, 0xf8, 0xc8,
2471 | },
2472 | 32, "Let's Encrypt 'Testflume2022' log" },
2473 | { (const uint8_t[]){
2474 | 0x55, 0x34, 0xb7, 0xab, 0x5a, 0x6a, 0xc3, 0xa7, 0xcb, 0xeb, 0xa6,
2475 | 0x54, 0x87, 0xb2, 0xa2, 0xd7, 0x1b, 0x48, 0xf6, 0x50, 0xfa, 0x17,
2476 | 0xc5, 0x19, 0x7c, 0x97, 0xa0, 0xcb, 0x20, 0x76, 0xf3, 0xc6,
2477 | },
2478 | 32, "Let's Encrypt 'Testflume2023' log" },
2479 | { (const uint8_t[]){
2480 | 0x29, 0x6a, 0xfa, 0x2d, 0x56, 0x8b, 0xca, 0x0d, 0x2e, 0xa8, 0x44,
2481 | 0x95, 0x6a, 0xe9, 0x72, 0x1f, 0xc3, 0x5f, 0xa3, 0x55, 0xec, 0xda,
2482 | 0x99, 0x69, 0x3a, 0xaf, 0xd4, 0x58, 0xa7, 0x1a, 0xef, 0xdd,
2483 | },
2484 | 32, "Let's Encrypt 'Clicky' log" },
2485 | { (const uint8_t[]){
2486 | 0xa5, 0x95, 0x94, 0x3b, 0x53, 0x70, 0xbe, 0xe9, 0x06, 0xe0, 0x05,
2487 | 0x0d, 0x1f, 0xb5, 0xbb, 0xc6, 0xa4, 0x0e, 0x65, 0xf2, 0x65, 0xae,
2488 | 0x85, 0x2c, 0x76, 0x36, 0x3f, 0xad, 0xb2, 0x33, 0x36, 0xed,
2489 | },
2490 | 32, "Trust Asia Log2020" },
2491 | { (const uint8_t[]){
2492 | 0xa8, 0xdc, 0x52, 0xf6, 0x3d, 0x6b, 0x24, 0x25, 0xe5, 0x31, 0xe3,
2493 | 0x7c, 0xf4, 0xe4, 0x4a, 0x71, 0x4f, 0x14, 0x2a, 0x20, 0x80, 0x3b,
2494 | 0x0d, 0x04, 0xd2, 0xe2, 0xee, 0x06, 0x64, 0x79, 0x4a, 0x23,
2495 | },
2496 | 32, "Trust Asia CT2021" },
2497 | { (const uint8_t[]){
2498 | 0x67, 0x8d, 0xb6, 0x5b, 0x3e, 0x74, 0x43, 0xb6, 0xf3, 0xa3, 0x70,
2499 | 0xd5, 0xe1, 0x3a, 0xb1, 0xb4, 0x3b, 0xe0, 0xa0, 0xd3, 0x51, 0xf7,
2500 | 0xca, 0x74, 0x22, 0x50, 0xc7, 0xc6, 0xfa, 0x51, 0xa8, 0x8a,
2501 | },
2502 | 32, "Trust Asia Log2021" },
2503 | { (const uint8_t[]){
2504 | 0xc3, 0x65, 0xf9, 0xb3, 0x65, 0x4f, 0x32, 0x83, 0xc7, 0x9d, 0xa9,
2505 | 0x8e, 0x93, 0xd7, 0x41, 0x8f, 0x5b, 0xab, 0x7b, 0xe3, 0x25, 0x2c,
2506 | 0x98, 0xe1, 0xd2, 0xf0, 0x4b, 0xb9, 0xeb, 0x42, 0x7d, 0x23,
2507 | },
2508 | 32, "Trust Asia Log2022" },
2509 | { (const uint8_t[]){
2510 | 0xe8, 0x7e, 0xa7, 0x66, 0x0b, 0xc2, 0x6c, 0xf6, 0x00, 0x2e, 0xf5,
2511 | 0x72, 0x5d, 0x3f, 0xe0, 0xe3, 0x31, 0xb9, 0x39, 0x3b, 0xb9, 0x2f,
2512 | 0xbf, 0x58, 0xeb, 0x3b, 0x90, 0x49, 0xda, 0xf5, 0x43, 0x5a,
2513 | },
2514 | 32, "Trust Asia Log2023" },
2515 | { (const uint8_t[]){
2516 | 0x30, 0x6d, 0x29, 0x57, 0x6a, 0xd2, 0x1a, 0x9d, 0x4a, 0xe1, 0x2a,
2517 | 0xca, 0xd8, 0xaa, 0x8a, 0x78, 0x3a, 0xa6, 0x5a, 0x32, 0x11, 0x60,
2518 | 0xac, 0xff, 0x5b, 0x0e, 0xee, 0x4c, 0xa3, 0x20, 0x1d, 0x05,
2519 | },
2520 | 32, "Trust Asia Log2024" },
2521 | { (const uint8_t[]){
2522 | 0x87, 0x4f, 0xb5, 0x0d, 0xc0, 0x29, 0xd9, 0x93, 0x1d, 0xe5, 0x73,
2523 | 0xe9, 0xf2, 0x89, 0x9e, 0x8e, 0x45, 0x33, 0xb3, 0x92, 0xd3, 0x8b,
2524 | 0x0a, 0x46, 0x25, 0x74, 0xbf, 0x0f, 0xee, 0xb2, 0xfc, 0x1e,
2525 | },
2526 | 32, "Trust Asia Log2024-2" },
2527 | { (const uint8_t[]){
2528 | 0x28, 0xe2, 0x81, 0x38, 0xfd, 0x83, 0x21, 0x45, 0xe9, 0xa9, 0xd6,
2529 | 0xaa, 0x75, 0x37, 0x6d, 0x83, 0x77, 0xa8, 0x85, 0x12, 0xb3, 0xc0,
2530 | 0x7f, 0x72, 0x41, 0x48, 0x21, 0xdc, 0xbd, 0xe9, 0x8c, 0x66,
2531 | },
2532 | 32, "TrustAsia Log2025a" },
2533 | { (const uint8_t[]){
2534 | 0x28, 0x2c, 0x8b, 0xdd, 0x81, 0x0f, 0xf9, 0x09, 0x12, 0x0a, 0xce,
2535 | 0x16, 0xd6, 0xe0, 0xec, 0x20, 0x1b, 0xea, 0x82, 0xa3, 0xa4, 0xaf,
2536 | 0x19, 0xd9, 0xef, 0xfb, 0x59, 0xe8, 0x3f, 0xdc, 0x42, 0x68,
2537 | },
2538 | 32, "TrustAsia Log2025b" },
2539 | { (const uint8_t[]){
2540 | 0x74, 0xdb, 0x9d, 0x58, 0xf7, 0xd4, 0x7e, 0x9d, 0xfd, 0x78, 0x7a,
2541 | 0x16, 0x2a, 0x99, 0x1c, 0x18, 0xcf, 0x69, 0x8d, 0xa7, 0xc7, 0x29,
2542 | 0x91, 0x8c, 0x9a, 0x18, 0xb0, 0x45, 0x0d, 0xba, 0x44, 0xbc,
2543 | },
2544 | 32, "TrustAsia 'log2026a'" },
2545 | { (const uint8_t[]){
2546 | 0x25, 0xb7, 0xef, 0xde, 0xa1, 0x13, 0x01, 0x93, 0xed, 0x93, 0x07,
2547 | 0x97, 0x70, 0xaa, 0x32, 0x2a, 0x26, 0x62, 0x0d, 0xe3, 0x5a, 0xc8,
2548 | 0xaa, 0x7c, 0x75, 0x19, 0x7d, 0xe0, 0xb1, 0xa9, 0xe0, 0x65,
2549 | },
2550 | 32, "TrustAsia 'log2026b'" },
2551 | { (const uint8_t[]){
2552 | 0xed, 0xda, 0xeb, 0x81, 0x5c, 0x63, 0x21, 0x34, 0x49, 0xb4, 0x7b,
2553 | 0xe5, 0x07, 0x79, 0x05, 0xab, 0xd0, 0xd9, 0x31, 0x47, 0xc2, 0x7a,
2554 | 0xc5, 0x14, 0x6b, 0x3b, 0xc5, 0x8e, 0x43, 0xe9, 0xb6, 0xc7,
2555 | },
2556 | 32, "TrustAsia 'HETU2027'" },
2557 | { (const uint8_t[]){
2558 | 0x45, 0x35, 0x94, 0x98, 0xd9, 0x3a, 0x89, 0xe0, 0x28, 0x03, 0x08,
2559 | 0xd3, 0x7d, 0x62, 0x6d, 0xc4, 0x23, 0x75, 0x47, 0x58, 0xdc, 0xe0,
2560 | 0x37, 0x00, 0x36, 0xfb, 0xab, 0x0e, 0xdf, 0x8a, 0x6b, 0xcf,
2561 | },
2562 | 32, "Trust Asia Log1" },
2563 | { (const uint8_t[]){
2564 | 0xc9, 0xcf, 0x89, 0x0a, 0x21, 0x10, 0x9c, 0x66, 0x6c, 0xc1, 0x7a,
2565 | 0x3e, 0xd0, 0x65, 0xc9, 0x30, 0xd0, 0xe0, 0x13, 0x5a, 0x9f, 0xeb,
2566 | 0xa8, 0x5a, 0xf1, 0x42, 0x10, 0xb8, 0x07, 0x24, 0x21, 0xaa,
2567 | },
2568 | 32, "GDCA CT log #1" },
2569 | { (const uint8_t[]){
2570 | 0x92, 0x4a, 0x30, 0xf9, 0x09, 0x33, 0x6f, 0xf4, 0x35, 0xd6, 0x99,
2571 | 0x3a, 0x10, 0xac, 0x75, 0xa2, 0xc6, 0x41, 0x72, 0x8e, 0x7f, 0xc2,
2572 | 0xd6, 0x59, 0xae, 0x61, 0x88, 0xff, 0xad, 0x40, 0xce, 0x01,
2573 | },
2574 | 32, "GDCA CT log #2" },
2575 | { (const uint8_t[]){
2576 | 0x71, 0x7e, 0xa7, 0x42, 0x09, 0x75, 0xbe, 0x84, 0xa2, 0x72, 0x35,
2577 | 0x53, 0xf1, 0x77, 0x7c, 0x26, 0xdd, 0x51, 0xaf, 0x4e, 0x10, 0x21,
2578 | 0x44, 0x09, 0x4d, 0x90, 0x19, 0xb4, 0x62, 0xfb, 0x66, 0x68,
2579 | },
2580 | 32, "GDCA Log 1" },
2581 | { (const uint8_t[]){
2582 | 0x14, 0x30, 0x8d, 0x90, 0xcc, 0xd0, 0x30, 0x13, 0x50, 0x05, 0xc0,
2583 | 0x1c, 0xa5, 0x26, 0xd8, 0x1e, 0x84, 0xe8, 0x76, 0x24, 0xe3, 0x9b,
2584 | 0x62, 0x48, 0xe0, 0x8f, 0x72, 0x4a, 0xea, 0x3b, 0xb4, 0x2a,
2585 | },
2586 | 32, "GDCA Log 2" },
2587 | { (const uint8_t[]){
2588 | 0xe0, 0x12, 0x76, 0x29, 0xe9, 0x04, 0x96, 0x56, 0x4e, 0x3d, 0x01,
2589 | 0x47, 0x98, 0x44, 0x98, 0xaa, 0x48, 0xf8, 0xad, 0xb1, 0x66, 0x00,
2590 | 0xeb, 0x79, 0x02, 0xa1, 0xef, 0x99, 0x09, 0x90, 0x62, 0x73,
2591 | },
2592 | 32, "PuChuangSiDa CT log" },
2593 | { (const uint8_t[]){
2594 | 0x53, 0x7b, 0x69, 0xa3, 0x56, 0x43, 0x35, 0xa9, 0xc0, 0x49, 0x04,
2595 | 0xe3, 0x95, 0x93, 0xb2, 0xc2, 0x98, 0xeb, 0x8d, 0x7a, 0x6e, 0x83,
2596 | 0x02, 0x36, 0x35, 0xc6, 0x27, 0x24, 0x8c, 0xd6, 0xb4, 0x40,
2597 | },
2598 | 32, "Nordu 'flimsy' log" },
2599 | { (const uint8_t[]){
2600 | 0xaa, 0xe7, 0x0b, 0x7f, 0x3c, 0xb8, 0xd5, 0x66, 0xc8, 0x6c, 0x2f,
2601 | 0x16, 0x97, 0x9c, 0x9f, 0x44, 0x5f, 0x69, 0xab, 0x0e, 0xb4, 0x53,
2602 | 0x55, 0x89, 0xb2, 0xf7, 0x7a, 0x03, 0x01, 0x04, 0xf3, 0xcd,
2603 | },
2604 | 32, "Nordu 'plausible' log" },
2605 | { (const uint8_t[]){
2606 | 0xcf, 0x55, 0xe2, 0x89, 0x23, 0x49, 0x7c, 0x34, 0x0d, 0x52, 0x06,
2607 | 0xd0, 0x53, 0x53, 0xae, 0xb2, 0x58, 0x34, 0xb5, 0x2f, 0x1f, 0x8d,
2608 | 0xc9, 0x52, 0x68, 0x09, 0xf2, 0x12, 0xef, 0xdd, 0x7c, 0xa6,
2609 | },
2610 | 32, "SHECA CT log 1" },
2611 | { (const uint8_t[]){
2612 | 0x32, 0xdc, 0x59, 0xc2, 0xd4, 0xc4, 0x19, 0x68, 0xd5, 0x6e, 0x14,
2613 | 0xbc, 0x61, 0xac, 0x8f, 0x0e, 0x45, 0xdb, 0x39, 0xfa, 0xf3, 0xc1,
2614 | 0x55, 0xaa, 0x42, 0x52, 0xf5, 0x00, 0x1f, 0xa0, 0xc6, 0x23,
2615 | },
2616 | 32, "SHECA CT log 2" },
2617 | { (const uint8_t[]){
2618 | 0x96, 0x06, 0xc0, 0x2c, 0x69, 0x00, 0x33, 0xaa, 0x1d, 0x14, 0x5f,
2619 | 0x59, 0xc6, 0xe2, 0x64, 0x8d, 0x05, 0x49, 0xf0, 0xdf, 0x96, 0xaa,
2620 | 0xb8, 0xdb, 0x91, 0x5a, 0x70, 0xd8, 0xec, 0xf3, 0x90, 0xa5,
2621 | },
2622 | 32, "Akamai CT Log" },
2623 | { (const uint8_t[]){
2624 | 0x39, 0x37, 0x6f, 0x54, 0x5f, 0x7b, 0x46, 0x07, 0xf5, 0x97, 0x42,
2625 | 0xd7, 0x68, 0xcd, 0x5d, 0x24, 0x37, 0xbf, 0x34, 0x73, 0xb6, 0x53,
2626 | 0x4a, 0x48, 0x34, 0xbc, 0xf7, 0x2e, 0x68, 0x1c, 0x83, 0xc9,
2627 | },
2628 | 32, "Alpha CT Log" },
2629 | { (const uint8_t[]){
2630 | 0xb0, 0xb7, 0x84, 0xbc, 0x81, 0xc0, 0xdd, 0xc4, 0x75, 0x44, 0xe8,
2631 | 0x83, 0xf0, 0x59, 0x85, 0xbb, 0x90, 0x77, 0xd1, 0x34, 0xd8, 0xab,
2632 | 0x88, 0xb2, 0xb2, 0xe5, 0x33, 0x98, 0x0b, 0x8e, 0x50, 0x8b,
2633 | },
2634 | 32, "Up In The Air 'Behind the Sofa' log" },
2635 | { (const uint8_t[]){
2636 | 0x47, 0x44, 0x47, 0x7c, 0x75, 0xde, 0x42, 0x6d, 0x5c, 0x44, 0xef,
2637 | 0xd4, 0xa9, 0x2c, 0x96, 0x77, 0x59, 0x7f, 0x65, 0x7a, 0x8f, 0xe0,
2638 | 0xca, 0xdb, 0xc6, 0xd6, 0x16, 0xed, 0xa4, 0x97, 0xc4, 0x25,
2639 | },
2640 | 32, "Qihoo 360 2020" },
2641 | { (const uint8_t[]){
2642 | 0xc6, 0xd7, 0xed, 0x9e, 0xdb, 0x8e, 0x74, 0xf0, 0xa7, 0x1b, 0x4d,
2643 | 0x4a, 0x98, 0x4b, 0xcb, 0xeb, 0xab, 0xbd, 0x28, 0xcc, 0x1f, 0xd7,
2644 | 0x63, 0x29, 0xe8, 0x87, 0x26, 0xcd, 0x4c, 0x25, 0x46, 0x63,
2645 | },
2646 | 32, "Qihoo 360 2021" },
2647 | { (const uint8_t[]){
2648 | 0x66, 0x3c, 0xb0, 0x9c, 0x1f, 0xcd, 0x9b, 0xaa, 0x62, 0x76, 0x3c,
2649 | 0xcb, 0x53, 0x4e, 0xec, 0x80, 0x58, 0x12, 0x28, 0x05, 0x07, 0xac,
2650 | 0x69, 0xa4, 0x5f, 0xcd, 0x38, 0xcf, 0x4c, 0xc7, 0x4c, 0xf1,
2651 | },
2652 | 32, "Qihoo 360 2022" },
2653 | { (const uint8_t[]){
2654 | 0xe2, 0x64, 0x7f, 0x6e, 0xda, 0x34, 0x05, 0x03, 0xc6, 0x4d, 0x4e,
2655 | 0x10, 0xa8, 0x69, 0x68, 0x1f, 0xde, 0x9c, 0x5a, 0x2c, 0xf3, 0xb3,
2656 | 0x2d, 0x5f, 0x20, 0x0b, 0x96, 0x36, 0x05, 0x90, 0x88, 0x23,
2657 | },
2658 | 32, "Qihoo 360 2023" },
2659 | { (const uint8_t[]){
2660 | 0xc5, 0xcf, 0xe5, 0x4b, 0x61, 0x51, 0xb4, 0x9b, 0x14, 0x2e, 0xd2,
2661 | 0x63, 0xbd, 0xe7, 0x32, 0x93, 0x36, 0x37, 0x99, 0x79, 0x95, 0x50,
2662 | 0xae, 0x44, 0x35, 0xcd, 0x1a, 0x69, 0x97, 0xc9, 0xc3, 0xc3,
2663 | },
2664 | 32, "Qihoo 360 v1 2020" },
2665 | { (const uint8_t[]){
2666 | 0x48, 0x14, 0x58, 0x7c, 0xf2, 0x8b, 0x08, 0xfe, 0x68, 0x3f, 0xd2,
2667 | 0xbc, 0xd9, 0x45, 0x99, 0x4c, 0x2e, 0xb7, 0x4c, 0x8a, 0xe8, 0xc8,
2668 | 0x7f, 0xce, 0x42, 0x9b, 0x7c, 0xd3, 0x1d, 0x51, 0xbd, 0xc4,
2669 | },
2670 | 32, "Qihoo 360 v1 2021" },
2671 | { (const uint8_t[]){
2672 | 0x49, 0x11, 0xb8, 0xd6, 0x14, 0xcf, 0xd3, 0xd9, 0x9f, 0x16, 0xd3,
2673 | 0x76, 0x54, 0x5e, 0xe1, 0xb8, 0xcc, 0xfc, 0x51, 0x1f, 0x50, 0x9f,
2674 | 0x08, 0x0b, 0xa0, 0xa0, 0x87, 0xd9, 0x1d, 0xfa, 0xee, 0xa9,
2675 | },
2676 | 32, "Qihoo 360 v1 2022" },
2677 | { (const uint8_t[]){
2678 | 0xb6, 0x74, 0x0b, 0x12, 0x00, 0x2e, 0x03, 0x3f, 0xd0, 0xe7, 0xe9,
2679 | 0x41, 0xf4, 0xba, 0x3e, 0xe1, 0xbf, 0xc1, 0x49, 0xb5, 0x24, 0xb4,
2680 | 0xcf, 0x62, 0x8d, 0x53, 0xef, 0xea, 0x1f, 0x40, 0x3a, 0x8d,
2681 | },
2682 | 32, "Qihoo 360 v1 2023" },
2683 | { (const uint8_t[]){
2684 | 0x2e, 0xd6, 0xa4, 0x4d, 0xeb, 0x8f, 0x0c, 0x86, 0x46, 0x67, 0x76,
2685 | 0x9c, 0x4e, 0xdd, 0x04, 0x1f, 0x84, 0x23, 0x67, 0x55, 0xfa, 0x3a,
2686 | 0xac, 0xa6, 0x34, 0xd0, 0x93, 0x5d, 0xfc, 0xd5, 0x9a, 0x70,
2687 | },
2688 | 32, "Bogus placeholder log to unbreak misbehaving CT libraries" },
2689 | { (const uint8_t[]){
2690 | 0x39, 0xb9, 0x87, 0x88, 0x28, 0x19, 0x5f, 0x3b, 0x2d, 0x0d, 0x1b,
2691 | 0x48, 0x14, 0xa3, 0xae, 0x8c, 0x0d, 0x01, 0xfe, 0x48, 0x62, 0x21,
2692 | 0xdd, 0x69, 0x39, 0x7d, 0x76, 0xf7, 0x85, 0x74, 0x11, 0xc3,
2693 | },
2694 | 32, "Merklemap 'CompactLog' log" },
2695 | { (const uint8_t[]){
2696 | 0xd2, 0xfc, 0x65, 0x2f, 0xa5, 0xf9, 0xb7, 0x38, 0xb8, 0x37, 0x55,
2697 | 0xfa, 0x5e, 0xb1, 0x5f, 0x0b, 0x45, 0x25, 0x3f, 0x4e, 0x8f, 0xa3,
2698 | 0xb9, 0xb6, 0x4f, 0xd4, 0xde, 0x56, 0x62, 0xd1, 0x87, 0x08,
2699 | },
2700 | 32, "Bogus RFC6962 log to avoid breaking misbehaving CT libraries" },
2701 | { NULL((void*)0), 0, NULL((void*)0) }
2702 | };
2703 |
2704 | /*
2705 | * Application-Layer Protocol Negotiation (ALPN) dissector tables.
2706 | */
2707 | static dissector_table_t ssl_alpn_dissector_table;
2708 | static dissector_table_t dtls_alpn_dissector_table;
2709 |
2710 | /*
2711 | * Special cases for prefix matching of the ALPN, if the ALPN includes
2712 | * a version number for a draft or protocol revision.
2713 | */
2714 | typedef struct ssl_alpn_prefix_match_protocol {
2715 | const char *proto_prefix;
2716 | const char *dissector_name;
2717 | } ssl_alpn_prefix_match_protocol_t;
2718 |
2719 | static const ssl_alpn_prefix_match_protocol_t ssl_alpn_prefix_match_protocols[] = {
2720 | /* SPDY moves so fast, just 1, 2 and 3 are registered with IANA but there
2721 | * already exists 3.1 as of this writing... match the prefix. */
2722 | { "spdy/", "spdy" },
2723 | /* draft-ietf-httpbis-http2-16 */
2724 | { "h2-", "http2" }, /* draft versions */
2725 | };
2726 |
2727 | const value_string compress_certificate_algorithm_vals[] = {
2728 | { 1, "zlib" },
2729 | { 2, "brotli" },
2730 | { 3, "zstd" },
2731 | { 0, NULL((void*)0) }
2732 | };
2733 |
2734 |
2735 | const val64_string quic_transport_parameter_id[] = {
2736 | { SSL_HND_QUIC_TP_ORIGINAL_DESTINATION_CONNECTION_ID0x00, "original_destination_connection_id" },
2737 | { SSL_HND_QUIC_TP_MAX_IDLE_TIMEOUT0x01, "max_idle_timeout" },
2738 | { SSL_HND_QUIC_TP_STATELESS_RESET_TOKEN0x02, "stateless_reset_token" },
2739 | { SSL_HND_QUIC_TP_MAX_UDP_PAYLOAD_SIZE0x03, "max_udp_payload_size" },
2740 | { SSL_HND_QUIC_TP_INITIAL_MAX_DATA0x04, "initial_max_data" },
2741 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL0x05, "initial_max_stream_data_bidi_local" },
2742 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE0x06, "initial_max_stream_data_bidi_remote" },
2743 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI0x07, "initial_max_stream_data_uni" },
2744 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_UNI0x09, "initial_max_streams_uni" },
2745 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_BIDI0x08, "initial_max_streams_bidi" },
2746 | { SSL_HND_QUIC_TP_ACK_DELAY_EXPONENT0x0a, "ack_delay_exponent" },
2747 | { SSL_HND_QUIC_TP_MAX_ACK_DELAY0x0b, "max_ack_delay" },
2748 | { SSL_HND_QUIC_TP_DISABLE_ACTIVE_MIGRATION0x0c, "disable_active_migration" },
2749 | { SSL_HND_QUIC_TP_PREFERRED_ADDRESS0x0d, "preferred_address" },
2750 | { SSL_HND_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT0x0e, "active_connection_id_limit" },
2751 | { SSL_HND_QUIC_TP_INITIAL_SOURCE_CONNECTION_ID0x0f, "initial_source_connection_id" },
2752 | { SSL_HND_QUIC_TP_RETRY_SOURCE_CONNECTION_ID0x10, "retry_source_connection_id" },
2753 | { SSL_HND_QUIC_TP_MAX_DATAGRAM_FRAME_SIZE0x20, "max_datagram_frame_size" },
2754 | { SSL_HND_QUIC_TP_CIBIR_ENCODING0x1000, "cibir_encoding" },
2755 | { SSL_HND_QUIC_TP_LOSS_BITS0x1057, "loss_bits" },
2756 | { SSL_HND_QUIC_TP_GREASE_QUIC_BIT0x2ab2, "grease_quic_bit" },
2757 | { SSL_HND_QUIC_TP_ENABLE_TIME_STAMP0x7157, "enable_time_stamp" },
2758 | { SSL_HND_QUIC_TP_ENABLE_TIME_STAMP_V20x7158, "enable_time_stamp_v2" },
2759 | { SSL_HND_QUIC_TP_VERSION_INFORMATION0x11, "version_information" },
2760 | { SSL_HND_QUIC_TP_VERSION_INFORMATION_DRAFT0xff73db, "version_information_draft" },
2761 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_OLD0xde1a, "min_ack_delay" },
2762 | { SSL_HND_QUIC_TP_GOOGLE_USER_AGENT0x3129, "google_user_agent" },
2763 | { SSL_HND_QUIC_TP_GOOGLE_KEY_UPDATE_NOT_YET_SUPPORTED0x312B, "google_key_update_not_yet_supported" },
2764 | { SSL_HND_QUIC_TP_GOOGLE_QUIC_VERSION0x4752, "google_quic_version" },
2765 | { SSL_HND_QUIC_TP_GOOGLE_INITIAL_RTT0x3127, "google_initial_rtt" },
2766 | { SSL_HND_QUIC_TP_GOOGLE_SUPPORT_HANDSHAKE_DONE0x312A, "google_support_handshake_done" },
2767 | { SSL_HND_QUIC_TP_GOOGLE_QUIC_PARAMS0x4751, "google_quic_params" },
2768 | { SSL_HND_QUIC_TP_GOOGLE_CONNECTION_OPTIONS0x3128, "google_connection_options" },
2769 | { SSL_HND_QUIC_TP_FACEBOOK_PARTIAL_RELIABILITY0xFF00, "facebook_partial_reliability" },
2770 | { SSL_HND_QUIC_TP_ADDRESS_DISCOVERY0x9f81a176, "address_discovery" },
2771 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT_V10xFF03DE1A, "min_ack_delay (draft-01)" },
2772 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT050xff04de1a, "min_ack_delay (draft-05)" },
2773 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY0xff04de1b, "min_ack_delay" },
2774 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT040x0f739bbc1b666d04, "enable_multipath (draft-04)" },
2775 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT050x0f739bbc1b666d05, "enable_multipath (draft-05)" },
2776 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH0x0f739bbc1b666d06, "enable_multipath (draft-06)" },
2777 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATHS0x0f739bbc1b666d07, "initial_max_paths (draft-07/08)" },
2778 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT090x0f739bbc1b666d09, "initial_max_path_id (draft-09/10)" },
2779 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT110x0f739bbc1b666d11, "initial_max_path_id (draft-11)" },
2780 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT120x0f739bbc1b666d0c, "initial_max_path_id (draft-12)" },
2781 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID0x0f739bbc1b666d0d, "initial_max_path_id" },
2782 | { 0, NULL((void*)0) }
2783 | };
2784 |
2785 | /* https://tools.ietf.org/html/draft-ietf-quic-address-discovery-00 */
2786 | const val64_string quic_address_discovery_vals[] = {
2787 | { 0, "The node is willing to provide address observations to its peer, but is not interested in receiving address observations itself" },
2788 | { 1, "The node is interested in receiving address observations, but it is not willing to provide address observations" },
2789 | { 2, "The node is interested in receiving address observations, and it is willing to provide address observations" },
2790 | { 0, NULL((void*)0) }
2791 | };
2792 |
2793 | /* https://tools.ietf.org/html/draft-huitema-quic-ts-03 */
2794 | const val64_string quic_enable_time_stamp_v2_vals[] = {
2795 | { 1, "I would like to receive TIME_STAMP frames" },
2796 | { 2, "I am able to generate TIME_STAMP frames" },
2797 | { 3, "I am able to generate TIME_STAMP frames and I would like to receive them" },
2798 | { 0, NULL((void*)0) }
2799 | };
2800 |
2801 | /* https://datatracker.ietf.org/doc/draft-ietf-quic-multipath/04/ */
2802 | const val64_string quic_enable_multipath_vals[] = {
2803 | { 0, "don't support multipath" },
2804 | { 1, "support multipath as defined in this document" },
2805 | { 0, NULL((void*)0) }
2806 | };
2807 |
2808 | /* https://www.ietf.org/archive/id/draft-ietf-tls-esni-16.txt */
2809 | const value_string tls_hello_ext_ech_clienthello_types[] = {
2810 | { 0, "Outer Client Hello" },
2811 | { 1, "Inner Client Hello" },
2812 | { 0, NULL((void*)0) }
2813 | };
2814 |
2815 | /* RFC 9180 */
2816 | const value_string kem_id_type_vals[] = {
2817 | { 0x0000, "Reserved" },
2818 | { 0x0010, "DHKEM(P-256, HKDF-SHA256)" },
2819 | { 0x0011, "DHKEM(P-384, HKDF-SHA384)" },
2820 | { 0x0012, "DHKEM(P-521, HKDF-SHA512)" },
2821 | { 0x0020, "DHKEM(X25519, HKDF-SHA256)" },
2822 | { 0x0021, "DHKEM(X448, HKDF-SHA512)" },
2823 | { 0, NULL((void*)0) }
2824 | };
2825 | const value_string kdf_id_type_vals[] = {
2826 | { 0x0000, "Reserved" },
2827 | { 0x0001, "HKDF-SHA256" },
2828 | { 0x0002, "HKDF-SHA384" },
2829 | { 0x0003, "HKDF-SHA512" },
2830 | { 0, NULL((void*)0) }
2831 | };
2832 | const value_string aead_id_type_vals[] = {
2833 | { 0x0000, "Reserved" },
2834 | { 0x0001, "AES-128-GCM" },
2835 | { 0x0002, "AES-256-GCM" },
2836 | { 0x0003, "ChaCha20Poly1305" },
2837 | { 0xFFFF, "Export-only" },
2838 | { 0, NULL((void*)0) }
2839 | };
2840 |
2841 | const value_string token_binding_key_parameter_vals[] = {
2842 | { 0, "rsa2048_pkcs1.5" },
2843 | { 1, "rsa2048_pss" },
2844 | { 2, "ecdsap256" },
2845 | { 0, NULL((void*)0) }
2846 | };
2847 |
2848 | /* Lookup tables }}} */
2849 |
2850 | void
2851 | quic_transport_parameter_id_base_custom(char *result, uint64_t parameter_id)
2852 | {
2853 | const char *label;
2854 | if (IS_GREASE_QUIC(parameter_id)((parameter_id) > 27 ? ((((parameter_id) - 27) % 31) == 0) : 0)) {
2855 | label = "GREASE";
2856 | } else {
2857 | label = val64_to_str_const(parameter_id, quic_transport_parameter_id, "Unknown");
2858 | }
2859 | snprintf(result, ITEM_LABEL_LENGTH240, "%s (0x%02" PRIx64"l" "x" ")", label, parameter_id);
2860 | }
2861 |
2862 | /* we keep this internal to packet-tls-utils, as there should be
2863 | no need to access it any other way.
2864 |
2865 | This also allows us to hide the dependency on zlib.
2866 | */
2867 | struct _SslDecompress {
2868 | int compression;
2869 | #ifdef USE_ZLIB_OR_ZLIBNG
2870 | zlib_stream istream;
2871 | #endif
2872 | };
2873 |
2874 | /* To assist in parsing client/server key exchange messages
2875 | 0 indicates unknown */
2876 | int ssl_get_keyex_alg(int cipher)
2877 | {
2878 | /* Map Cipher suite number to Key Exchange algorithm {{{ */
2879 | switch(cipher) {
2880 | case 0x0017:
2881 | case 0x0018:
2882 | case 0x0019:
2883 | case 0x001a:
2884 | case 0x001b:
2885 | case 0x0034:
2886 | case 0x003a:
2887 | case 0x0046:
2888 | case 0x006c:
2889 | case 0x006d:
2890 | case 0x0089:
2891 | case 0x009b:
2892 | case 0x00a6:
2893 | case 0x00a7:
2894 | case 0x00bf:
2895 | case 0x00c5:
2896 | case 0xc084:
2897 | case 0xc085:
2898 | return KEX_DH_ANON0x13;
2899 | case 0x000b:
2900 | case 0x000c:
2901 | case 0x000d:
2902 | case 0x0030:
2903 | case 0x0036:
2904 | case 0x003e:
2905 | case 0x0042:
2906 | case 0x0068:
2907 | case 0x0085:
2908 | case 0x0097:
2909 | case 0x00a4:
2910 | case 0x00a5:
2911 | case 0x00bb:
2912 | case 0x00c1:
2913 | case 0xc082:
2914 | case 0xc083:
2915 | return KEX_DH_DSS0x14;
2916 | case 0x000e:
2917 | case 0x000f:
2918 | case 0x0010:
2919 | case 0x0031:
2920 | case 0x0037:
2921 | case 0x003f:
2922 | case 0x0043:
2923 | case 0x0069:
2924 | case 0x0086:
2925 | case 0x0098:
2926 | case 0x00a0:
2927 | case 0x00a1:
2928 | case 0x00bc:
2929 | case 0x00c2:
2930 | case 0xc07e:
2931 | case 0xc07f:
2932 | return KEX_DH_RSA0x15;
2933 | case 0x0011:
2934 | case 0x0012:
2935 | case 0x0013:
2936 | case 0x0032:
2937 | case 0x0038:
2938 | case 0x0040:
2939 | case 0x0044:
2940 | case 0x0063:
2941 | case 0x0065:
2942 | case 0x0066:
2943 | case 0x006a:
2944 | case 0x0087:
2945 | case 0x0099:
2946 | case 0x00a2:
2947 | case 0x00a3:
2948 | case 0x00bd:
2949 | case 0x00c3:
2950 | case 0xc080:
2951 | case 0xc081:
2952 | return KEX_DHE_DSS0x10;
2953 | case 0x002d:
2954 | case 0x008e:
2955 | case 0x008f:
2956 | case 0x0090:
2957 | case 0x0091:
2958 | case 0x00aa:
2959 | case 0x00ab:
2960 | case 0x00b2:
2961 | case 0x00b3:
2962 | case 0x00b4:
2963 | case 0x00b5:
2964 | case 0xc090:
2965 | case 0xc091:
2966 | case 0xc096:
2967 | case 0xc097:
2968 | case 0xc0a6:
2969 | case 0xc0a7:
2970 | case 0xc0aa:
2971 | case 0xc0ab:
2972 | case 0xccad:
2973 | case 0xe41c:
2974 | case 0xe41d:
2975 | return KEX_DHE_PSK0x11;
2976 | case 0x0014:
2977 | case 0x0015:
2978 | case 0x0016:
2979 | case 0x0033:
2980 | case 0x0039:
2981 | case 0x0045:
2982 | case 0x0067:
2983 | case 0x006b:
2984 | case 0x0088:
2985 | case 0x009a:
2986 | case 0x009e:
2987 | case 0x009f:
2988 | case 0x00be:
2989 | case 0x00c4:
2990 | case 0xc07c:
2991 | case 0xc07d:
2992 | case 0xc09e:
2993 | case 0xc09f:
2994 | case 0xc0a2:
2995 | case 0xc0a3:
2996 | case 0xccaa:
2997 | case 0xe41e:
2998 | case 0xe41f:
2999 | return KEX_DHE_RSA0x12;
3000 | case 0xc015:
3001 | case 0xc016:
3002 | case 0xc017:
3003 | case 0xc018:
3004 | case 0xc019:
3005 | return KEX_ECDH_ANON0x19;
3006 | case 0xc001:
3007 | case 0xc002:
3008 | case 0xc003:
3009 | case 0xc004:
3010 | case 0xc005:
3011 | case 0xc025:
3012 | case 0xc026:
3013 | case 0xc02d:
3014 | case 0xc02e:
3015 | case 0xc074:
3016 | case 0xc075:
3017 | case 0xc088:
3018 | case 0xc089:
3019 | return KEX_ECDH_ECDSA0x1a;
3020 | case 0xc00b:
3021 | case 0xc00c:
3022 | case 0xc00d:
3023 | case 0xc00e:
3024 | case 0xc00f:
3025 | case 0xc029:
3026 | case 0xc02a:
3027 | case 0xc031:
3028 | case 0xc032:
3029 | case 0xc078:
3030 | case 0xc079:
3031 | case 0xc08c:
3032 | case 0xc08d:
3033 | return KEX_ECDH_RSA0x1b;
3034 | case 0xc006:
3035 | case 0xc007:
3036 | case 0xc008:
3037 | case 0xc009:
3038 | case 0xc00a:
3039 | case 0xc023:
3040 | case 0xc024:
3041 | case 0xc02b:
3042 | case 0xc02c:
3043 | case 0xc072:
3044 | case 0xc073:
3045 | case 0xc086:
3046 | case 0xc087:
3047 | case 0xc0ac:
3048 | case 0xc0ad:
3049 | case 0xc0ae:
3050 | case 0xc0af:
3051 | case 0xcca9:
3052 | case 0xe414:
3053 | case 0xe415:
3054 | return KEX_ECDHE_ECDSA0x16;
3055 | case 0xc033:
3056 | case 0xc034:
3057 | case 0xc035:
3058 | case 0xc036:
3059 | case 0xc037:
3060 | case 0xc038:
3061 | case 0xc039:
3062 | case 0xc03a:
3063 | case 0xc03b:
3064 | case 0xc09a:
3065 | case 0xc09b:
3066 | case 0xccac:
3067 | case 0xe418:
3068 | case 0xe419:
3069 | case 0xd001:
3070 | case 0xd002:
3071 | case 0xd003:
3072 | case 0xd005:
3073 | return KEX_ECDHE_PSK0x17;
3074 | case 0xc010:
3075 | case 0xc011:
3076 | case 0xc012:
3077 | case 0xc013:
3078 | case 0xc014:
3079 | case 0xc027:
3080 | case 0xc028:
3081 | case 0xc02f:
3082 | case 0xc030:
3083 | case 0xc076:
3084 | case 0xc077:
3085 | case 0xc08a:
3086 | case 0xc08b:
3087 | case 0xcca8:
3088 | case 0xe412:
3089 | case 0xe413:
3090 | return KEX_ECDHE_RSA0x18;
3091 | case 0x001e:
3092 | case 0x001f:
3093 | case 0x0020:
3094 | case 0x0021:
3095 | case 0x0022:
3096 | case 0x0023:
3097 | case 0x0024:
3098 | case 0x0025:
3099 | case 0x0026:
3100 | case 0x0027:
3101 | case 0x0028:
3102 | case 0x0029:
3103 | case 0x002a:
3104 | case 0x002b:
3105 | return KEX_KRB50x1c;
3106 | case 0x002c:
3107 | case 0x008a:
3108 | case 0x008b:
3109 | case 0x008c:
3110 | case 0x008d:
3111 | case 0x00a8:
3112 | case 0x00a9:
3113 | case 0x00ae:
3114 | case 0x00af:
3115 | case 0x00b0:
3116 | case 0x00b1:
3117 | case 0xc064:
3118 | case 0xc065:
3119 | case 0xc08e:
3120 | case 0xc08f:
3121 | case 0xc094:
3122 | case 0xc095:
3123 | case 0xc0a4:
3124 | case 0xc0a5:
3125 | case 0xc0a8:
3126 | case 0xc0a9:
3127 | case 0xccab:
3128 | case 0xe416:
3129 | case 0xe417:
3130 | return KEX_PSK0x1d;
3131 | case 0x0001:
3132 | case 0x0002:
3133 | case 0x0003:
3134 | case 0x0004:
3135 | case 0x0005:
3136 | case 0x0006:
3137 | case 0x0007:
3138 | case 0x0008:
3139 | case 0x0009:
3140 | case 0x000a:
3141 | case 0x002f:
3142 | case 0x0035:
3143 | case 0x003b:
3144 | case 0x003c:
3145 | case 0x003d:
3146 | case 0x0041:
3147 | case 0x0060:
3148 | case 0x0061:
3149 | case 0x0062:
3150 | case 0x0064:
3151 | case 0x0084:
3152 | case 0x0096:
3153 | case 0x009c:
3154 | case 0x009d:
3155 | case 0x00ba:
3156 | case 0x00c0:
3157 | case 0xc07a:
3158 | case 0xc07b:
3159 | case 0xc09c:
3160 | case 0xc09d:
3161 | case 0xc0a0:
3162 | case 0xc0a1:
3163 | case 0xe410:
3164 | case 0xe411:
3165 | case 0xfefe:
3166 | case 0xfeff:
3167 | case 0xffe0:
3168 | case 0xffe1:
3169 | return KEX_RSA0x1e;
3170 | case 0x002e:
3171 | case 0x0092:
3172 | case 0x0093:
3173 | case 0x0094:
3174 | case 0x0095:
3175 | case 0x00ac:
3176 | case 0x00ad:
3177 | case 0x00b6:
3178 | case 0x00b7:
3179 | case 0x00b8:
3180 | case 0x00b9:
3181 | case 0xc092:
3182 | case 0xc093:
3183 | case 0xc098:
3184 | case 0xc099:
3185 | case 0xccae:
3186 | case 0xe41a:
3187 | case 0xe41b:
3188 | return KEX_RSA_PSK0x1f;
3189 | case 0xc01a:
3190 | case 0xc01d:
3191 | case 0xc020:
3192 | return KEX_SRP_SHA0x20;
3193 | case 0xc01c:
3194 | case 0xc01f:
3195 | case 0xc022:
3196 | return KEX_SRP_SHA_DSS0x21;
3197 | case 0xc01b:
3198 | case 0xc01e:
3199 | case 0xc021:
3200 | return KEX_SRP_SHA_RSA0x22;
3201 | case 0xc0ff:
3202 | return KEX_ECJPAKE0x24;
3203 | case 0xe003:
3204 | case 0xe013:
3205 | case 0xe053:
3206 | return KEX_ECC_SM20x26;
3207 | default:
3208 | break;
3209 | }
3210 |
3211 | return 0;
3212 | /* }}} */
3213 | }
3214 |
3215 | static wmem_list_t *connection_id_session_list;
3216 |
3217 | void
3218 | ssl_init_cid_list(void) {
3219 | connection_id_session_list = wmem_list_new(wmem_file_scope());
3220 | }
3221 |
3222 | void
3223 | ssl_cleanup_cid_list(void) {
3224 | wmem_destroy_list(connection_id_session_list);
3225 | }
3226 |
3227 | void
3228 | ssl_add_session_by_cid(SslDecryptSession *session)
3229 | {
3230 | wmem_list_append(connection_id_session_list, session);
3231 | }
3232 |
3233 | SslDecryptSession *
3234 | ssl_get_session_by_cid(tvbuff_t *tvb, uint32_t offset)
3235 | {
3236 | SslDecryptSession * ssl_cid = NULL((void*)0);
3237 | wmem_list_frame_t *it = wmem_list_head(connection_id_session_list);
3238 |
3239 | while (it != NULL((void*)0) && ssl_cid == NULL((void*)0)) {
3240 | SslDecryptSession * ssl = (SslDecryptSession *)wmem_list_frame_data(it);
3241 | DISSECTOR_ASSERT(ssl != NULL)((void) ((ssl != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 3241, "ssl != ((void*)0)"))));
3242 | SslSession *session = &ssl->session;
3243 |
3244 | if (session->client_cid_len > 0 && tvb_bytes_exist(tvb, offset, session->client_cid_len)) {
3245 | if (tvb_memeql(tvb, offset, session->client_cid, session->client_cid_len) == 0) {
3246 | ssl_cid = ssl;
3247 | }
3248 | }
3249 |
3250 | if (session->server_cid_len > 0) {
3251 | if (tvb_memeql(tvb, offset, session->server_cid, session->server_cid_len) == 0) {
3252 | ssl_cid = ssl;
3253 | }
3254 | }
3255 |
3256 | it = wmem_list_frame_next(it);
3257 | }
3258 |
3259 | return ssl_cid;
3260 | }
3261 |
3262 | /* StringInfo structure (len + data) functions {{{ */
3263 |
3264 | int
3265 | ssl_data_alloc(StringInfo* str, size_t len)
3266 | {
3267 | str->data = (unsigned char *)g_malloc(len);
22 | ← | Memory is allocated | →
3268 | /* the allocator can return a null pointer for a size equal to 0,
3269 | * and that must be allowed */
3270 | if (len
22.1 | 'len' is > 0
> 0 && !str->data)
23 | ← | Assuming field 'data' is non-null | →
24 | ← | Taking false branch | →
3271 | return -1;
3272 | str->data_len = (unsigned) len;
3273 | return 0;
3274 | }
3275 |
3276 | void
3277 | ssl_data_set(StringInfo* str, const unsigned char* data, unsigned len)
3278 | {
3279 | DISSECTOR_ASSERT(data)((void) ((data) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 3279, "data"))));
3280 | memcpy(str->data, data, len);
3281 | str->data_len = len;
3282 | }
3283 |
3284 | static int
3285 | ssl_data_realloc(StringInfo* str, unsigned len)
3286 | {
3287 | str->data = (unsigned char *)g_realloc(str->data, len);
3288 | if (!str->data)
3289 | return -1;
3290 | str->data_len = len;
3291 | return 0;
3292 | }
3293 |
3294 | static StringInfo *
3295 | ssl_data_clone(StringInfo *str)
3296 | {
3297 | StringInfo *cloned_str;
3298 | cloned_str = (StringInfo *) wmem_alloc0(wmem_file_scope(),
3299 | sizeof(StringInfo) + str->data_len);
3300 | cloned_str->data = (unsigned char *) (cloned_str + 1);
3301 | ssl_data_set(cloned_str, str->data, str->data_len);
3302 | return cloned_str;
3303 | }
3304 |
3305 | static int
3306 | ssl_data_copy(StringInfo* dst, StringInfo* src)
3307 | {
3308 | if (dst->data_len < src->data_len) {
3309 | if (ssl_data_realloc(dst, src->data_len))
3310 | return -1;
3311 | }
3312 | memcpy(dst->data, src->data, src->data_len);
3313 | dst->data_len = src->data_len;
3314 | return 0;
3315 | }
3316 |
3317 | /* from_hex converts |hex_len| bytes of hex data from |in| and sets |*out| to
3318 | * the result. |out->data| will be allocated using wmem_file_scope. Returns true on
3319 | * success. */
3320 | static bool_Bool from_hex(StringInfo* out, const char* in, size_t hex_len) {
3321 | size_t i;
3322 |
3323 | if (hex_len & 1)
3324 | return false0;
3325 |
3326 | out->data = (unsigned char *)wmem_alloc(wmem_file_scope(), hex_len / 2);
3327 | for (i = 0; i < hex_len / 2; i++) {
3328 | int a = ws_xton(in[i*2]);
3329 | int b = ws_xton(in[i*2 + 1]);
3330 | if (a == -1 || b == -1)
3331 | return false0;
3332 | out->data[i] = a << 4 | b;
3333 | }
3334 | out->data_len = (unsigned)hex_len / 2;
3335 | return true1;
3336 | }
3337 | /* StringInfo structure (len + data) functions }}} */
3338 |
3339 |
3340 | /* libgcrypt wrappers for HMAC/message digest operations {{{ */
3341 | /* hmac abstraction layer */
3342 | #define SSL_HMACgcry_md_hd_t gcry_md_hd_t
3343 |
3344 | static inline int
3345 | ssl_hmac_init(SSL_HMACgcry_md_hd_t* md, int algo)
3346 | {
3347 | gcry_error_t err;
3348 | const char *err_str, *err_src;
3349 |
3350 | err = gcry_md_open(md,algo, GCRY_MD_FLAG_HMAC);
3351 | if (err != 0) {
3352 | err_str = gcry_strerror(err);
3353 | err_src = gcry_strsource(err);
3354 | ssl_debug_printf("ssl_hmac_init(): gcry_md_open failed %s/%s", err_str, err_src);
3355 | return -1;
3356 | }
3357 | return 0;
3358 | }
3359 |
3360 | static inline int
3361 | ssl_hmac_setkey(SSL_HMACgcry_md_hd_t* md, const void * key, int len)
3362 | {
3363 | gcry_error_t err;
3364 | const char *err_str, *err_src;
3365 |
3366 | err = gcry_md_setkey (*(md), key, len);
3367 | if (err != 0) {
3368 | err_str = gcry_strerror(err);
3369 | err_src = gcry_strsource(err);
3370 | ssl_debug_printf("ssl_hmac_setkey(): gcry_md_setkey failed %s/%s", err_str, err_src);
3371 | return -1;
3372 | }
3373 | return 0;
3374 | }
3375 |
3376 | static inline int
3377 | ssl_hmac_reset(SSL_HMACgcry_md_hd_t* md)
3378 | {
3379 | gcry_md_reset(*md);
3380 | return 0;
3381 | }
3382 |
3383 | static inline void
3384 | ssl_hmac_update(SSL_HMACgcry_md_hd_t* md, const void* data, int len)
3385 | {
3386 | gcry_md_write(*(md), data, len);
3387 | }
3388 | static inline void
3389 | ssl_hmac_final(SSL_HMACgcry_md_hd_t* md, unsigned char* data, unsigned* datalen)
3390 | {
3391 | int algo;
3392 | unsigned len;
3393 |
3394 | algo = gcry_md_get_algo (*(md));
3395 | len = gcry_md_get_algo_dlen(algo);
3396 | DISSECTOR_ASSERT(len <= *datalen)((void) ((len <= *datalen) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 3396, "len <= *datalen"))));
3397 | memcpy(data, gcry_md_read(*(md), algo), len);
3398 | *datalen = len;
3399 | }
3400 | static inline void
3401 | ssl_hmac_cleanup(SSL_HMACgcry_md_hd_t* md)
3402 | {
3403 | gcry_md_close(*(md));
3404 | }
3405 |
3406 | /* message digest abstraction layer*/
3407 | #define SSL_MDgcry_md_hd_t gcry_md_hd_t
3408 |
3409 | static inline int
3410 | ssl_md_init(SSL_MDgcry_md_hd_t* md, int algo)
3411 | {
3412 | gcry_error_t err;
3413 | const char *err_str, *err_src;
3414 | err = gcry_md_open(md,algo, 0);
3415 | if (err != 0) {
3416 | err_str = gcry_strerror(err);
3417 | err_src = gcry_strsource(err);
3418 | ssl_debug_printf("ssl_md_init(): gcry_md_open failed %s/%s", err_str, err_src);
3419 | return -1;
3420 | }
3421 | return 0;
3422 | }
3423 | static inline void
3424 | ssl_md_update(SSL_MDgcry_md_hd_t* md, unsigned char* data, int len)
3425 | {
3426 | gcry_md_write(*(md), data, len);
3427 | }
3428 | static inline void
3429 | ssl_md_final(SSL_MDgcry_md_hd_t* md, unsigned char* data, unsigned* datalen)
3430 | {
3431 | int algo;
3432 | int len;
3433 | algo = gcry_md_get_algo (*(md));
3434 | len = gcry_md_get_algo_dlen (algo);
3435 | memcpy(data, gcry_md_read(*(md), algo), len);
3436 | *datalen = len;
3437 | }
3438 | static inline void
3439 | ssl_md_cleanup(SSL_MDgcry_md_hd_t* md)
3440 | {
3441 | gcry_md_close(*(md));
3442 | }
3443 |
3444 | static inline void
3445 | ssl_md_reset(SSL_MDgcry_md_hd_t* md)
3446 | {
3447 | gcry_md_reset(*md);
3448 | }
3449 |
3450 | /* md5 /sha abstraction layer */
3451 | #define SSL_SHA_CTXgcry_md_hd_t gcry_md_hd_t
3452 | #define SSL_MD5_CTXgcry_md_hd_t gcry_md_hd_t
3453 |
3454 | static inline int
3455 | ssl_sha_init(SSL_SHA_CTXgcry_md_hd_t* md)
3456 | {
3457 | gcry_error_t err;
3458 | const char *err_str, *err_src;
3459 | err = gcry_md_open(md, GCRY_MD_SHA1, 0);
3460 | if (err != 0) {
3461 | err_str = gcry_strerror(err);
3462 | err_src = gcry_strsource(err);
3463 | ssl_debug_printf("ssl_sha_init(): gcry_md_open failed %s/%s", err_str, err_src);
3464 | return -1;
3465 | }
3466 | return 0;
3467 | }
3468 | static inline void
3469 | ssl_sha_update(SSL_SHA_CTXgcry_md_hd_t* md, unsigned char* data, int len)
3470 | {
3471 | gcry_md_write(*(md), data, len);
3472 | }
3473 | static inline void
3474 | ssl_sha_final(unsigned char* buf, SSL_SHA_CTXgcry_md_hd_t* md)
3475 | {
3476 | memcpy(buf, gcry_md_read(*(md), GCRY_MD_SHA1),
3477 | gcry_md_get_algo_dlen(GCRY_MD_SHA1));
3478 | }
3479 |
3480 | static inline void
3481 | ssl_sha_reset(SSL_SHA_CTXgcry_md_hd_t* md)
3482 | {
3483 | gcry_md_reset(*md);
3484 | }
3485 |
3486 | static inline void
3487 | ssl_sha_cleanup(SSL_SHA_CTXgcry_md_hd_t* md)
3488 | {
3489 | gcry_md_close(*(md));
3490 | }
3491 |
3492 | static inline int
3493 | ssl_md5_init(SSL_MD5_CTXgcry_md_hd_t* md)
3494 | {
3495 | gcry_error_t err;
3496 | const char *err_str, *err_src;
3497 | err = gcry_md_open(md,GCRY_MD_MD5, 0);
3498 | if (err != 0) {
3499 | err_str = gcry_strerror(err);
3500 | err_src = gcry_strsource(err);
3501 | ssl_debug_printf("ssl_md5_init(): gcry_md_open failed %s/%s", err_str, err_src);
3502 | return -1;
3503 | }
3504 | return 0;
3505 | }
3506 | static inline void
3507 | ssl_md5_update(SSL_MD5_CTXgcry_md_hd_t* md, unsigned char* data, int len)
3508 | {
3509 | gcry_md_write(*(md), data, len);
3510 | }
3511 | static inline void
3512 | ssl_md5_final(unsigned char* buf, SSL_MD5_CTXgcry_md_hd_t* md)
3513 | {
3514 | memcpy(buf, gcry_md_read(*(md), GCRY_MD_MD5),
3515 | gcry_md_get_algo_dlen(GCRY_MD_MD5));
3516 | }
3517 |
3518 | static inline void
3519 | ssl_md5_reset(SSL_MD5_CTXgcry_md_hd_t* md)
3520 | {
3521 | gcry_md_reset(*md);
3522 | }
3523 |
3524 | static inline void
3525 | ssl_md5_cleanup(SSL_MD5_CTXgcry_md_hd_t* md)
3526 | {
3527 | gcry_md_close(*(md));
3528 | }
3529 | /* libgcrypt wrappers for HMAC/message digest operations }}} */
3530 |
3531 | /* libgcrypt wrappers for Cipher state manipulation {{{ */
3532 | int
3533 | ssl_cipher_setiv(SSL_CIPHER_CTXgcry_cipher_hd_t *cipher, unsigned char* iv, int iv_len)
3534 | {
3535 | int ret;
3536 | #if 0
3537 | unsigned char *ivp;
3538 | int i;
3539 | gcry_cipher_hd_t c;
3540 | c=(gcry_cipher_hd_t)*cipher;
3541 | #endif
3542 | ssl_debug_printf("--------------------------------------------------------------------");
3543 | #if 0
3544 | for(ivp=c->iv,i=0; i < iv_len; i++ )
3545 | {
3546 | ssl_debug_printf("%d ",ivp[i]);
3547 | i++;
3548 | }
3549 | #endif
3550 | ssl_debug_printf("--------------------------------------------------------------------");
3551 | ret = gcry_cipher_setiv(*(cipher), iv, iv_len);
3552 | #if 0
3553 | for(ivp=c->iv,i=0; i < iv_len; i++ )
3554 | {
3555 | ssl_debug_printf("%d ",ivp[i]);
3556 | i++;
3557 | }
3558 | #endif
3559 | ssl_debug_printf("--------------------------------------------------------------------");
3560 | return ret;
3561 | }
3562 | /* stream cipher abstraction layer*/
3563 | static int
3564 | ssl_cipher_init(gcry_cipher_hd_t *cipher, int algo, unsigned char* sk,
3565 | unsigned char* iv, int mode)
3566 | {
3567 | int gcry_modes[] = {
3568 | GCRY_CIPHER_MODE_STREAM,
3569 | GCRY_CIPHER_MODE_CBC,
3570 | GCRY_CIPHER_MODE_GCM,
3571 | GCRY_CIPHER_MODE_CCM,
3572 | GCRY_CIPHER_MODE_CCM,
3573 | GCRY_CIPHER_MODE_POLY1305,
3574 | GCRY_CIPHER_MODE_ECB, /* used for DTLSv1.3 seq number encryption */
3575 | };
3576 | int err;
3577 | if (algo == -1) {
3578 | /* NULL mode */
3579 | *(cipher) = (gcry_cipher_hd_t)-1;
3580 | return 0;
3581 | }
3582 | err = gcry_cipher_open(cipher, algo, gcry_modes[mode], 0);
3583 | if (err !=0)
3584 | return -1;
3585 | err = gcry_cipher_setkey(*(cipher), sk, gcry_cipher_get_algo_keylen (algo));
3586 | if (err != 0)
3587 | return -1;
3588 | /* AEAD cipher suites will set the nonce later. */
3589 | if (mode == MODE_CBC) {
3590 | err = gcry_cipher_setiv(*(cipher), iv, gcry_cipher_get_algo_blklen(algo));
3591 | if (err != 0)
3592 | return -1;
3593 | }
3594 | return 0;
3595 | }
3596 | static inline int
3597 | ssl_cipher_decrypt(gcry_cipher_hd_t *cipher, unsigned char * out, int outl,
3598 | const unsigned char * in, int inl)
3599 | {
3600 | if ((*cipher) == (gcry_cipher_hd_t)-1)
3601 | {
3602 | if (in && inl)
3603 | memcpy(out, in, outl < inl ? outl : inl);
3604 | return 0;
3605 | }
3606 | return gcry_cipher_decrypt ( *(cipher), out, outl, in, inl);
3607 | }
3608 | static inline int
3609 | ssl_get_digest_by_name(const char*name)
3610 | {
3611 | return gcry_md_map_name(name);
3612 | }
3613 | static inline int
3614 | ssl_get_cipher_by_name(const char* name)
3615 | {
3616 | return gcry_cipher_map_name(name);
3617 | }
3618 |
3619 | static inline void
3620 | ssl_cipher_cleanup(gcry_cipher_hd_t *cipher)
3621 | {
3622 | if ((*cipher) != (gcry_cipher_hd_t)-1)
3623 | gcry_cipher_close(*cipher);
3624 | *cipher = NULL((void*)0);
3625 | }
3626 | /* }}} */
3627 |
3628 | /* Digests, Ciphers and Cipher Suites registry {{{ */
3629 | static const SslDigestAlgo digests[]={
3630 | {"MD5", 16},
3631 | {"SHA1", 20},
3632 | {"SHA256", 32},
3633 | {"SHA384", 48},
3634 | {"SM3", 32},
3635 | {"Not Applicable", 0},
3636 | };
3637 |
3638 | #define DIGEST_MAX_SIZE48 48
3639 |
3640 | /* get index digest index */
3641 | static const SslDigestAlgo *
3642 | ssl_cipher_suite_dig(const SslCipherSuite *cs) {
3643 | if (!cs || cs->dig < DIG_MD50x40 || cs->dig > DIG_NA0x45) {
3644 | return &digests[DIG_NA0x45 - DIG_MD50x40];
3645 | }
3646 | return &digests[cs->dig - DIG_MD50x40];
3647 | }
3648 |
3649 | static const char *ciphers[]={
3650 | "DES",
3651 | "3DES",
3652 | "ARCFOUR", /* libgcrypt does not support rc4, but this should be 100% compatible*/
3653 | "RFC2268_128", /* libgcrypt name for RC2 with a 128-bit key */
3654 | "IDEA",
3655 | "AES",
3656 | "AES256",
3657 | "CAMELLIA128",
3658 | "CAMELLIA256",
3659 | "SEED",
3660 | "CHACHA20", /* since Libgcrypt 1.7.0 */
3661 | "SM1",
3662 | "SM4",
3663 | "*UNKNOWN*"
3664 | };
3665 |
3666 | static const SslCipherSuite cipher_suites[]={
3667 | {0x0001,KEX_RSA0x1e, ENC_NULL0x3D, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_WITH_NULL_MD5 */
3668 | {0x0002,KEX_RSA0x1e, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_WITH_NULL_SHA */
3669 | {0x0003,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */
3670 | {0x0004,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_WITH_RC4_128_MD5 */
3671 | {0x0005,KEX_RSA0x1e, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_WITH_RC4_128_SHA */
3672 | {0x0006,KEX_RSA0x1e, ENC_RC20x33, DIG_MD50x40, MODE_CBC }, /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */
3673 | {0x0007,KEX_RSA0x1e, ENC_IDEA0x34, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_IDEA_CBC_SHA */
3674 | {0x0008,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */
3675 | {0x0009,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_DES_CBC_SHA */
3676 | {0x000A,KEX_RSA0x1e, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_3DES_EDE_CBC_SHA */
3677 | {0x000B,KEX_DH_DSS0x14, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */
3678 | {0x000C,KEX_DH_DSS0x14, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_DES_CBC_SHA */
3679 | {0x000D,KEX_DH_DSS0x14, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA */
3680 | {0x000E,KEX_DH_RSA0x15, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */
3681 | {0x000F,KEX_DH_RSA0x15, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_DES_CBC_SHA */
3682 | {0x0010,KEX_DH_RSA0x15, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA */
3683 | {0x0011,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */
3684 | {0x0012,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_DES_CBC_SHA */
3685 | {0x0013,KEX_DHE_DSS0x10, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA */
3686 | {0x0014,KEX_DHE_RSA0x12, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */
3687 | {0x0015,KEX_DHE_RSA0x12, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_DES_CBC_SHA */
3688 | {0x0016,KEX_DHE_RSA0x12, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA */
3689 | {0x0017,KEX_DH_ANON0x13, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */
3690 | {0x0018,KEX_DH_ANON0x13, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_DH_anon_WITH_RC4_128_MD5 */
3691 | {0x0019,KEX_DH_ANON0x13, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */
3692 | {0x001A,KEX_DH_ANON0x13, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_DES_CBC_SHA */
3693 | {0x001B,KEX_DH_ANON0x13, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_3DES_EDE_CBC_SHA */
3694 | {0x002C,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA */
3695 | {0x002D,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA */
3696 | {0x002E,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA */
3697 | {0x002F,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_AES_128_CBC_SHA */
3698 | {0x0030,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_128_CBC_SHA */
3699 | {0x0031,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_128_CBC_SHA */
3700 | {0x0032,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA */
3701 | {0x0033,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA */
3702 | {0x0034,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_AES_128_CBC_SHA */
3703 | {0x0035,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_AES_256_CBC_SHA */
3704 | {0x0036,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_256_CBC_SHA */
3705 | {0x0037,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_256_CBC_SHA */
3706 | {0x0038,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA */
3707 | {0x0039,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA */
3708 | {0x003A,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_AES_256_CBC_SHA */
3709 | {0x003B,KEX_RSA0x1e, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_RSA_WITH_NULL_SHA256 */
3710 | {0x003C,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_AES_128_CBC_SHA256 */
3711 | {0x003D,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_AES_256_CBC_SHA256 */
3712 | {0x003E,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_128_CBC_SHA256 */
3713 | {0x003F,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_128_CBC_SHA256 */
3714 | {0x0040,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 */
3715 | {0x0041,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA */
3716 | {0x0042,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA */
3717 | {0x0043,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA */
3718 | {0x0044,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA */
3719 | {0x0045,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA */
3720 | {0x0046,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA */
3721 | {0x0060,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC4_56_MD5 */
3722 | {0x0061,KEX_RSA0x1e, ENC_RC20x33, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5 */
3723 | {0x0062,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA */
3724 | {0x0063,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA */
3725 | {0x0064,KEX_RSA0x1e, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC4_56_SHA */
3726 | {0x0065,KEX_DHE_DSS0x10, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA */
3727 | {0x0066,KEX_DHE_DSS0x10, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_DSS_WITH_RC4_128_SHA */
3728 | {0x0067,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 */
3729 | {0x0068,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_256_CBC_SHA256 */
3730 | {0x0069,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_256_CBC_SHA256 */
3731 | {0x006A,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA256 */
3732 | {0x006B,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 */
3733 | {0x006C,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_AES_128_CBC_SHA256 */
3734 | {0x006D,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_AES_256_CBC_SHA256 */
3735 | {0x0084,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA */
3736 | {0x0085,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA */
3737 | {0x0086,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA */
3738 | {0x0087,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA */
3739 | {0x0088,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA */
3740 | {0x0089,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA */
3741 | {0x008A,KEX_PSK0x1d, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_PSK_WITH_RC4_128_SHA */
3742 | {0x008B,KEX_PSK0x1d, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_3DES_EDE_CBC_SHA */
3743 | {0x008C,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_AES_128_CBC_SHA */
3744 | {0x008D,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_AES_256_CBC_SHA */
3745 | {0x008E,KEX_DHE_PSK0x11, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_PSK_WITH_RC4_128_SHA */
3746 | {0x008F,KEX_DHE_PSK0x11, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA */
3747 | {0x0090,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA */
3748 | {0x0091,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA */
3749 | {0x0092,KEX_RSA_PSK0x1f, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_PSK_WITH_RC4_128_SHA */
3750 | {0x0093,KEX_RSA_PSK0x1f, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA */
3751 | {0x0094,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA */
3752 | {0x0095,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA */
3753 | {0x0096,KEX_RSA0x1e, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_SEED_CBC_SHA */
3754 | {0x0097,KEX_DH_DSS0x14, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_SEED_CBC_SHA */
3755 | {0x0098,KEX_DH_RSA0x15, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_SEED_CBC_SHA */
3756 | {0x0099,KEX_DHE_DSS0x10, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_SEED_CBC_SHA */
3757 | {0x009A,KEX_DHE_RSA0x12, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_SEED_CBC_SHA */
3758 | {0x009B,KEX_DH_ANON0x13, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_SEED_CBC_SHA */
3759 | {0x009C,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_WITH_AES_128_GCM_SHA256 */
3760 | {0x009D,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_WITH_AES_256_GCM_SHA384 */
3761 | {0x009E,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 */
3762 | {0x009F,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 */
3763 | {0x00A0,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_RSA_WITH_AES_128_GCM_SHA256 */
3764 | {0x00A1,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_RSA_WITH_AES_256_GCM_SHA384 */
3765 | {0x00A2,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_DSS_WITH_AES_128_GCM_SHA256 */
3766 | {0x00A3,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_DSS_WITH_AES_256_GCM_SHA384 */
3767 | {0x00A4,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_DSS_WITH_AES_128_GCM_SHA256 */
3768 | {0x00A5,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_DSS_WITH_AES_256_GCM_SHA384 */
3769 | {0x00A6,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_anon_WITH_AES_128_GCM_SHA256 */
3770 | {0x00A7,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_anon_WITH_AES_256_GCM_SHA384 */
3771 | {0x00A8,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_PSK_WITH_AES_128_GCM_SHA256 */
3772 | {0x00A9,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_PSK_WITH_AES_256_GCM_SHA384 */
3773 | {0x00AA,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 */
3774 | {0x00AB,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 */
3775 | {0x00AC,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 */
3776 | {0x00AD,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 */
3777 | {0x00AE,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_PSK_WITH_AES_128_CBC_SHA256 */
3778 | {0x00AF,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_PSK_WITH_AES_256_CBC_SHA384 */
3779 | {0x00B0,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA256 */
3780 | {0x00B1,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA384 */
3781 | {0x00B2,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 */
3782 | {0x00B3,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 */
3783 | {0x00B4,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA256 */
3784 | {0x00B5,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA384 */
3785 | {0x00B6,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 */
3786 | {0x00B7,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 */
3787 | {0x00B8,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA256 */
3788 | {0x00B9,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA384 */
3789 | {0x00BA,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3790 | {0x00BB,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
3791 | {0x00BC,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3792 | {0x00BD,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
3793 | {0x00BE,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3794 | {0x00BF,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256 */
3795 | {0x00C0,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3796 | {0x00C1,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
3797 | {0x00C2,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3798 | {0x00C3,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
3799 | {0x00C4,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3800 | {0x00C5,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256 */
3801 |
3802 | /* NOTE: TLS 1.3 cipher suites are incompatible with TLS 1.2. */
3803 | {0x1301,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_AES_128_GCM_SHA256 */
3804 | {0x1302,KEX_TLS130x23, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_AES_256_GCM_SHA384 */
3805 | {0x1303,KEX_TLS130x23, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_CHACHA20_POLY1305_SHA256 */
3806 | {0x1304,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM }, /* TLS_AES_128_CCM_SHA256 */
3807 | {0x1305,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM_8 }, /* TLS_AES_128_CCM_8_SHA256 */
3808 | {0x00C6,KEX_TLS130x23, ENC_SM40x3C, DIG_SM30x44, MODE_GCM }, /* TLS_SM4_GCM_SM3 */
3809 |
3810 | {0xC001,KEX_ECDH_ECDSA0x1a, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_ECDSA_WITH_NULL_SHA */
3811 | {0xC002,KEX_ECDH_ECDSA0x1a, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_ECDSA_WITH_RC4_128_SHA */
3812 | {0xC003,KEX_ECDH_ECDSA0x1a, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA */
3813 | {0xC004,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA */
3814 | {0xC005,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA */
3815 | {0xC006,KEX_ECDHE_ECDSA0x16, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_ECDSA_WITH_NULL_SHA */
3816 | {0xC007,KEX_ECDHE_ECDSA0x16, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_ECDSA_WITH_RC4_128_SHA */
3817 | {0xC008,KEX_ECDHE_ECDSA0x16, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA */
3818 | {0xC009,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA */
3819 | {0xC00A,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA */
3820 | {0xC00B,KEX_ECDH_RSA0x1b, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_RSA_WITH_NULL_SHA */
3821 | {0xC00C,KEX_ECDH_RSA0x1b, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_RSA_WITH_RC4_128_SHA */
3822 | {0xC00D,KEX_ECDH_RSA0x1b, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA */
3823 | {0xC00E,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA */
3824 | {0xC00F,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA */
3825 | {0xC0FF,KEX_ECJPAKE0x24, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECJPAKE_WITH_AES_128_CCM_8 */
3826 | {0xC010,KEX_ECDHE_RSA0x18, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_RSA_WITH_NULL_SHA */
3827 | {0xC011,KEX_ECDHE_RSA0x18, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_RSA_WITH_RC4_128_SHA */
3828 | {0xC012,KEX_ECDHE_RSA0x18, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA */
3829 | {0xC013,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA */
3830 | {0xC014,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA */
3831 | {0xC015,KEX_ECDH_ANON0x19, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_anon_WITH_NULL_SHA */
3832 | {0xC016,KEX_ECDH_ANON0x19, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_anon_WITH_RC4_128_SHA */
3833 | {0xC017,KEX_ECDH_ANON0x19, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA */
3834 | {0xC018,KEX_ECDH_ANON0x19, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_AES_128_CBC_SHA */
3835 | {0xC019,KEX_ECDH_ANON0x19, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_AES_256_CBC_SHA */
3836 | {0xC01A,KEX_SRP_SHA0x20, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA */
3837 | {0xC01B,KEX_SRP_SHA_RSA0x22, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA */
3838 | {0xC01C,KEX_SRP_SHA_DSS0x21, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA */
3839 | {0xC01D,KEX_SRP_SHA0x20, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_AES_128_CBC_SHA */
3840 | {0xC01E,KEX_SRP_SHA_RSA0x22, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA */
3841 | {0xC01F,KEX_SRP_SHA_DSS0x21, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA */
3842 | {0xC020,KEX_SRP_SHA0x20, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_AES_256_CBC_SHA */
3843 | {0xC021,KEX_SRP_SHA_RSA0x22, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA */
3844 | {0xC022,KEX_SRP_SHA_DSS0x21, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA */
3845 | {0xC023,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 */
3846 | {0xC024,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 */
3847 | {0xC025,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 */
3848 | {0xC026,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 */
3849 | {0xC027,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 */
3850 | {0xC028,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 */
3851 | {0xC029,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 */
3852 | {0xC02A,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 */
3853 | {0xC02B,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 */
3854 | {0xC02C,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 */
3855 | {0xC02D,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 */
3856 | {0xC02E,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 */
3857 | {0xC02F,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 */
3858 | {0xC030,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 */
3859 | {0xC031,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 */
3860 | {0xC032,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 */
3861 | {0xC033,KEX_ECDHE_PSK0x17, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_RC4_128_SHA */
3862 | {0xC034,KEX_ECDHE_PSK0x17, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA */
3863 | {0xC035,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA */
3864 | {0xC036,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA */
3865 | {0xC037,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 */
3866 | {0xC038,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 */
3867 | {0xC039,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA */
3868 | {0xC03A,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA256 */
3869 | {0xC03B,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA384 */
3870 | {0xC072,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
3871 | {0xC073,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
3872 | {0xC074,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
3873 | {0xC075,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
3874 | {0xC076,KEX_ECDHE_RSA0x18, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3875 | {0xC077,KEX_ECDHE_RSA0x18, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
3876 | {0xC078,KEX_ECDH_RSA0x1b, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3877 | {0xC079,KEX_ECDH_RSA0x1b, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
3878 | {0xC07A,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3879 | {0xC07B,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3880 | {0xC07C,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3881 | {0xC07D,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3882 | {0xC07E,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3883 | {0xC07F,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3884 | {0xC080,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256 */
3885 | {0xC081,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384 */
3886 | {0xC082,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256 */
3887 | {0xC083,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384 */
3888 | {0xC084,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256 */
3889 | {0xC085,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384 */
3890 | {0xC086,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */
3891 | {0xC087,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */
3892 | {0xC088,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */
3893 | {0xC089,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */
3894 | {0xC08A,KEX_ECDHE_RSA0x18, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3895 | {0xC08B,KEX_ECDHE_RSA0x18, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3896 | {0xC08C,KEX_ECDH_RSA0x1b, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3897 | {0xC08D,KEX_ECDH_RSA0x1b, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3898 | {0xC08E,KEX_PSK0x1d, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3899 | {0xC08F,KEX_PSK0x1d, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3900 | {0xC090,KEX_DHE_PSK0x11, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3901 | {0xC091,KEX_DHE_PSK0x11, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3902 | {0xC092,KEX_RSA_PSK0x1f, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3903 | {0xC093,KEX_RSA_PSK0x1f, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3904 | {0xC094,KEX_PSK0x1d, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3905 | {0xC095,KEX_PSK0x1d, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3906 | {0xC096,KEX_DHE_PSK0x11, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3907 | {0xC097,KEX_DHE_PSK0x11, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3908 | {0xC098,KEX_RSA_PSK0x1f, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3909 | {0xC099,KEX_RSA_PSK0x1f, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3910 | {0xC09A,KEX_ECDHE_PSK0x17, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3911 | {0xC09B,KEX_ECDHE_PSK0x17, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3912 | {0xC09C,KEX_RSA0x1e, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_RSA_WITH_AES_128_CCM */
3913 | {0xC09D,KEX_RSA0x1e, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_RSA_WITH_AES_256_CCM */
3914 | {0xC09E,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_RSA_WITH_AES_128_CCM */
3915 | {0xC09F,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_RSA_WITH_AES_256_CCM */
3916 | {0xC0A0,KEX_RSA0x1e, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_RSA_WITH_AES_128_CCM_8 */
3917 | {0xC0A1,KEX_RSA0x1e, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_RSA_WITH_AES_256_CCM_8 */
3918 | {0xC0A2,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_DHE_RSA_WITH_AES_128_CCM_8 */
3919 | {0xC0A3,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_DHE_RSA_WITH_AES_256_CCM_8 */
3920 | {0xC0A4,KEX_PSK0x1d, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_PSK_WITH_AES_128_CCM */
3921 | {0xC0A5,KEX_PSK0x1d, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_PSK_WITH_AES_256_CCM */
3922 | {0xC0A6,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_PSK_WITH_AES_128_CCM */
3923 | {0xC0A7,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_PSK_WITH_AES_256_CCM */
3924 | {0xC0A8,KEX_PSK0x1d, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_WITH_AES_128_CCM_8 */
3925 | {0xC0A9,KEX_PSK0x1d, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_WITH_AES_256_CCM_8 */
3926 | {0xC0AA,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_DHE_WITH_AES_128_CCM_8 */
3927 | {0xC0AB,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_DHE_WITH_AES_256_CCM_8 */
3928 | {0xC0AC,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CCM */
3929 | {0xC0AD,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CCM */
3930 | {0xC0AE,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8 */
3931 | {0xC0AF,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8 */
3932 | {0xCCA8,KEX_ECDHE_RSA0x18, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 */
3933 | {0xCCA9,KEX_ECDHE_ECDSA0x16, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 */
3934 | {0xCCAA,KEX_DHE_RSA0x12, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 */
3935 | {0xCCAB,KEX_PSK0x1d, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3936 | {0xCCAC,KEX_ECDHE_PSK0x17, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3937 | {0xCCAD,KEX_DHE_PSK0x11, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3938 | {0xCCAE,KEX_RSA_PSK0x1f, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3939 | {0xD001,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM}, /* TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256 */
3940 | {0xD002,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM}, /* TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384 */
3941 | {0xD003,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM_8}, /* TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256 */
3942 | {0xD005,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM}, /* TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256 */
3943 | /* GM */
3944 | {0xe001,KEX_ECDHE_SM20x25, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* ECDHE_SM1_SM3 */
3945 | {0xe003,KEX_ECC_SM20x26, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* ECC_SM1_SM3 */
3946 | {0xe005,KEX_IBSDH_SM90x27, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* IBSDH_SM1_SM3 */
3947 | {0xe007,KEX_IBC_SM90x28, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* IBC_SM1_SM3 */
3948 | {0xe009,KEX_RSA0x1e, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* RSA_SM1_SM3 */
3949 | {0xe00a,KEX_RSA0x1e, ENC_SM10x3B, DIG_SHA0x41, MODE_CBC}, /* RSA_SM1_SHA1 */
3950 | {0xe011,KEX_ECDHE_SM20x25, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* ECDHE_SM4_CBC_SM3 */
3951 | {0xe013,KEX_ECC_SM20x26, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* ECC_SM4_CBC_SM3 */
3952 | {0xe015,KEX_IBSDH_SM90x27, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* IBSDH_SM4_CBC_SM3 */
3953 | {0xe017,KEX_IBC_SM90x28, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* IBC_SM4_CBC_SM3 */
3954 | {0xe019,KEX_RSA0x1e, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* RSA_SM4_CBC_SM3 */
3955 | {0xe01a,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA0x41, MODE_CBC}, /* RSA_SM4_CBC_SHA1 */
3956 | {0xe01c,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA2560x42, MODE_CBC}, /* RSA_SM4_CBC_SHA256 */
3957 | {0xe051,KEX_ECDHE_SM20x25, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* ECDHE_SM4_GCM_SM3 */
3958 | {0xe053,KEX_ECC_SM20x26, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* ECC_SM4_GCM_SM3 */
3959 | {0xe055,KEX_IBSDH_SM90x27, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* IBSDH_SM4_GCM_SM3 */
3960 | {0xe057,KEX_IBC_SM90x28, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* IBC_SM4_GCM_SM3 */
3961 | {0xe059,KEX_RSA0x1e, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* RSA_SM4_GCM_SM3 */
3962 | {0xe05a,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA2560x42, MODE_GCM}, /* RSA_SM4_GCM_SHA256 */
3963 | {-1, 0, 0, 0, MODE_STREAM}
3964 | };
3965 |
3966 | #define MAX_BLOCK_SIZE16 16
3967 | #define MAX_KEY_SIZE32 32
3968 |
3969 | const SslCipherSuite *
3970 | ssl_find_cipher(int num)
3971 | {
3972 | const SslCipherSuite *c;
3973 | for(c=cipher_suites;c->number!=-1;c++){
3974 | if(c->number==num){
3975 | return c;
3976 | }
3977 | }
3978 |
3979 | return NULL((void*)0);
3980 | }
3981 |
3982 | int
3983 | ssl_get_cipher_algo(const SslCipherSuite *cipher_suite)
3984 | {
3985 | return gcry_cipher_map_name(ciphers[cipher_suite->enc - ENC_START0x30]);
3986 | }
3987 |
3988 | unsigned
3989 | ssl_get_cipher_blocksize(const SslCipherSuite *cipher_suite)
3990 | {
3991 | int cipher_algo;
3992 | if (cipher_suite->mode != MODE_CBC) return 0;
3993 | cipher_algo = ssl_get_cipher_by_name(ciphers[cipher_suite->enc - ENC_START0x30]);
3994 | return (unsigned)gcry_cipher_get_algo_blklen(cipher_algo);
3995 | }
3996 |
3997 | static unsigned
3998 | ssl_get_cipher_export_keymat_size(int cipher_suite_num)
3999 | {
4000 | switch (cipher_suite_num) {
4001 | /* See RFC 6101 (SSL 3.0), Table 2, column Key Material. */
4002 | case 0x0003: /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */
4003 | case 0x0006: /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */
4004 | case 0x0008: /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */
4005 | case 0x000B: /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */
4006 | case 0x000E: /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */
4007 | case 0x0011: /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */
4008 | case 0x0014: /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */
4009 | case 0x0017: /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */
4010 | case 0x0019: /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */
4011 | return 5;
4012 |
4013 | /* not defined in below draft, but "implemented by several vendors",
4014 | * https://www.ietf.org/mail-archive/web/tls/current/msg00036.html */
4015 | case 0x0060: /* TLS_RSA_EXPORT1024_WITH_RC4_56_MD5 */
4016 | case 0x0061: /* TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5 */
4017 | return 7;
4018 |
4019 | /* Note: the draft states that DES_CBC needs 8 bytes, but Wireshark always
4020 | * used 7. Until a pcap proves 8, let's use the old value. Link:
4021 | * https://tools.ietf.org/html/draft-ietf-tls-56-bit-ciphersuites-01 */
4022 | case 0x0062: /* TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA */
4023 | case 0x0063: /* TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA */
4024 | case 0x0064: /* TLS_RSA_EXPORT1024_WITH_RC4_56_SHA */
4025 | case 0x0065: /* TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA */
4026 | return 7;
4027 |
4028 | default:
4029 | return 0;
4030 | }
4031 | }
4032 |
4033 | /* Digests, Ciphers and Cipher Suites registry }}} */
4034 |
4035 |
4036 | /* HMAC and the Pseudorandom function {{{ */
4037 | static int
4038 | tls_hash(StringInfo *secret, StringInfo *seed, int md,
4039 | StringInfo *out, unsigned out_len)
4040 | {
4041 | /* RFC 2246 5. HMAC and the pseudorandom function
4042 | * '+' denotes concatenation.
4043 | * P_hash(secret, seed) = HMAC_hash(secret, A(1) + seed) +
4044 | * HMAC_hash(secret, A(2) + seed) + ...
4045 | * A(0) = seed
4046 | * A(i) = HMAC_hash(secret, A(i - 1))
4047 | */
4048 | uint8_t *ptr;
4049 | unsigned left, tocpy;
4050 | uint8_t *A;
4051 | uint8_t _A[DIGEST_MAX_SIZE48], tmp[DIGEST_MAX_SIZE48];
4052 | unsigned A_l, tmp_l;
4053 | SSL_HMACgcry_md_hd_t hm;
4054 |
4055 | ptr = out->data;
4056 | left = out_len;
4057 |
4058 | ssl_print_string("tls_hash: hash secret", secret);
4059 | ssl_print_string("tls_hash: hash seed", seed);
4060 | /* A(0) = seed */
4061 | A = seed->data;
4062 | A_l = seed->data_len;
4063 |
4064 | if (ssl_hmac_init(&hm, md) != 0) {
4065 | return -1;
4066 | }
4067 | while (left) {
4068 | /* A(i) = HMAC_hash(secret, A(i-1)) */
4069 | ssl_hmac_setkey(&hm, secret->data, secret->data_len);
4070 | ssl_hmac_update(&hm, A, A_l);
4071 | A_l = sizeof(_A); /* upper bound len for hash output */
4072 | ssl_hmac_final(&hm, _A, &A_l);
4073 | A = _A;
4074 |
4075 | /* HMAC_hash(secret, A(i) + seed) */
4076 | ssl_hmac_reset(&hm);
4077 | ssl_hmac_setkey(&hm, secret->data, secret->data_len);
4078 | ssl_hmac_update(&hm, A, A_l);
4079 | ssl_hmac_update(&hm, seed->data, seed->data_len);
4080 | tmp_l = sizeof(tmp); /* upper bound len for hash output */
4081 | ssl_hmac_final(&hm, tmp, &tmp_l);
4082 | ssl_hmac_reset(&hm);
4083 |
4084 | /* ssl_hmac_final puts the actual digest output size in tmp_l */
4085 | tocpy = MIN(left, tmp_l)(((left) < (tmp_l)) ? (left) : (tmp_l));
4086 | memcpy(ptr, tmp, tocpy);
4087 | ptr += tocpy;
4088 | left -= tocpy;
4089 | }
4090 | ssl_hmac_cleanup(&hm);
4091 | out->data_len = out_len;
4092 |
4093 | ssl_print_string("hash out", out);
4094 | return 0;
4095 | }
4096 |
4097 | static bool_Bool
4098 | tls_prf(StringInfo* secret, const char *usage,
4099 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4100 | {
4101 | StringInfo seed, sha_out, md5_out;
4102 | uint8_t *ptr;
4103 | StringInfo s1, s2;
4104 | unsigned i,s_l;
4105 | size_t usage_len, rnd2_len;
4106 | bool_Bool success = false0;
4107 | usage_len = strlen(usage);
4108 | rnd2_len = rnd2 ? rnd2->data_len : 0;
4109 |
4110 | /* initialize buffer for sha, md5 random seed*/
4111 | if (ssl_data_alloc(&sha_out, MAX(out_len, 20)(((out_len) > (20)) ? (out_len) : (20))) < 0) {
4112 | ssl_debug_printf("tls_prf: can't allocate sha out\n");
4113 | return false0;
4114 | }
4115 | if (ssl_data_alloc(&md5_out, MAX(out_len, 16)(((out_len) > (16)) ? (out_len) : (16))) < 0) {
4116 | ssl_debug_printf("tls_prf: can't allocate md5 out\n");
4117 | goto free_sha;
4118 | }
4119 | if (ssl_data_alloc(&seed, usage_len+rnd1->data_len+rnd2_len) < 0) {
4120 | ssl_debug_printf("tls_prf: can't allocate rnd %d\n",
4121 | (int) (usage_len+rnd1->data_len+rnd2_len));
4122 | goto free_md5;
4123 | }
4124 |
4125 | ptr=seed.data;
4126 | memcpy(ptr,usage,usage_len);
4127 | ptr+=usage_len;
4128 | memcpy(ptr,rnd1->data,rnd1->data_len);
4129 | if (rnd2_len > 0) {
4130 | ptr+=rnd1->data_len;
4131 | memcpy(ptr,rnd2->data,rnd2->data_len);
4132 | /*ptr+=rnd2->data_len;*/
4133 | }
4134 |
4135 | /* initialize buffer for client/server seeds*/
4136 | s_l=secret->data_len/2 + secret->data_len%2;
4137 | if (ssl_data_alloc(&s1, s_l) < 0) {
4138 | ssl_debug_printf("tls_prf: can't allocate secret %d\n", s_l);
4139 | goto free_seed;
4140 | }
4141 | if (ssl_data_alloc(&s2, s_l) < 0) {
4142 | ssl_debug_printf("tls_prf: can't allocate secret(2) %d\n", s_l);
4143 | goto free_s1;
4144 | }
4145 |
4146 | memcpy(s1.data,secret->data,s_l);
4147 | memcpy(s2.data,secret->data + (secret->data_len - s_l),s_l);
4148 |
4149 | ssl_debug_printf("tls_prf: tls_hash(md5 secret_len %d seed_len %d )\n", s1.data_len, seed.data_len);
4150 | if(tls_hash(&s1, &seed, ssl_get_digest_by_name("MD5"), &md5_out, out_len) != 0)
4151 | goto free_s2;
4152 | ssl_debug_printf("tls_prf: tls_hash(sha)\n");
4153 | if(tls_hash(&s2, &seed, ssl_get_digest_by_name("SHA1"), &sha_out, out_len) != 0)
4154 | goto free_s2;
4155 |
4156 | for (i = 0; i < out_len; i++)
4157 | out->data[i] = md5_out.data[i] ^ sha_out.data[i];
4158 | /* success, now store the new meaningful data length */
4159 | out->data_len = out_len;
4160 | success = true1;
4161 |
4162 | ssl_print_string("PRF out",out);
4163 | free_s2:
4164 | g_free(s2.data);
4165 | free_s1:
4166 | g_free(s1.data);
4167 | free_seed:
4168 | g_free(seed.data);
4169 | free_md5:
4170 | g_free(md5_out.data);
4171 | free_sha:
4172 | g_free(sha_out.data);
4173 | return success;
4174 | }
4175 |
4176 | static bool_Bool
4177 | tls12_prf(int md, StringInfo* secret, const char* usage,
4178 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4179 | {
4180 | StringInfo label_seed;
4181 | int success;
4182 | size_t usage_len, rnd2_len;
4183 | rnd2_len = rnd2 ? rnd2->data_len : 0;
4184 |
4185 | usage_len = strlen(usage);
4186 | if (ssl_data_alloc(&label_seed, usage_len+rnd1->data_len+rnd2_len) < 0) {
4187 | ssl_debug_printf("tls12_prf: can't allocate label_seed\n");
4188 | return false0;
4189 | }
4190 | memcpy(label_seed.data, usage, usage_len);
4191 | memcpy(label_seed.data+usage_len, rnd1->data, rnd1->data_len);
4192 | if (rnd2_len > 0)
4193 | memcpy(label_seed.data+usage_len+rnd1->data_len, rnd2->data, rnd2->data_len);
4194 |
4195 | ssl_debug_printf("tls12_prf: tls_hash(hash_alg %s secret_len %d seed_len %d )\n", gcry_md_algo_name(md), secret->data_len, label_seed.data_len);
4196 | success = tls_hash(secret, &label_seed, md, out, out_len);
4197 | g_free(label_seed.data);
4198 | if(success != -1){
4199 | ssl_print_string("PRF out", out);
4200 | return true1;
4201 | }
4202 | return false0;
4203 | }
4204 |
4205 | static bool_Bool
4206 | ssl3_generate_export_iv(StringInfo *r1, StringInfo *r2,
4207 | StringInfo *out, unsigned out_len)
4208 | {
4209 | SSL_MD5_CTXgcry_md_hd_t md5;
4210 | uint8_t tmp[16];
4211 |
4212 | if (ssl_md5_init(&md5) != 0) {
4213 | return false0;
4214 | }
4215 | ssl_md5_update(&md5,r1->data,r1->data_len);
4216 | ssl_md5_update(&md5,r2->data,r2->data_len);
4217 | ssl_md5_final(tmp,&md5);
4218 | ssl_md5_cleanup(&md5);
4219 |
4220 | DISSECTOR_ASSERT(out_len <= sizeof(tmp))((void) ((out_len <= sizeof(tmp)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 4220, "out_len <= sizeof(tmp)"))));
4221 | ssl_data_set(out, tmp, out_len);
4222 | ssl_print_string("export iv", out);
4223 | return true1;
4224 | }
4225 |
4226 | static bool_Bool
4227 | ssl3_prf(StringInfo* secret, const char* usage,
4228 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4229 | {
4230 | SSL_MD5_CTXgcry_md_hd_t md5;
4231 | SSL_SHA_CTXgcry_md_hd_t sha;
4232 | unsigned off;
4233 | int i = 0,j;
4234 | uint8_t buf[20];
4235 |
4236 | if (ssl_sha_init(&sha) != 0) {
4237 | return false0;
4238 | }
4239 | if (ssl_md5_init(&md5) != 0) {
4240 | ssl_sha_cleanup(&sha);
4241 | return false0;
4242 | }
4243 | for (off = 0; off < out_len; off += 16) {
4244 | unsigned char outbuf[16];
4245 | i++;
4246 |
4247 | ssl_debug_printf("ssl3_prf: sha1_hash(%d)\n",i);
4248 | /* A, BB, CCC, ... */
4249 | for(j=0;j<i;j++){
4250 | buf[j]=64+i;
4251 | }
4252 |
4253 | ssl_sha_update(&sha,buf,i);
4254 | ssl_sha_update(&sha,secret->data,secret->data_len);
4255 |
4256 | if(!strcmp(usage,"client write key") || !strcmp(usage,"server write key")){
4257 | if (rnd2)
4258 | ssl_sha_update(&sha,rnd2->data,rnd2->data_len);
4259 | ssl_sha_update(&sha,rnd1->data,rnd1->data_len);
4260 | }
4261 | else{
4262 | ssl_sha_update(&sha,rnd1->data,rnd1->data_len);
4263 | if (rnd2)
4264 | ssl_sha_update(&sha,rnd2->data,rnd2->data_len);
4265 | }
4266 |
4267 | ssl_sha_final(buf,&sha);
4268 | ssl_sha_reset(&sha);
4269 |
4270 | ssl_debug_printf("ssl3_prf: md5_hash(%d) datalen %d\n",i,
4271 | secret->data_len);
4272 | ssl_md5_update(&md5,secret->data,secret->data_len);
4273 | ssl_md5_update(&md5,buf,20);
4274 | ssl_md5_final(outbuf,&md5);
4275 | ssl_md5_reset(&md5);
4276 |
4277 | memcpy(out->data + off, outbuf, MIN(out_len - off, 16)(((out_len - off) < (16)) ? (out_len - off) : (16)));
4278 | }
4279 | ssl_sha_cleanup(&sha);
4280 | ssl_md5_cleanup(&md5);
4281 | out->data_len = out_len;
4282 |
4283 | return true1;
4284 | }
4285 |
4286 | /* out_len is the wanted output length for the pseudorandom function.
4287 | * Ensure that ssl->cipher_suite is set. */
4288 | static bool_Bool
4289 | prf(SslDecryptSession *ssl, StringInfo *secret, const char *usage,
4290 | StringInfo *rnd1, StringInfo *rnd2, StringInfo *out, unsigned out_len)
4291 | {
4292 | switch (ssl->session.version) {
4293 | case SSLV3_VERSION0x300:
4294 | return ssl3_prf(secret, usage, rnd1, rnd2, out, out_len);
4295 |
4296 | case TLSV1_VERSION0x301:
4297 | case TLSV1DOT1_VERSION0x302:
4298 | case DTLSV1DOT0_VERSION0xfeff:
4299 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
4300 | return tls_prf(secret, usage, rnd1, rnd2, out, out_len);
4301 |
4302 | default: /* TLSv1.2 */
4303 | switch (ssl->cipher_suite->dig) {
4304 | case DIG_SM30x44:
4305 | #if GCRYPT_VERSION_NUMBER0x010a03 >= 0x010900
4306 | return tls12_prf(GCRY_MD_SM3, secret, usage, rnd1, rnd2,
4307 | out, out_len);
4308 | #else
4309 | return false0;
4310 | #endif
4311 | case DIG_SHA3840x43:
4312 | return tls12_prf(GCRY_MD_SHA384, secret, usage, rnd1, rnd2,
4313 | out, out_len);
4314 | default:
4315 | return tls12_prf(GCRY_MD_SHA256, secret, usage, rnd1, rnd2,
4316 | out, out_len);
4317 | }
4318 | }
4319 | }
4320 |
4321 | static int tls_handshake_hash(SslDecryptSession* ssl, StringInfo* out)
4322 | {
4323 | SSL_MD5_CTXgcry_md_hd_t md5;
4324 | SSL_SHA_CTXgcry_md_hd_t sha;
4325 |
4326 | if (ssl_data_alloc(out, 36) < 0)
21 | ← | Calling 'ssl_data_alloc' | →
25 | ← | Returned allocated memory | →
26 | ← | Taking false branch | →
4327 | return -1;
4328 |
4329 | if (ssl_md5_init(&md5) != 0)
27 | ← | Taking true branch | →
4330 | return -1;
4331 | ssl_md5_update(&md5,ssl->handshake_data.data,ssl->handshake_data.data_len);
4332 | ssl_md5_final(out->data,&md5);
4333 | ssl_md5_cleanup(&md5);
4334 |
4335 | if (ssl_sha_init(&sha) != 0)
4336 | return -1;
4337 | ssl_sha_update(&sha,ssl->handshake_data.data,ssl->handshake_data.data_len);
4338 | ssl_sha_final(out->data+16,&sha);
4339 | ssl_sha_cleanup(&sha);
4340 | return 0;
4341 | }
4342 |
4343 | static int tls12_handshake_hash(SslDecryptSession* ssl, int md, StringInfo* out)
4344 | {
4345 | SSL_MDgcry_md_hd_t mc;
4346 | uint8_t tmp[48];
4347 | unsigned len;
4348 |
4349 | if (ssl_md_init(&mc, md) != 0)
4350 | return -1;
4351 | ssl_md_update(&mc,ssl->handshake_data.data,ssl->handshake_data.data_len);
4352 | ssl_md_final(&mc, tmp, &len);
4353 | ssl_md_cleanup(&mc);
4354 |
4355 | if (ssl_data_alloc(out, len) < 0)
4356 | return -1;
4357 | memcpy(out->data, tmp, len);
4358 | return 0;
4359 | }
4360 |
4361 | /**
4362 | * Obtains the label prefix used in HKDF-Expand-Label. This function can be
4363 | * inlined and removed once support for draft 19 and before is dropped.
4364 | */
4365 | static inline const char *
4366 | tls13_hkdf_label_prefix(SslDecryptSession *ssl_session)
4367 | {
4368 | if (ssl_session->session.tls13_draft_version && ssl_session->session.tls13_draft_version < 20) {
4369 | return "TLS 1.3, ";
4370 | } else if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
4371 | return "dtls13";
4372 | } else {
4373 | return "tls13 ";
4374 | }
4375 | }
4376 |
4377 | /*
4378 | * Computes HKDF-Expand-Label(Secret, Label, Hash(context_value), Length) with a
4379 | * custom label prefix. If "context_hash" is NULL, then an empty context is
4380 | * used. Otherwise it must have the same length as the hash algorithm output.
4381 | */
4382 | bool_Bool
4383 | tls13_hkdf_expand_label_context(int md, const StringInfo *secret,
4384 | const char *label_prefix, const char *label,
4385 | const uint8_t *context_hash, uint8_t context_length,
4386 | uint16_t out_len, unsigned char **out)
4387 | {
4388 | /* RFC 8446 Section 7.1:
4389 | * HKDF-Expand-Label(Secret, Label, Context, Length) =
4390 | * HKDF-Expand(Secret, HkdfLabel, Length)
4391 | * struct {
4392 | * uint16 length = Length;
4393 | * opaque label<7..255> = "tls13 " + Label; // "tls13 " is label prefix.
4394 | * opaque context<0..255> = Context;
4395 | * } HkdfLabel;
4396 | *
4397 | * RFC 5869 HMAC-based Extract-and-Expand Key Derivation Function (HKDF):
4398 | * HKDF-Expand(PRK, info, L) -> OKM
4399 | */
4400 | gcry_error_t err;
4401 | const unsigned label_prefix_length = (unsigned) strlen(label_prefix);
4402 | const unsigned label_length = (unsigned) strlen(label);
4403 |
4404 | /* Some sanity checks */
4405 | DISSECTOR_ASSERT(label_length > 0 && label_prefix_length + label_length <= 255)((void) ((label_length > 0 && label_prefix_length + label_length <= 255) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 4405, "label_length > 0 && label_prefix_length + label_length <= 255" ))));
4406 |
4407 | /* info = HkdfLabel { length, label, context } */
4408 | GByteArray *info = g_byte_array_new();
4409 | const uint16_t length = g_htons(out_len)(((((guint16) ( (guint16) ((guint16) (out_len) >> 8) | ( guint16) ((guint16) (out_len) << 8))))));
4410 | g_byte_array_append(info, (const uint8_t *)&length, sizeof(length));
4411 |
4412 | const uint8_t label_vector_length = label_prefix_length + label_length;
4413 | g_byte_array_append(info, &label_vector_length, 1);
4414 | g_byte_array_append(info, (const uint8_t *)label_prefix, label_prefix_length);
4415 | g_byte_array_append(info, (const uint8_t*)label, label_length);
4416 |
4417 | g_byte_array_append(info, &context_length, 1);
4418 | if (context_length) {
4419 | g_byte_array_append(info, context_hash, context_length);
4420 | }
4421 |
4422 | *out = (unsigned char *)wmem_alloc(NULL((void*)0), out_len);
4423 | err = hkdf_expand(md, secret->data, secret->data_len, info->data, info->len, *out, out_len);
4424 | g_byte_array_free(info, true1);
4425 |
4426 | if (err) {
4427 | ssl_debug_printf("%s failed %d: %s\n", G_STRFUNC((const char*) (__func__)), md, gcry_strerror(err));
4428 | wmem_free(NULL((void*)0), *out);
4429 | *out = NULL((void*)0);
4430 | return false0;
4431 | }
4432 |
4433 | return true1;
4434 | }
4435 |
4436 | bool_Bool
4437 | tls13_hkdf_expand_label(int md, const StringInfo *secret,
4438 | const char *label_prefix, const char *label,
4439 | uint16_t out_len, unsigned char **out)
4440 | {
4441 | return tls13_hkdf_expand_label_context(md, secret, label_prefix, label, NULL((void*)0), 0, out_len, out);
4442 | }
4443 | /* HMAC and the Pseudorandom function }}} */
4444 |
4445 | /* Record Decompression (after decryption) {{{ */
4446 | #ifdef USE_ZLIB_OR_ZLIBNG
4447 | /* memory allocation functions for zlib initialization */
4448 | static void* ssl_zalloc(void* opaque _U___attribute__((unused)), unsigned int no, unsigned int size)
4449 | {
4450 | return g_malloc0(no*size);
4451 | }
4452 | static void ssl_zfree(void* opaque _U___attribute__((unused)), void* addr)
4453 | {
4454 | g_free(addr);
4455 | }
4456 | #endif /* USE_ZLIB_OR_ZLIBNG */
4457 |
4458 | static SslDecompress*
4459 | ssl_create_decompressor(int compression)
4460 | {
4461 | SslDecompress *decomp;
4462 | #ifdef USE_ZLIB_OR_ZLIBNG
4463 | int err;
4464 | #endif
4465 |
4466 | if (compression == 0) return NULL((void*)0);
4467 | ssl_debug_printf("ssl_create_decompressor: compression method %d\n", compression);
4468 | decomp = wmem_new(wmem_file_scope(), SslDecompress)((SslDecompress*)wmem_alloc((wmem_file_scope()), sizeof(SslDecompress )));
4469 | decomp->compression = compression;
4470 | switch (decomp->compression) {
4471 | #ifdef USE_ZLIB_OR_ZLIBNG
4472 | case 1: /* DEFLATE */
4473 | decomp->istream.zalloc = ssl_zalloc;
4474 | decomp->istream.zfree = ssl_zfree;
4475 | decomp->istream.opaque = Z_NULL0;
4476 | decomp->istream.next_in = Z_NULL0;
4477 | decomp->istream.next_out = Z_NULL0;
4478 | decomp->istream.avail_in = 0;
4479 | decomp->istream.avail_out = 0;
4480 | err = ZLIB_PREFIX(inflateInit)(&decomp->istream)inflateInit_((&decomp->istream), "1.3", (int)sizeof(z_stream ));
4481 | if (err != Z_OK0) {
4482 | ssl_debug_printf("ssl_create_decompressor: inflateInit_() failed - %d\n", err);
4483 | return NULL((void*)0);
4484 | }
4485 | break;
4486 | #endif /* USE_ZLIB_OR_ZLIBNG */
4487 | default:
4488 | ssl_debug_printf("ssl_create_decompressor: unsupported compression method %d\n", decomp->compression);
4489 | return NULL((void*)0);
4490 | }
4491 | return decomp;
4492 | }
4493 |
4494 | #ifdef USE_ZLIB_OR_ZLIBNG
4495 | static int
4496 | ssl_decompress_record(SslDecompress* decomp, const unsigned char* in, unsigned inl, StringInfo* out_str, unsigned* outl)
4497 | {
4498 | int err;
4499 |
4500 | switch (decomp->compression) {
4501 | case 1: /* DEFLATE */
4502 | err = Z_OK0;
4503 | if (out_str->data_len < 16384) { /* maximal plain length */
4504 | ssl_data_realloc(out_str, 16384);
4505 | }
4506 | #ifdef z_constconst
4507 | decomp->istream.next_in = in;
4508 | #else
4509 | DIAG_OFF(cast-qual)clang diagnostic push clang diagnostic ignored "-Wcast-qual"
4510 | decomp->istream.next_in = (Bytef *)in;
4511 | DIAG_ON(cast-qual)clang diagnostic pop
4512 | #endif
4513 | decomp->istream.avail_in = inl;
4514 | decomp->istream.next_out = out_str->data;
4515 | decomp->istream.avail_out = out_str->data_len;
4516 | if (inl > 0)
4517 | err = ZLIB_PREFIX(inflate)inflate(&decomp->istream, Z_SYNC_FLUSH2);
4518 | if (err != Z_OK0) {
4519 | ssl_debug_printf("ssl_decompress_record: inflate() failed - %d\n", err);
4520 | return -1;
4521 | }
4522 | *outl = out_str->data_len - decomp->istream.avail_out;
4523 | break;
4524 | default:
4525 | ssl_debug_printf("ssl_decompress_record: unsupported compression method %d\n", decomp->compression);
4526 | return -1;
4527 | }
4528 | return 0;
4529 | }
4530 | #else /* USE_ZLIB_OR_ZLIBNG */
4531 | int
4532 | ssl_decompress_record(SslDecompress* decomp _U___attribute__((unused)), const unsigned char* in _U___attribute__((unused)), unsigned inl _U___attribute__((unused)), StringInfo* out_str _U___attribute__((unused)), unsigned* outl _U___attribute__((unused)))
4533 | {
4534 | ssl_debug_printf("ssl_decompress_record: unsupported compression method %d\n", decomp->compression);
4535 | return -1;
4536 | }
4537 | #endif /* USE_ZLIB_OR_ZLIBNG */
4538 | /* Record Decompression (after decryption) }}} */
4539 |
4540 | /* Create a new structure to store decrypted chunks. {{{ */
4541 | static SslFlow*
4542 | ssl_create_flow(void)
4543 | {
4544 | SslFlow *flow;
4545 |
4546 | flow = wmem_new(wmem_file_scope(), SslFlow)((SslFlow*)wmem_alloc((wmem_file_scope()), sizeof(SslFlow)));
4547 | flow->byte_seq = 0;
4548 | flow->flags = 0;
4549 | flow->multisegment_pdus = wmem_tree_new(wmem_file_scope());
4550 | return flow;
4551 | }
4552 | /* }}} */
4553 |
4554 | /* Use the negotiated security parameters for decryption. {{{ */
4555 | void
4556 | ssl_change_cipher(SslDecryptSession *ssl_session, bool_Bool server)
4557 | {
4558 | SslDecoder **new_decoder = server ? &ssl_session->server_new : &ssl_session->client_new;
4559 | SslDecoder **dest = server ? &ssl_session->server : &ssl_session->client;
4560 | ssl_debug_printf("ssl_change_cipher %s%s\n", server ? "SERVER" : "CLIENT",
4561 | *new_decoder ? "" : " (No decoder found - retransmission?)");
4562 | if (*new_decoder) {
4563 | *dest = *new_decoder;
4564 | *new_decoder = NULL((void*)0);
4565 | }
4566 | }
4567 | /* }}} */
4568 |
4569 | /* Init cipher state given some security parameters. {{{ */
4570 | static bool_Bool
4571 | ssl_decoder_destroy_cb(wmem_allocator_t *, wmem_cb_event_t, void *);
4572 |
4573 | static SslDecoder*
4574 | ssl_create_decoder(const SslCipherSuite *cipher_suite, int cipher_algo,
4575 | int compression, uint8_t *mk, uint8_t *sk, uint8_t *sn_key, uint8_t *iv, unsigned iv_length)
4576 | {
4577 | SslDecoder *dec;
4578 | ssl_cipher_mode_t mode = cipher_suite->mode;
4579 |
4580 | dec = wmem_new0(wmem_file_scope(), SslDecoder)((SslDecoder*)wmem_alloc0((wmem_file_scope()), sizeof(SslDecoder )));
4581 | /* init mac buffer: mac storage is embedded into decoder struct to save a
4582 | memory allocation and waste samo more memory*/
4583 | dec->cipher_suite=cipher_suite;
4584 | dec->compression = compression;
4585 | if ((mode == MODE_STREAM && mk != NULL((void*)0)) || mode == MODE_CBC) {
4586 | // AEAD ciphers use no MAC key, but stream and block ciphers do. Note
4587 | // the special case for NULL ciphers, even if there is insufficiency
4588 | // keying material (including MAC key), we will can still create
4589 | // decoders since "decryption" is easy for such ciphers.
4590 | dec->mac_key.data = dec->_mac_key_or_write_iv;
4591 | ssl_data_set(&dec->mac_key, mk, ssl_cipher_suite_dig(cipher_suite)->len);
4592 | } else if (mode == MODE_GCM || mode == MODE_CCM || mode == MODE_CCM_8 || mode == MODE_POLY1305) {
4593 | // Input for the nonce, to be used with AEAD ciphers.
4594 | DISSECTOR_ASSERT(iv_length <= sizeof(dec->_mac_key_or_write_iv))((void) ((iv_length <= sizeof(dec->_mac_key_or_write_iv )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 4594, "iv_length <= sizeof(dec->_mac_key_or_write_iv)" ))));
4595 | dec->write_iv.data = dec->_mac_key_or_write_iv;
4596 | ssl_data_set(&dec->write_iv, iv, iv_length);
4597 | }
4598 | dec->seq = 0;
4599 | dec->decomp = ssl_create_decompressor(compression);
4600 | wmem_register_callback(wmem_file_scope(), ssl_decoder_destroy_cb, dec);
4601 |
4602 | if (ssl_cipher_init(&dec->evp,cipher_algo,sk,iv,cipher_suite->mode) < 0) {
4603 | ssl_debug_printf("%s: can't create cipher id:%d mode:%d\n", G_STRFUNC((const char*) (__func__)),
4604 | cipher_algo, cipher_suite->mode);
4605 | return NULL((void*)0);
4606 | }
4607 |
4608 | if (cipher_suite->enc != ENC_NULL0x3D && sn_key != NULL((void*)0)) {
4609 | if (cipher_suite->enc == ENC_AES0x35 || cipher_suite->enc == ENC_AES2560x36) {
4610 | mode = MODE_ECB;
4611 | } else if (cipher_suite->enc == ENC_CHACHA200x3A) {
4612 | mode = MODE_STREAM;
4613 | } else {
4614 | ssl_debug_printf("not supported encryption algorithm for DTLSv1.3\n");
4615 | return NULL((void*)0);
4616 | }
4617 |
4618 | if (ssl_cipher_init(&dec->sn_evp, cipher_algo, sn_key, NULL((void*)0), mode) < 0) {
4619 | ssl_debug_printf("%s: can't create cipher id:%d mode:%d for seq number decryption\n", G_STRFUNC((const char*) (__func__)),
4620 | cipher_algo, MODE_ECB);
4621 | ssl_cipher_cleanup(&dec->evp);
4622 | dec->evp = NULL((void*)0);
4623 | return NULL((void*)0);
4624 | }
4625 | } else {
4626 | dec->sn_evp = NULL((void*)0);
4627 | }
4628 |
4629 | dec->dtls13_aad.data = NULL((void*)0);
4630 | dec->dtls13_aad.data_len = 0;
4631 | ssl_debug_printf("decoder initialized (digest len %d)\n", ssl_cipher_suite_dig(cipher_suite)->len);
4632 | return dec;
4633 | }
4634 |
4635 | static bool_Bool
4636 | ssl_decoder_destroy_cb(wmem_allocator_t *allocator _U___attribute__((unused)), wmem_cb_event_t event _U___attribute__((unused)), void *user_data)
4637 | {
4638 | SslDecoder *dec = (SslDecoder *) user_data;
4639 |
4640 | if (dec->evp)
4641 | ssl_cipher_cleanup(&dec->evp);
4642 | if (dec->sn_evp)
4643 | ssl_cipher_cleanup(&dec->sn_evp);
4644 |
4645 | #ifdef USE_ZLIB_OR_ZLIBNG
4646 | if (dec->decomp != NULL((void*)0) && dec->decomp->compression == 1 /* DEFLATE */)
4647 | ZLIB_PREFIX(inflateEnd)inflateEnd(&dec->decomp->istream);
4648 | #endif
4649 |
4650 | return false0;
4651 | }
4652 | /* }}} */
4653 |
4654 | /* (Pre-)master secrets calculations {{{ */
4655 | #ifdef HAVE_LIBGNUTLS1
4656 | static bool_Bool
4657 | ssl_decrypt_pre_master_secret(SslDecryptSession *ssl_session,
4658 | StringInfo *encrypted_pre_master,
4659 | GHashTable *key_hash);
4660 | #endif /* HAVE_LIBGNUTLS */
4661 |
4662 | static bool_Bool
4663 | ssl_restore_master_key(SslDecryptSession *ssl, const char *label,
4664 | bool_Bool is_pre_master, GHashTable *ht, StringInfo *key);
4665 |
4666 | bool_Bool
4667 | ssl_generate_pre_master_secret(SslDecryptSession *ssl_session,
4668 | uint32_t length, tvbuff_t *tvb, uint32_t offset,
4669 | const char *ssl_psk, packet_info *pinfo,
4670 | #ifdef HAVE_LIBGNUTLS1
4671 | GHashTable *key_hash,
4672 | #endif
4673 | const ssl_master_key_map_t *mk_map)
4674 | {
4675 | /* check for required session data */
4676 | ssl_debug_printf("%s: found SSL_HND_CLIENT_KEY_EXCHG, state %X\n",
4677 | G_STRFUNC((const char*) (__func__)), ssl_session->state);
4678 | if ((ssl_session->state & (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4))) !=
4679 | (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4))) {
4680 | ssl_debug_printf("%s: not enough data to generate key (required state %X)\n", G_STRFUNC((const char*) (__func__)),
4681 | (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4)));
4682 | return false0;
4683 | }
4684 |
4685 | if (ssl_session->session.version == TLSV1DOT3_VERSION0x304) {
4686 | ssl_debug_printf("%s: detected TLS 1.3 which has no pre-master secrets\n", G_STRFUNC((const char*) (__func__)));
4687 | return false0;
4688 | }
4689 |
4690 | /* check to see if the PMS was provided to us*/
4691 | if (ssl_restore_master_key(ssl_session, "Unencrypted pre-master secret", true1,
4692 | mk_map->pms, &ssl_session->client_random)) {
4693 | return true1;
4694 | }
4695 |
4696 | if (ssl_session->cipher_suite->kex == KEX_PSK0x1d)
4697 | {
4698 | /* calculate pre master secret*/
4699 | StringInfo pre_master_secret;
4700 | unsigned psk_len, pre_master_len;
4701 |
4702 | if (!ssl_psk || (ssl_psk[0] == 0)) {
4703 | ssl_debug_printf("%s: can't find pre-shared key\n", G_STRFUNC((const char*) (__func__)));
4704 | return false0;
4705 | }
4706 |
4707 | /* convert hex string into char*/
4708 | if (!from_hex(&ssl_session->psk, ssl_psk, strlen(ssl_psk))) {
4709 | ssl_debug_printf("%s: ssl.psk/dtls.psk contains invalid hex\n",
4710 | G_STRFUNC((const char*) (__func__)));
4711 | return false0;
4712 | }
4713 |
4714 | psk_len = ssl_session->psk.data_len;
4715 | if (psk_len >= (2 << 15)) {
4716 | ssl_debug_printf("%s: ssl.psk/dtls.psk must not be larger than 2^15 - 1\n",
4717 | G_STRFUNC((const char*) (__func__)));
4718 | return false0;
4719 | }
4720 |
4721 |
4722 | pre_master_len = psk_len * 2 + 4;
4723 |
4724 | pre_master_secret.data = (unsigned char *)wmem_alloc(wmem_file_scope(), pre_master_len);
4725 | pre_master_secret.data_len = pre_master_len;
4726 | /* 2 bytes psk_len*/
4727 | pre_master_secret.data[0] = psk_len >> 8;
4728 | pre_master_secret.data[1] = psk_len & 0xFF;
4729 | /* psk_len bytes times 0*/
4730 | memset(&pre_master_secret.data[2], 0, psk_len);
4731 | /* 2 bytes psk_len*/
4732 | pre_master_secret.data[psk_len + 2] = psk_len >> 8;
4733 | pre_master_secret.data[psk_len + 3] = psk_len & 0xFF;
4734 | /* psk*/
4735 | memcpy(&pre_master_secret.data[psk_len + 4], ssl_session->psk.data, psk_len);
4736 |
4737 | ssl_session->pre_master_secret.data = pre_master_secret.data;
4738 | ssl_session->pre_master_secret.data_len = pre_master_len;
4739 | /*ssl_debug_printf("pre master secret",&ssl->pre_master_secret);*/
4740 |
4741 | /* Remove the master secret if it was there.
4742 | This forces keying material regeneration in
4743 | case we're renegotiating */
4744 | ssl_session->state &= ~(SSL_MASTER_SECRET(1<<5)|SSL_HAVE_SESSION_KEY(1<<3));
4745 | ssl_session->state |= SSL_PRE_MASTER_SECRET(1<<6);
4746 | return true1;
4747 | }
4748 | else
4749 | {
4750 | unsigned encrlen, skip;
4751 | encrlen = length;
4752 | skip = 0;
4753 |
4754 | /* get encrypted data, on tls1 we have to skip two bytes
4755 | * (it's the encrypted len and should be equal to record len - 2)
4756 | * in case of rsa1024 that would be 128 + 2 = 130; for psk not necessary
4757 | */
4758 | if (ssl_session->cipher_suite->kex == KEX_RSA0x1e &&
4759 | (ssl_session->session.version == TLSV1_VERSION0x301 ||
4760 | ssl_session->session.version == TLSV1DOT1_VERSION0x302 ||
4761 | ssl_session->session.version == TLSV1DOT2_VERSION0x303 ||
4762 | ssl_session->session.version == DTLSV1DOT0_VERSION0xfeff ||
4763 | ssl_session->session.version == DTLSV1DOT2_VERSION0xfefd ||
4764 | ssl_session->session.version == TLCPV1_VERSION0x101 ))
4765 | {
4766 | encrlen = tvb_get_ntohs(tvb, offset);
4767 | skip = 2;
4768 | if (encrlen > length - 2)
4769 | {
4770 | ssl_debug_printf("%s: wrong encrypted length (%d max %d)\n",
4771 | G_STRFUNC((const char*) (__func__)), encrlen, length);
4772 | return false0;
4773 | }
4774 | }
4775 | /* the valid lower bound is higher than 8, but it is sufficient for the
4776 | * ssl keylog file below */
4777 | if (encrlen < 8) {
4778 | ssl_debug_printf("%s: invalid encrypted pre-master key length %d\n",
4779 | G_STRFUNC((const char*) (__func__)), encrlen);
4780 | return false0;
4781 | }
4782 |
4783 | StringInfo encrypted_pre_master = {
4784 | .data = (unsigned char *)tvb_memdup(pinfo->pool, tvb, offset + skip, encrlen),
4785 | .data_len = encrlen,
4786 | };
4787 |
4788 | #ifdef HAVE_LIBGNUTLS1
4789 | /* Try to lookup an appropriate RSA private key to decrypt the Encrypted Pre-Master Secret. */
4790 | if (ssl_session->cert_key_id) {
4791 | if (ssl_decrypt_pre_master_secret(ssl_session, &encrypted_pre_master, key_hash))
4792 | return true1;
4793 |
4794 | ssl_debug_printf("%s: can't decrypt pre-master secret\n",
4795 | G_STRFUNC((const char*) (__func__)));
4796 | }
4797 | #endif /* HAVE_LIBGNUTLS */
4798 |
4799 | /* try to find the pre-master secret from the encrypted one. The
4800 | * ssl key logfile stores only the first 8 bytes, so truncate it */
4801 | encrypted_pre_master.data_len = 8;
4802 | if (ssl_restore_master_key(ssl_session, "Encrypted pre-master secret",
4803 | true1, mk_map->pre_master, &encrypted_pre_master))
4804 | return true1;
4805 | }
4806 | return false0;
4807 | }
4808 |
4809 | /* Used for (D)TLS 1.2 and earlier versions (not with TLS 1.3). */
4810 | int
4811 | ssl_generate_keyring_material(SslDecryptSession*ssl_session)
4812 | {
4813 | StringInfo key_block = { NULL((void*)0), 0 };
4814 | uint8_t _iv_c[MAX_BLOCK_SIZE16],_iv_s[MAX_BLOCK_SIZE16];
4815 | uint8_t _key_c[MAX_KEY_SIZE32],_key_s[MAX_KEY_SIZE32];
4816 | int needed;
4817 | int cipher_algo = -1; /* special value (-1) for NULL encryption */
4818 | unsigned encr_key_len, write_iv_len = 0;
4819 | bool_Bool is_export_cipher;
4820 | uint8_t *ptr, *c_iv = NULL((void*)0), *s_iv = NULL((void*)0);
4821 | uint8_t *c_wk = NULL((void*)0), *s_wk = NULL((void*)0), *c_mk = NULL((void*)0), *s_mk = NULL((void*)0);
4822 | const SslCipherSuite *cipher_suite = ssl_session->cipher_suite;
4823 |
4824 | /* (D)TLS 1.3 is handled directly in tls13_change_key. */
4825 | if (ssl_session->session.version
7.1 | Field 'version' is not equal to TLSV1DOT3_VERSION
== TLSV1DOT3_VERSION0x304 || ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
8 | ← | Assuming field 'version' is not equal to DTLSV1DOT3_VERSION | →
9 | ← | Taking false branch | →
4826 | ssl_debug_printf("%s: detected TLS 1.3. Should not have been called!\n", G_STRFUNC((const char*) (__func__)));
4827 | return -1;
4828 | }
4829 |
4830 | /* check for enough info to proceed */
4831 | unsigned need_all = SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4);
4832 | unsigned need_any = SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6);
4833 | if (((ssl_session->state & need_all) != need_all) || ((ssl_session->state & need_any) == 0)) {
10 | ← | Assuming the condition is false | →
11 | ← | Assuming the condition is false | →
12 | ← | Taking false branch | →
4834 | ssl_debug_printf("ssl_generate_keyring_material not enough data to generate key "
4835 | "(0x%02X required 0x%02X or 0x%02X)\n", ssl_session->state,
4836 | need_all|SSL_MASTER_SECRET(1<<5), need_all|SSL_PRE_MASTER_SECRET(1<<6));
4837 | /* Special case: for NULL encryption, allow dissection of data even if
4838 | * the Client Hello is missing (MAC keys are now skipped though). */
4839 | need_all = SSL_CIPHER(1<<2)|SSL_VERSION(1<<4);
4840 | if ((ssl_session->state & need_all) == need_all &&
4841 | cipher_suite->enc == ENC_NULL0x3D) {
4842 | ssl_debug_printf("%s NULL cipher found, will create a decoder but "
4843 | "skip MAC validation as keys are missing.\n", G_STRFUNC((const char*) (__func__)));
4844 | goto create_decoders;
4845 | }
4846 |
4847 | return -1;
4848 | }
4849 |
4850 | /* if master key is not available, generate is from the pre-master secret */
4851 | if (!(ssl_session->state & SSL_MASTER_SECRET(1<<5))) {
13 | ← | Assuming the condition is true | →
14 | ← | Taking true branch | →
4852 | if ((ssl_session->state & SSL_EXTENDED_MASTER_SECRET_MASK((1<<7)|(1<<8))) == SSL_EXTENDED_MASTER_SECRET_MASK((1<<7)|(1<<8))) {
15 | ← | Assuming the condition is true | →
16 | ← | Taking true branch | →
4853 | StringInfo handshake_hashed_data;
4854 | int ret;
4855 |
4856 | handshake_hashed_data.data = NULL((void*)0);
4857 | handshake_hashed_data.data_len = 0;
4858 |
4859 | ssl_debug_printf("%s:PRF(pre_master_secret_extended)\n", G_STRFUNC((const char*) (__func__)));
4860 | ssl_print_string("pre master secret",&ssl_session->pre_master_secret);
4861 | DISSECTOR_ASSERT(ssl_session->handshake_data.data_len > 0)((void) ((ssl_session->handshake_data.data_len > 0) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 4861, "ssl_session->handshake_data.data_len > 0" ))));
17 | ← | Assuming field 'data_len' is > 0 | →
18 | ← | '?' condition is true | →
4862 |
4863 | switch(ssl_session->session.version) {
19 | ← | Control jumps to 'case 257:' at line 4868 | →
4864 | case TLSV1_VERSION0x301:
4865 | case TLSV1DOT1_VERSION0x302:
4866 | case DTLSV1DOT0_VERSION0xfeff:
4867 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
4868 | case TLCPV1_VERSION0x101:
4869 | ret = tls_handshake_hash(ssl_session, &handshake_hashed_data);
20 | ← | Calling 'tls_handshake_hash' | →
28 | ← | Returned allocated memory | →
4870 | break;
4871 | default:
4872 | switch (cipher_suite->dig) {
4873 | case DIG_SHA3840x43:
4874 | ret = tls12_handshake_hash(ssl_session, GCRY_MD_SHA384, &handshake_hashed_data);
4875 | break;
4876 | default:
4877 | ret = tls12_handshake_hash(ssl_session, GCRY_MD_SHA256, &handshake_hashed_data);
4878 | break;
4879 | }
4880 | break;
4881 | }
4882 | if (ret
29.1 | 'ret' is -1
) {
29 | ← | Execution continues on line 4882 | →
30 | ← | Taking true branch | →
4883 | ssl_debug_printf("%s can't generate handshake hash\n", G_STRFUNC((const char*) (__func__)));
31 | ← | Potential leak of memory pointed to by 'handshake_hashed_data.data'
4884 | return -1;
4885 | }
4886 |
4887 | wmem_free(wmem_file_scope(), ssl_session->handshake_data.data);
4888 | ssl_session->handshake_data.data = NULL((void*)0);
4889 | ssl_session->handshake_data.data_len = 0;
4890 |
4891 | if (!prf(ssl_session, &ssl_session->pre_master_secret, "extended master secret",
4892 | &handshake_hashed_data,
4893 | NULL((void*)0), &ssl_session->master_secret,
4894 | SSL_MASTER_SECRET_LENGTH48)) {
4895 | ssl_debug_printf("%s can't generate master_secret\n", G_STRFUNC((const char*) (__func__)));
4896 | g_free(handshake_hashed_data.data);
4897 | return -1;
4898 | }
4899 | g_free(handshake_hashed_data.data);
4900 | } else {
4901 | ssl_debug_printf("%s:PRF(pre_master_secret)\n", G_STRFUNC((const char*) (__func__)));
4902 | ssl_print_string("pre master secret",&ssl_session->pre_master_secret);
4903 | ssl_print_string("client random",&ssl_session->client_random);
4904 | ssl_print_string("server random",&ssl_session->server_random);
4905 | if (!prf(ssl_session, &ssl_session->pre_master_secret, "master secret",
4906 | &ssl_session->client_random,
4907 | &ssl_session->server_random, &ssl_session->master_secret,
4908 | SSL_MASTER_SECRET_LENGTH48)) {
4909 | ssl_debug_printf("%s can't generate master_secret\n", G_STRFUNC((const char*) (__func__)));
4910 | return -1;
4911 | }
4912 | }
4913 | ssl_print_string("master secret",&ssl_session->master_secret);
4914 |
4915 | /* the pre-master secret has been 'consumed' so we must clear it now */
4916 | ssl_session->state &= ~SSL_PRE_MASTER_SECRET(1<<6);
4917 | ssl_session->state |= SSL_MASTER_SECRET(1<<5);
4918 | }
4919 |
4920 | /* Find the Libgcrypt cipher algorithm for the given SSL cipher suite ID */
4921 | if (cipher_suite->enc != ENC_NULL0x3D) {
4922 | const char *cipher_name = ciphers[cipher_suite->enc-ENC_START0x30];
4923 | ssl_debug_printf("%s CIPHER: %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
4924 | cipher_algo = ssl_get_cipher_by_name(cipher_name);
4925 | if (cipher_algo == 0) {
4926 | ssl_debug_printf("%s can't find cipher %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
4927 | return -1;
4928 | }
4929 | }
4930 |
4931 | /* Export ciphers consume less material from the key block. */
4932 | encr_key_len = ssl_get_cipher_export_keymat_size(cipher_suite->number);
4933 | is_export_cipher = encr_key_len > 0;
4934 | if (!is_export_cipher && cipher_suite->enc != ENC_NULL0x3D) {
4935 | encr_key_len = (unsigned)gcry_cipher_get_algo_keylen(cipher_algo);
4936 | }
4937 |
4938 | if (cipher_suite->mode == MODE_CBC) {
4939 | write_iv_len = (unsigned)gcry_cipher_get_algo_blklen(cipher_algo);
4940 | } else if (cipher_suite->mode == MODE_GCM || cipher_suite->mode == MODE_CCM || cipher_suite->mode == MODE_CCM_8) {
4941 | /* account for a four-byte salt for client and server side (from
4942 | * client_write_IV and server_write_IV), see GCMNonce (RFC 5288) */
4943 | write_iv_len = 4;
4944 | } else if (cipher_suite->mode == MODE_POLY1305) {
4945 | /* RFC 7905: SecurityParameters.fixed_iv_length is twelve bytes */
4946 | write_iv_len = 12;
4947 | }
4948 |
4949 | /* Compute the key block. First figure out how much data we need */
4950 | needed = ssl_cipher_suite_dig(cipher_suite)->len*2; /* MAC key */
4951 | needed += 2 * encr_key_len; /* encryption key */
4952 | needed += 2 * write_iv_len; /* write IV */
4953 |
4954 | key_block.data = (unsigned char *)g_malloc(needed);
4955 | ssl_debug_printf("%s sess key generation\n", G_STRFUNC((const char*) (__func__)));
4956 | if (!prf(ssl_session, &ssl_session->master_secret, "key expansion",
4957 | &ssl_session->server_random,&ssl_session->client_random,
4958 | &key_block, needed)) {
4959 | ssl_debug_printf("%s can't generate key_block\n", G_STRFUNC((const char*) (__func__)));
4960 | goto fail;
4961 | }
4962 | ssl_print_string("key expansion", &key_block);
4963 |
4964 | ptr=key_block.data;
4965 | /* client/server write MAC key (for non-AEAD ciphers) */
4966 | if (cipher_suite->mode == MODE_STREAM || cipher_suite->mode == MODE_CBC) {
4967 | c_mk=ptr; ptr+=ssl_cipher_suite_dig(cipher_suite)->len;
4968 | s_mk=ptr; ptr+=ssl_cipher_suite_dig(cipher_suite)->len;
4969 | }
4970 | /* client/server write encryption key */
4971 | c_wk=ptr; ptr += encr_key_len;
4972 | s_wk=ptr; ptr += encr_key_len;
4973 | /* client/server write IV (used as IV (for CBC) or salt (for AEAD)) */
4974 | if (write_iv_len > 0) {
4975 | c_iv=ptr; ptr += write_iv_len;
4976 | s_iv=ptr; /* ptr += write_iv_len; */
4977 | }
4978 |
4979 | /* export ciphers work with a smaller key length */
4980 | if (is_export_cipher) {
4981 | if (cipher_suite->mode == MODE_CBC) {
4982 |
4983 | /* We only have room for MAX_BLOCK_SIZE bytes IVs, but that's
4984 | all we should need. This is a sanity check */
4985 | if (write_iv_len > MAX_BLOCK_SIZE16) {
4986 | ssl_debug_printf("%s cipher suite block must be at most %d nut is %d\n",
4987 | G_STRFUNC((const char*) (__func__)), MAX_BLOCK_SIZE16, write_iv_len);
4988 | goto fail;
4989 | }
4990 |
4991 | if(ssl_session->session.version==SSLV3_VERSION0x300){
4992 | /* The length of these fields are ignored by this caller */
4993 | StringInfo iv_c, iv_s;
4994 | iv_c.data = _iv_c;
4995 | iv_s.data = _iv_s;
4996 |
4997 | ssl_debug_printf("%s ssl3_generate_export_iv\n", G_STRFUNC((const char*) (__func__)));
4998 | if (!ssl3_generate_export_iv(&ssl_session->client_random,
4999 | &ssl_session->server_random, &iv_c, write_iv_len)) {
5000 | goto fail;
5001 | }
5002 | ssl_debug_printf("%s ssl3_generate_export_iv(2)\n", G_STRFUNC((const char*) (__func__)));
5003 | if (!ssl3_generate_export_iv(&ssl_session->server_random,
5004 | &ssl_session->client_random, &iv_s, write_iv_len)) {
5005 | goto fail;
5006 | }
5007 | }
5008 | else{
5009 | uint8_t _iv_block[MAX_BLOCK_SIZE16 * 2];
5010 | StringInfo iv_block;
5011 | StringInfo key_null;
5012 | uint8_t _key_null;
5013 |
5014 | key_null.data = &_key_null;
5015 | key_null.data_len = 0;
5016 |
5017 | iv_block.data = _iv_block;
5018 |
5019 | ssl_debug_printf("%s prf(iv_block)\n", G_STRFUNC((const char*) (__func__)));
5020 | if (!prf(ssl_session, &key_null, "IV block",
5021 | &ssl_session->client_random,
5022 | &ssl_session->server_random, &iv_block,
5023 | write_iv_len * 2)) {
5024 | ssl_debug_printf("%s can't generate tls31 iv block\n", G_STRFUNC((const char*) (__func__)));
5025 | goto fail;
5026 | }
5027 |
5028 | memcpy(_iv_c, iv_block.data, write_iv_len);
5029 | memcpy(_iv_s, iv_block.data + write_iv_len, write_iv_len);
5030 | }
5031 |
5032 | c_iv=_iv_c;
5033 | s_iv=_iv_s;
5034 | }
5035 |
5036 | if (ssl_session->session.version==SSLV3_VERSION0x300){
5037 |
5038 | SSL_MD5_CTXgcry_md_hd_t md5;
5039 | ssl_debug_printf("%s MD5(client_random)\n", G_STRFUNC((const char*) (__func__)));
5040 |
5041 | if (ssl_md5_init(&md5) != 0)
5042 | goto fail;
5043 | ssl_md5_update(&md5,c_wk,encr_key_len);
5044 | ssl_md5_update(&md5,ssl_session->client_random.data,
5045 | ssl_session->client_random.data_len);
5046 | ssl_md5_update(&md5,ssl_session->server_random.data,
5047 | ssl_session->server_random.data_len);
5048 | ssl_md5_final(_key_c,&md5);
5049 | ssl_md5_cleanup(&md5);
5050 | c_wk=_key_c;
5051 |
5052 | if (ssl_md5_init(&md5) != 0)
5053 | goto fail;
5054 | ssl_debug_printf("%s MD5(server_random)\n", G_STRFUNC((const char*) (__func__)));
5055 | ssl_md5_update(&md5,s_wk,encr_key_len);
5056 | ssl_md5_update(&md5,ssl_session->server_random.data,
5057 | ssl_session->server_random.data_len);
5058 | ssl_md5_update(&md5,ssl_session->client_random.data,
5059 | ssl_session->client_random.data_len);
5060 | ssl_md5_final(_key_s,&md5);
5061 | ssl_md5_cleanup(&md5);
5062 | s_wk=_key_s;
5063 | }
5064 | else{
5065 | StringInfo key_c, key_s, k;
5066 | key_c.data = _key_c;
5067 | key_s.data = _key_s;
5068 |
5069 | k.data = c_wk;
5070 | k.data_len = encr_key_len;
5071 | ssl_debug_printf("%s PRF(key_c)\n", G_STRFUNC((const char*) (__func__)));
5072 | if (!prf(ssl_session, &k, "client write key",
5073 | &ssl_session->client_random,
5074 | &ssl_session->server_random, &key_c, sizeof(_key_c))) {
5075 | ssl_debug_printf("%s can't generate tll31 server key \n", G_STRFUNC((const char*) (__func__)));
5076 | goto fail;
5077 | }
5078 | c_wk=_key_c;
5079 |
5080 | k.data = s_wk;
5081 | k.data_len = encr_key_len;
5082 | ssl_debug_printf("%s PRF(key_s)\n", G_STRFUNC((const char*) (__func__)));
5083 | if (!prf(ssl_session, &k, "server write key",
5084 | &ssl_session->client_random,
5085 | &ssl_session->server_random, &key_s, sizeof(_key_s))) {
5086 | ssl_debug_printf("%s can't generate tll31 client key \n", G_STRFUNC((const char*) (__func__)));
5087 | goto fail;
5088 | }
5089 | s_wk=_key_s;
5090 | }
5091 | }
5092 |
5093 | /* show key material info */
5094 | if (c_mk != NULL((void*)0)) {
5095 | ssl_print_data("Client MAC key",c_mk,ssl_cipher_suite_dig(cipher_suite)->len);
5096 | ssl_print_data("Server MAC key",s_mk,ssl_cipher_suite_dig(cipher_suite)->len);
5097 | }
5098 | ssl_print_data("Client Write key", c_wk, encr_key_len);
5099 | ssl_print_data("Server Write key", s_wk, encr_key_len);
5100 | /* used as IV for CBC mode and the AEAD implicit nonce (salt) */
5101 | if (write_iv_len > 0) {
5102 | ssl_print_data("Client Write IV", c_iv, write_iv_len);
5103 | ssl_print_data("Server Write IV", s_iv, write_iv_len);
5104 | }
5105 |
5106 | create_decoders:
5107 | /* create both client and server ciphers*/
5108 | ssl_debug_printf("%s ssl_create_decoder(client)\n", G_STRFUNC((const char*) (__func__)));
5109 | ssl_session->client_new = ssl_create_decoder(cipher_suite, cipher_algo, ssl_session->session.compression, c_mk, c_wk, NULL((void*)0), c_iv, write_iv_len);
5110 | if (!ssl_session->client_new) {
5111 | ssl_debug_printf("%s can't init client decoder\n", G_STRFUNC((const char*) (__func__)));
5112 | goto fail;
5113 | }
5114 | ssl_debug_printf("%s ssl_create_decoder(server)\n", G_STRFUNC((const char*) (__func__)));
5115 | ssl_session->server_new = ssl_create_decoder(cipher_suite, cipher_algo, ssl_session->session.compression, s_mk, s_wk, NULL((void*)0), s_iv, write_iv_len);
5116 | if (!ssl_session->server_new) {
5117 | ssl_debug_printf("%s can't init server decoder\n", G_STRFUNC((const char*) (__func__)));
5118 | goto fail;
5119 | }
5120 |
5121 | /* Continue the SSL stream after renegotiation with new keys. */
5122 | ssl_session->client_new->flow = ssl_session->client ? ssl_session->client->flow : ssl_create_flow();
5123 | ssl_session->server_new->flow = ssl_session->server ? ssl_session->server->flow : ssl_create_flow();
5124 |
5125 | ssl_debug_printf("%s: client seq %" PRIu64"l" "u" ", server seq %" PRIu64"l" "u" "\n",
5126 | G_STRFUNC((const char*) (__func__)), ssl_session->client_new->seq, ssl_session->server_new->seq);
5127 | g_free(key_block.data);
5128 | ssl_session->state |= SSL_HAVE_SESSION_KEY(1<<3);
5129 | return 0;
5130 |
5131 | fail:
5132 | g_free(key_block.data);
5133 | return -1;
5134 | }
5135 |
5136 | /* Generated the key material based on the given secret. */
5137 | bool_Bool
5138 | tls13_generate_keys(SslDecryptSession *ssl_session, const StringInfo *secret, bool_Bool is_from_server)
5139 | {
5140 | bool_Bool success = false0;
5141 | unsigned char *write_key = NULL((void*)0), *write_iv = NULL((void*)0);
5142 | unsigned char *sn_key = NULL((void*)0);
5143 | SslDecoder *decoder;
5144 | unsigned key_length, iv_length;
5145 | int hash_algo;
5146 | const SslCipherSuite *cipher_suite = ssl_session->cipher_suite;
5147 | int cipher_algo;
5148 |
5149 | if ((ssl_session->session.version != TLSV1DOT3_VERSION0x304) && (ssl_session->session.version != DTLSV1DOT3_VERSION0xfefc)) {
5150 | ssl_debug_printf("%s only usable for TLS 1.3, not %#x!\n", G_STRFUNC((const char*) (__func__)),
5151 | ssl_session->session.version);
5152 | return false0;
5153 | }
5154 |
5155 | if (cipher_suite == NULL((void*)0)) {
5156 | ssl_debug_printf("%s Unknown cipher\n", G_STRFUNC((const char*) (__func__)));
5157 | return false0;
5158 | }
5159 |
5160 | if (cipher_suite->kex != KEX_TLS130x23) {
5161 | ssl_debug_printf("%s Invalid cipher suite 0x%04x spotted!\n", G_STRFUNC((const char*) (__func__)), cipher_suite->number);
5162 | return false0;
5163 | }
5164 |
5165 | /* Find the Libgcrypt cipher algorithm for the given SSL cipher suite ID */
5166 | const char *cipher_name = ciphers[cipher_suite->enc-ENC_START0x30];
5167 | ssl_debug_printf("%s CIPHER: %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
5168 | cipher_algo = ssl_get_cipher_by_name(cipher_name);
5169 | if (cipher_algo == 0) {
5170 | ssl_debug_printf("%s can't find cipher %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
5171 | return false0;
5172 | }
5173 |
5174 | const char *hash_name = ssl_cipher_suite_dig(cipher_suite)->name;
5175 | hash_algo = ssl_get_digest_by_name(hash_name);
5176 | if (!hash_algo) {
5177 | ssl_debug_printf("%s can't find hash function %s\n", G_STRFUNC((const char*) (__func__)), hash_name);
5178 | return false0;
5179 | }
5180 |
5181 | key_length = (unsigned) gcry_cipher_get_algo_keylen(cipher_algo);
5182 | /* AES-GCM/AES-CCM/Poly1305-ChaCha20 all have N_MIN=N_MAX = 12. */
5183 | iv_length = 12;
5184 | ssl_debug_printf("%s key_length %u iv_length %u\n", G_STRFUNC((const char*) (__func__)), key_length, iv_length);
5185 |
5186 | const char *label_prefix = tls13_hkdf_label_prefix(ssl_session);
5187 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "key", key_length, &write_key)) {
5188 | ssl_debug_printf("%s write_key expansion failed\n", G_STRFUNC((const char*) (__func__)));
5189 | return false0;
5190 | }
5191 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "iv", iv_length, &write_iv)) {
5192 | ssl_debug_printf("%s write_iv expansion failed\n", G_STRFUNC((const char*) (__func__)));
5193 | goto end;
5194 | }
5195 |
5196 | if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
5197 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "sn", key_length, &sn_key)) {
5198 | ssl_debug_printf("%s sn_key expansion failed\n", G_STRFUNC((const char*) (__func__)));
5199 | goto end;
5200 | }
5201 | }
5202 |
5203 | ssl_print_data(is_from_server ? "Server Write Key" : "Client Write Key", write_key, key_length);
5204 | ssl_print_data(is_from_server ? "Server Write IV" : "Client Write IV", write_iv, iv_length);
5205 | if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
5206 | ssl_print_data(is_from_server ? "Server Write SN" : "Client Write SN", sn_key, key_length);
5207 | }
5208 |
5209 | ssl_debug_printf("%s ssl_create_decoder(%s)\n", G_STRFUNC((const char*) (__func__)), is_from_server ? "server" : "client");
5210 | decoder = ssl_create_decoder(cipher_suite, cipher_algo, 0, NULL((void*)0), write_key, sn_key, write_iv, iv_length);
5211 | if (!decoder) {
5212 | ssl_debug_printf("%s can't init %s decoder\n", G_STRFUNC((const char*) (__func__)), is_from_server ? "server" : "client");
5213 | goto end;
5214 | }
5215 |
5216 | /* Continue the TLS session with new keys, but reuse old flow to keep things
5217 | * like "Follow TLS" working (by linking application data records). */
5218 | if (is_from_server) {
5219 | decoder->flow = ssl_session->server ? ssl_session->server->flow : ssl_create_flow();
5220 | ssl_session->server = decoder;
5221 | } else {
5222 | decoder->flow = ssl_session->client ? ssl_session->client->flow : ssl_create_flow();
5223 | ssl_session->client = decoder;
5224 | }
5225 | ssl_debug_printf("%s %s ready using cipher suite 0x%04x (cipher %s hash %s)\n", G_STRFUNC((const char*) (__func__)),
5226 | is_from_server ? "Server" : "Client", cipher_suite->number, cipher_name, hash_name);
5227 | success = true1;
5228 |
5229 | end:
5230 | wmem_free(NULL((void*)0), write_key);
5231 | wmem_free(NULL((void*)0), write_iv);
5232 | if (sn_key)
5233 | wmem_free(NULL((void*)0), sn_key);
5234 | return success;
5235 | }
5236 | /* (Pre-)master secrets calculations }}} */
5237 |
5238 | #ifdef HAVE_LIBGNUTLS1
5239 | /* Decrypt RSA pre-master secret using RSA private key. {{{ */
5240 | static bool_Bool
5241 | ssl_decrypt_pre_master_secret(SslDecryptSession *ssl_session,
5242 | StringInfo *encrypted_pre_master, GHashTable *key_hash)
5243 | {
5244 | int ret;
5245 |
5246 | if (!encrypted_pre_master)
5247 | return false0;
5248 |
5249 | if (KEX_IS_DH(ssl_session->cipher_suite->kex)((ssl_session->cipher_suite->kex) >= 0x10 && (ssl_session->cipher_suite->kex) <= 0x1b)) {
5250 | ssl_debug_printf("%s: session uses Diffie-Hellman key exchange "
5251 | "(cipher suite 0x%04X %s) and cannot be decrypted "
5252 | "using a RSA private key file.\n",
5253 | G_STRFUNC((const char*) (__func__)), ssl_session->session.cipher,
5254 | val_to_str_ext_const(ssl_session->session.cipher,
5255 | &ssl_31_ciphersuite_ext, "unknown"));
5256 | return false0;
5257 | } else if (ssl_session->cipher_suite->kex != KEX_RSA0x1e) {
5258 | ssl_debug_printf("%s key exchange %d different from KEX_RSA (%d)\n",
5259 | G_STRFUNC((const char*) (__func__)), ssl_session->cipher_suite->kex, KEX_RSA0x1e);
5260 | return false0;
5261 | }
5262 |
5263 | gnutls_privkey_t pk = (gnutls_privkey_t)g_hash_table_lookup(key_hash, ssl_session->cert_key_id);
5264 |
5265 | ssl_print_string("pre master encrypted", encrypted_pre_master);
5266 | ssl_debug_printf("%s: RSA_private_decrypt\n", G_STRFUNC((const char*) (__func__)));
5267 | const gnutls_datum_t epms = { encrypted_pre_master->data, encrypted_pre_master->data_len };
5268 | gnutls_datum_t pms = { 0 };
5269 | if (pk) {
5270 | // Try to decrypt using the RSA keys table from (D)TLS preferences.
5271 | ret = gnutls_privkey_decrypt_data(pk, 0, &epms, &pms);
5272 | } else {
5273 | // Try to decrypt using a hardware token.
5274 | ret = secrets_rsa_decrypt(ssl_session->cert_key_id, epms.data, epms.size, &pms.data, &pms.size);
5275 | }
5276 | if (ret < 0) {
5277 | ssl_debug_printf("%s: decryption failed: %d (%s)\n", G_STRFUNC((const char*) (__func__)), ret, gnutls_strerror(ret));
5278 | return false0;
5279 | }
5280 |
5281 | if (pms.size != 48) {
5282 | ssl_debug_printf("%s wrong pre_master_secret length (%d, expected %d)\n",
5283 | G_STRFUNC((const char*) (__func__)), pms.size, 48);
5284 | if (pk) {
5285 | gnutls_free(pms.data);
5286 | } else {
5287 | g_free(pms.data);
5288 | }
5289 | return false0;
5290 | }
5291 |
5292 | ssl_session->pre_master_secret.data = (uint8_t *)wmem_memdup(wmem_file_scope(), pms.data, 48);
5293 | ssl_session->pre_master_secret.data_len = 48;
5294 | if (pk) {
5295 | gnutls_free(pms.data);
5296 | } else {
5297 | g_free(pms.data);
5298 | }
5299 | ssl_print_string("pre master secret", &ssl_session->pre_master_secret);
5300 |
5301 | /* Remove the master secret if it was there.
5302 | This forces keying material regeneration in
5303 | case we're renegotiating */
5304 | ssl_session->state &= ~(SSL_MASTER_SECRET(1<<5)|SSL_HAVE_SESSION_KEY(1<<3));
5305 | ssl_session->state |= SSL_PRE_MASTER_SECRET(1<<6);
5306 | return true1;
5307 | } /* }}} */
5308 | #endif /* HAVE_LIBGNUTLS */
5309 |
5310 | /* Decryption integrity check {{{ */
5311 |
5312 | static int
5313 | tls_check_mac(SslDecoder*decoder, int ct, int ver, uint8_t* data,
5314 | uint32_t datalen, uint8_t* mac)
5315 | {
5316 | SSL_HMACgcry_md_hd_t hm;
5317 | int md;
5318 | uint32_t len;
5319 | uint8_t buf[DIGEST_MAX_SIZE48];
5320 | int16_t temp;
5321 |
5322 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5323 | ssl_debug_printf("tls_check_mac mac type:%s md %d\n",
5324 | ssl_cipher_suite_dig(decoder->cipher_suite)->name, md);
5325 |
5326 | if (ssl_hmac_init(&hm,md) != 0)
5327 | return -1;
5328 | if (ssl_hmac_setkey(&hm,decoder->mac_key.data,decoder->mac_key.data_len) != 0)
5329 | return -1;
5330 |
5331 | /* hash sequence number */
5332 | phtonu64(buf, decoder->seq);
5333 |
5334 | decoder->seq++;
5335 |
5336 | ssl_hmac_update(&hm,buf,8);
5337 |
5338 | /* hash content type */
5339 | buf[0]=ct;
5340 | ssl_hmac_update(&hm,buf,1);
5341 |
5342 | /* hash version,data length and data*/
5343 | /* *((int16_t*)buf) = g_htons(ver); */
5344 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5345 | memcpy(buf, &temp, 2);
5346 | ssl_hmac_update(&hm,buf,2);
5347 |
5348 | /* *((int16_t*)buf) = g_htons(datalen); */
5349 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5350 | memcpy(buf, &temp, 2);
5351 | ssl_hmac_update(&hm,buf,2);
5352 | ssl_hmac_update(&hm,data,datalen);
5353 |
5354 | /* get digest and digest len*/
5355 | len = sizeof(buf);
5356 | ssl_hmac_final(&hm,buf,&len);
5357 | ssl_hmac_cleanup(&hm);
5358 | ssl_print_data("Mac", buf, len);
5359 | if(memcmp(mac,buf,len))
5360 | return -1;
5361 |
5362 | return 0;
5363 | }
5364 |
5365 | static int
5366 | ssl3_check_mac(SslDecoder*decoder,int ct,uint8_t* data,
5367 | uint32_t datalen, uint8_t* mac)
5368 | {
5369 | SSL_MDgcry_md_hd_t mc;
5370 | int md;
5371 | uint32_t len;
5372 | uint8_t buf[64],dgst[20];
5373 | int pad_ct;
5374 | int16_t temp;
5375 |
5376 | pad_ct=(decoder->cipher_suite->dig==DIG_SHA0x41)?40:48;
5377 |
5378 | /* get cipher used for digest computation */
5379 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5380 | if (ssl_md_init(&mc,md) !=0)
5381 | return -1;
5382 |
5383 | /* do hash computation on data && padding */
5384 | ssl_md_update(&mc,decoder->mac_key.data,decoder->mac_key.data_len);
5385 |
5386 | /* hash padding*/
5387 | memset(buf,0x36,pad_ct);
5388 | ssl_md_update(&mc,buf,pad_ct);
5389 |
5390 | /* hash sequence number */
5391 | phtonu64(buf, decoder->seq);
5392 | decoder->seq++;
5393 | ssl_md_update(&mc,buf,8);
5394 |
5395 | /* hash content type */
5396 | buf[0]=ct;
5397 | ssl_md_update(&mc,buf,1);
5398 |
5399 | /* hash data length in network byte order and data*/
5400 | /* *((int16_t* )buf) = g_htons(datalen); */
5401 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5402 | memcpy(buf, &temp, 2);
5403 | ssl_md_update(&mc,buf,2);
5404 | ssl_md_update(&mc,data,datalen);
5405 |
5406 | /* get partial digest */
5407 | ssl_md_final(&mc,dgst,&len);
5408 | ssl_md_reset(&mc);
5409 |
5410 | /* hash mac key */
5411 | ssl_md_update(&mc,decoder->mac_key.data,decoder->mac_key.data_len);
5412 |
5413 | /* hash padding and partial digest*/
5414 | memset(buf,0x5c,pad_ct);
5415 | ssl_md_update(&mc,buf,pad_ct);
5416 | ssl_md_update(&mc,dgst,len);
5417 |
5418 | ssl_md_final(&mc,dgst,&len);
5419 | ssl_md_cleanup(&mc);
5420 |
5421 | if(memcmp(mac,dgst,len))
5422 | return -1;
5423 |
5424 | return 0;
5425 | }
5426 |
5427 | static int
5428 | dtls_check_mac(SslDecryptSession *ssl, SslDecoder*decoder, int ct, uint8_t* data,
5429 | uint32_t datalen, uint8_t* mac, const unsigned char *cid, uint8_t cidl)
5430 | {
5431 | SSL_HMACgcry_md_hd_t hm;
5432 | int md;
5433 | uint32_t len;
5434 | uint8_t buf[DIGEST_MAX_SIZE48];
5435 | int16_t temp;
5436 |
5437 | int ver = ssl->session.version;
5438 | bool_Bool is_cid = ((ct == SSL_ID_TLS12_CID) && (ver == DTLSV1DOT2_VERSION0xfefd));
5439 |
5440 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5441 | ssl_debug_printf("dtls_check_mac mac type:%s md %d\n",
5442 | ssl_cipher_suite_dig(decoder->cipher_suite)->name, md);
5443 |
5444 | if (ssl_hmac_init(&hm,md) != 0)
5445 | return -1;
5446 | if (ssl_hmac_setkey(&hm,decoder->mac_key.data,decoder->mac_key.data_len) != 0)
5447 | return -1;
5448 |
5449 | ssl_debug_printf("dtls_check_mac seq: %" PRIu64"l" "u" " epoch: %d\n",decoder->seq,decoder->epoch);
5450 |
5451 | if (is_cid && !ssl->session.deprecated_cid) {
5452 | /* hash seq num placeholder */
5453 | memset(buf,0xFF,8);
5454 | ssl_hmac_update(&hm,buf,8);
5455 |
5456 | /* hash content type + cid length + content type */
5457 | buf[0]=ct;
5458 | buf[1]=cidl;
5459 | buf[2]=ct;
5460 | ssl_hmac_update(&hm,buf,3);
5461 |
5462 | /* hash version */
5463 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5464 | memcpy(buf, &temp, 2);
5465 | ssl_hmac_update(&hm,buf,2);
5466 |
5467 | /* hash sequence number */
5468 | phtonu64(buf, decoder->seq);
5469 | buf[0]=decoder->epoch>>8;
5470 | buf[1]=(uint8_t)decoder->epoch;
5471 | ssl_hmac_update(&hm,buf,8);
5472 |
5473 | /* hash cid */
5474 | ssl_hmac_update(&hm,cid,cidl);
5475 | } else {
5476 | /* hash sequence number */
5477 | phtonu64(buf, decoder->seq);
5478 | buf[0]=decoder->epoch>>8;
5479 | buf[1]=(uint8_t)decoder->epoch;
5480 | ssl_hmac_update(&hm,buf,8);
5481 |
5482 | /* hash content type */
5483 | buf[0]=ct;
5484 | ssl_hmac_update(&hm,buf,1);
5485 |
5486 | /* hash version */
5487 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5488 | memcpy(buf, &temp, 2);
5489 | ssl_hmac_update(&hm,buf,2);
5490 |
5491 | if (is_cid && ssl->session.deprecated_cid) {
5492 | /* hash cid */
5493 | ssl_hmac_update(&hm,cid,cidl);
5494 |
5495 | /* hash cid length */
5496 | buf[0] = cidl;
5497 | ssl_hmac_update(&hm,buf,1);
5498 | }
5499 | }
5500 |
5501 | /* data length and data */
5502 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5503 | memcpy(buf, &temp, 2);
5504 | ssl_hmac_update(&hm,buf,2);
5505 | ssl_hmac_update(&hm,data,datalen);
5506 |
5507 | /* get digest and digest len */
5508 | len = sizeof(buf);
5509 | ssl_hmac_final(&hm,buf,&len);
5510 | ssl_hmac_cleanup(&hm);
5511 | ssl_print_data("Mac", buf, len);
5512 | if(memcmp(mac,buf,len))
5513 | return -1;
5514 |
5515 | return 0;
5516 | }
5517 | /* Decryption integrity check }}} */
5518 |
5519 |
5520 | static bool_Bool
5521 | tls_decrypt_aead_record(wmem_allocator_t* allocator, SslDecryptSession *ssl, SslDecoder *decoder,
5522 | uint8_t ct, uint16_t record_version,
5523 | bool_Bool ignore_mac_failed,
5524 | const unsigned char *in, uint16_t inl,
5525 | const unsigned char *cid, uint8_t cidl,
5526 | StringInfo *out_str, unsigned *outl)
5527 | {
5528 | /* RFC 5246 (TLS 1.2) 6.2.3.3 defines the TLSCipherText.fragment as:
5529 | * GenericAEADCipher: { nonce_explicit, [content] }
5530 | * In TLS 1.3 this explicit nonce is gone.
5531 | * With AES GCM/CCM, "[content]" is actually the concatenation of the
5532 | * ciphertext and authentication tag.
5533 | */
5534 | const uint16_t version = ssl->session.version;
5535 | const bool_Bool is_v12 = version == TLSV1DOT2_VERSION0x303 || version == DTLSV1DOT2_VERSION0xfefd || version == TLCPV1_VERSION0x101;
5536 | gcry_error_t err;
5537 | const unsigned char *explicit_nonce = NULL((void*)0), *ciphertext;
5538 | unsigned ciphertext_len, auth_tag_len;
5539 | unsigned char nonce[12];
5540 | const ssl_cipher_mode_t cipher_mode = decoder->cipher_suite->mode;
5541 | const bool_Bool is_cid = ct == SSL_ID_TLS12_CID && version == DTLSV1DOT2_VERSION0xfefd;
5542 | const uint8_t draft_version = ssl->session.tls13_draft_version;
5543 | const unsigned char *auth_tag_wire;
5544 | unsigned char auth_tag_calc[16];
5545 | unsigned char *aad = NULL((void*)0);
5546 | unsigned aad_len = 0;
5547 |
5548 | switch (cipher_mode) {
5549 | case MODE_GCM:
5550 | case MODE_CCM:
5551 | case MODE_POLY1305:
5552 | auth_tag_len = 16;
5553 | break;
5554 | case MODE_CCM_8:
5555 | auth_tag_len = 8;
5556 | break;
5557 | default:
5558 | ssl_debug_printf("%s unsupported cipher!\n", G_STRFUNC((const char*) (__func__)));
5559 | return false0;
5560 | }
5561 |
5562 | /* Parse input into explicit nonce (TLS 1.2 only), ciphertext and tag. */
5563 | if (is_v12 && cipher_mode != MODE_POLY1305) {
5564 | if (inl < EXPLICIT_NONCE_LEN8 + auth_tag_len) {
5565 | ssl_debug_printf("%s input %d is too small for explicit nonce %d and auth tag %d\n",
5566 | G_STRFUNC((const char*) (__func__)), inl, EXPLICIT_NONCE_LEN8, auth_tag_len);
5567 | return false0;
5568 | }
5569 | explicit_nonce = in;
5570 | ciphertext = explicit_nonce + EXPLICIT_NONCE_LEN8;
5571 | ciphertext_len = inl - EXPLICIT_NONCE_LEN8 - auth_tag_len;
5572 | } else if (version == TLSV1DOT3_VERSION0x304 || version == DTLSV1DOT3_VERSION0xfefc || cipher_mode == MODE_POLY1305) {
5573 | if (inl < auth_tag_len) {
5574 | ssl_debug_printf("%s input %d has no space for auth tag %d\n", G_STRFUNC((const char*) (__func__)), inl, auth_tag_len);
5575 | return false0;
5576 | }
5577 | ciphertext = in;
5578 | ciphertext_len = inl - auth_tag_len;
5579 | } else {
5580 | ssl_debug_printf("%s Unexpected TLS version %#x\n", G_STRFUNC((const char*) (__func__)), version);
5581 | return false0;
5582 | }
5583 | auth_tag_wire = ciphertext + ciphertext_len;
5584 |
5585 | /*
5586 | * Nonce construction is version-specific. Note that AEAD_CHACHA20_POLY1305
5587 | * (RFC 7905) uses a nonce construction similar to TLS 1.3.
5588 | */
5589 | if (is_v12 && cipher_mode != MODE_POLY1305) {
5590 | DISSECTOR_ASSERT(decoder->write_iv.data_len == IMPLICIT_NONCE_LEN)((void) ((decoder->write_iv.data_len == 4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 5590, "decoder->write_iv.data_len == 4"))));
5591 | /* Implicit (4) and explicit (8) part of nonce. */
5592 | memcpy(nonce, decoder->write_iv.data, IMPLICIT_NONCE_LEN4);
5593 | memcpy(nonce + IMPLICIT_NONCE_LEN4, explicit_nonce, EXPLICIT_NONCE_LEN8);
5594 |
5595 | } else if (version == TLSV1DOT3_VERSION0x304 || version == DTLSV1DOT3_VERSION0xfefc || cipher_mode == MODE_POLY1305) {
5596 | /*
5597 | * Technically the nonce length must be at least 8 bytes, but for
5598 | * AES-GCM, AES-CCM and Poly1305-ChaCha20 the nonce length is exact 12.
5599 | */
5600 | const unsigned nonce_len = 12;
5601 | DISSECTOR_ASSERT(decoder->write_iv.data_len == nonce_len)((void) ((decoder->write_iv.data_len == nonce_len) ? (void )0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 5601, "decoder->write_iv.data_len == nonce_len" ))));
5602 | memcpy(nonce, decoder->write_iv.data, decoder->write_iv.data_len);
5603 | /* Sequence number is left-padded with zeroes and XORed with write_iv */
5604 | phtonu64(nonce + nonce_len - 8, pntohu64(nonce + nonce_len - 8) ^ decoder->seq);
5605 | ssl_debug_printf("%s seq %" PRIu64"l" "u" "\n", G_STRFUNC((const char*) (__func__)), decoder->seq);
5606 | }
5607 |
5608 | /* Set nonce and additional authentication data */
5609 | gcry_cipher_reset(decoder->evp)gcry_cipher_ctl ((decoder->evp), GCRYCTL_RESET, ((void*)0) , 0);
5610 | ssl_print_data("nonce", nonce, 12);
5611 | err = gcry_cipher_setiv(decoder->evp, nonce, 12);
5612 | if (err) {
5613 | ssl_debug_printf("%s failed to set nonce: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5614 | return false0;
5615 | }
5616 |
5617 | /* (D)TLS 1.2 needs specific AAD, TLS 1.3 (before -25) uses empty AAD. */
5618 | if (is_cid) { /* if connection ID */
5619 | if (ssl->session.deprecated_cid) {
5620 | aad_len = 14 + cidl;
5621 | aad = wmem_alloc(allocator, aad_len);
5622 | phtonu64(aad, decoder->seq); /* record sequence number */
5623 | phtonu16(aad, decoder->epoch); /* DTLS 1.2 includes epoch. */
5624 | aad[8] = ct; /* TLSCompressed.type */
5625 | phtonu16(aad + 9, record_version); /* TLSCompressed.version */
5626 | memcpy(aad + 11, cid, cidl); /* cid */
5627 | aad[11 + cidl] = cidl; /* cid_length */
5628 | phtonu16(aad + 12 + cidl, ciphertext_len); /* TLSCompressed.length */
5629 | } else {
5630 | aad_len = 23 + cidl;
5631 | aad = wmem_alloc(allocator, aad_len);
5632 | memset(aad, 0xFF, 8); /* seq_num_placeholder */
5633 | aad[8] = ct; /* TLSCompressed.type */
5634 | aad[9] = cidl; /* cid_length */
5635 | aad[10] = ct; /* TLSCompressed.type */
5636 | phtonu16(aad + 11, record_version); /* TLSCompressed.version */
5637 | phtonu64(aad + 13, decoder->seq); /* record sequence number */
5638 | phtonu16(aad + 13, decoder->epoch); /* DTLS 1.2 includes epoch. */
5639 | memcpy(aad + 21, cid, cidl); /* cid */
5640 | phtonu16(aad + 21 + cidl, ciphertext_len); /* TLSCompressed.length */
5641 | }
5642 | } else if (is_v12) {
5643 | aad_len = 13;
5644 | aad = wmem_alloc(allocator, aad_len);
5645 | phtonu64(aad, decoder->seq); /* record sequence number */
5646 | if (version == DTLSV1DOT2_VERSION0xfefd) {
5647 | phtonu16(aad, decoder->epoch); /* DTLS 1.2 includes epoch. */
5648 | }
5649 | aad[8] = ct; /* TLSCompressed.type */
5650 | phtonu16(aad + 9, record_version); /* TLSCompressed.version */
5651 | phtonu16(aad + 11, ciphertext_len); /* TLSCompressed.length */
5652 | } else if (version == DTLSV1DOT3_VERSION0xfefc) {
5653 | aad_len = decoder->dtls13_aad.data_len;
5654 | aad = decoder->dtls13_aad.data;
5655 | } else if (draft_version >= 25 || draft_version == 0) {
5656 | aad_len = 5;
5657 | aad = wmem_alloc(allocator, aad_len);
5658 | aad[0] = ct; /* TLSCiphertext.opaque_type (23) */
5659 | phtonu16(aad + 1, record_version); /* TLSCiphertext.legacy_record_version (0x0303) */
5660 | phtonu16(aad + 3, inl); /* TLSCiphertext.length */
5661 | }
5662 |
5663 | if (decoder->cipher_suite->mode == MODE_CCM || decoder->cipher_suite->mode == MODE_CCM_8) {
5664 | /* size of plaintext, additional authenticated data and auth tag. */
5665 | uint64_t lengths[3] = { ciphertext_len, aad_len, auth_tag_len };
5666 |
5667 | gcry_cipher_ctl(decoder->evp, GCRYCTL_SET_CCM_LENGTHS, lengths, sizeof(lengths));
5668 | }
5669 |
5670 | if (aad && aad_len > 0) {
5671 | ssl_print_data("AAD", aad, aad_len);
5672 | err = gcry_cipher_authenticate(decoder->evp, aad, aad_len);
5673 | if (err) {
5674 | ssl_debug_printf("%s failed to set AAD: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5675 | return false0;
5676 | }
5677 | }
5678 |
5679 | /* Decrypt now that nonce and AAD are set. */
5680 | err = gcry_cipher_decrypt(decoder->evp, out_str->data, out_str->data_len, ciphertext, ciphertext_len);
5681 | if (err) {
5682 | ssl_debug_printf("%s decrypt failed: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5683 | return false0;
5684 | }
5685 |
5686 | /* Check authentication tag for authenticity (replaces MAC) */
5687 | err = gcry_cipher_gettag(decoder->evp, auth_tag_calc, auth_tag_len);
5688 | if (err == 0 && !memcmp(auth_tag_calc, auth_tag_wire, auth_tag_len)) {
5689 | ssl_print_data("auth_tag(OK)", auth_tag_calc, auth_tag_len);
5690 | } else {
5691 | if (err) {
5692 | ssl_debug_printf("%s cannot obtain tag: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5693 | } else {
5694 | ssl_debug_printf("%s auth tag mismatch\n", G_STRFUNC((const char*) (__func__)));
5695 | ssl_print_data("auth_tag(expect)", auth_tag_calc, auth_tag_len);
5696 | ssl_print_data("auth_tag(actual)", auth_tag_wire, auth_tag_len);
5697 | }
5698 | if (ignore_mac_failed) {
5699 | ssl_debug_printf("%s: auth check failed, but ignored for troubleshooting ;-)\n", G_STRFUNC((const char*) (__func__)));
5700 | } else {
5701 | return false0;
5702 | }
5703 | }
5704 |
5705 | /*
5706 | * Increment the (implicit) sequence number for TLS 1.2/1.3 and TLCP 1.1. This is done
5707 | * after successful authentication to ensure that early data is skipped when
5708 | * CLIENT_EARLY_TRAFFIC_SECRET keys are unavailable.
5709 | */
5710 | if (version == TLSV1DOT2_VERSION0x303 || version == TLSV1DOT3_VERSION0x304 || version == TLCPV1_VERSION0x101) {
5711 | decoder->seq++;
5712 | }
5713 |
5714 | ssl_print_data("Plaintext", out_str->data, ciphertext_len);
5715 | *outl = ciphertext_len;
5716 | return true1;
5717 | }
5718 |
5719 | /* Record decryption glue based on security parameters {{{ */
5720 | /* Assume that we are called only for a non-NULL decoder which also means that
5721 | * we have a non-NULL decoder->cipher_suite. */
5722 | int
5723 | ssl_decrypt_record(wmem_allocator_t* allocator, SslDecryptSession *ssl, SslDecoder *decoder, uint8_t ct, uint16_t record_version,
5724 | bool_Bool ignore_mac_failed,
5725 | const unsigned char *in, uint16_t inl, const unsigned char *cid, uint8_t cidl,
5726 | StringInfo *comp_str, StringInfo *out_str, unsigned *outl)
5727 | {
5728 | unsigned pad, worklen, uncomplen, maclen, mac_fraglen = 0;
5729 | uint8_t *mac = NULL((void*)0), *mac_frag = NULL((void*)0);
5730 |
5731 | ssl_debug_printf("ssl_decrypt_record ciphertext len %d\n", inl);
5732 | ssl_print_data("Ciphertext",in, inl);
5733 |
5734 | if (((ssl->session.version == TLSV1DOT3_VERSION0x304 || ssl->session.version == DTLSV1DOT3_VERSION0xfefc))
5735 | != (decoder->cipher_suite->kex == KEX_TLS130x23)) {
5736 | ssl_debug_printf("%s Invalid cipher suite for the protocol version!\n", G_STRFUNC((const char*) (__func__)));
5737 | return -1;
5738 | }
5739 |
5740 | /* ensure we have enough storage space for decrypted data */
5741 | if (inl > out_str->data_len)
5742 | {
5743 | ssl_debug_printf("ssl_decrypt_record: allocating %d bytes for decrypt data (old len %d)\n",
5744 | inl + 32, out_str->data_len);
5745 | ssl_data_realloc(out_str, inl + 32);
5746 | }
5747 |
5748 | /* AEAD ciphers (GenericAEADCipher in TLS 1.2; TLS 1.3) have no padding nor
5749 | * a separate MAC, so use a different routine for simplicity. */
5750 | if (decoder->cipher_suite->mode == MODE_GCM ||
5751 | decoder->cipher_suite->mode == MODE_CCM ||
5752 | decoder->cipher_suite->mode == MODE_CCM_8 ||
5753 | decoder->cipher_suite->mode == MODE_POLY1305 ||
5754 | ssl->session.version == TLSV1DOT3_VERSION0x304 ||
5755 | ssl->session.version == DTLSV1DOT3_VERSION0xfefc) {
5756 |
5757 | if (!tls_decrypt_aead_record(allocator, ssl, decoder, ct, record_version, ignore_mac_failed, in, inl, cid, cidl, out_str, &worklen)) {
5758 | /* decryption failed */
5759 | return -1;
5760 | }
5761 |
5762 | goto skip_mac;
5763 | }
5764 |
5765 | /* RFC 6101/2246: SSLCipherText/TLSCipherText has two structures for types:
5766 | * (notation: { unencrypted, [ encrypted ] })
5767 | * GenericStreamCipher: { [content, mac] }
5768 | * GenericBlockCipher: { IV (TLS 1.1+), [content, mac, padding, padding_len] }
5769 | * RFC 5426 (TLS 1.2): TLSCipherText has additionally:
5770 | * GenericAEADCipher: { nonce_explicit, [content] }
5771 | * RFC 4347 (DTLS): based on TLS 1.1, only GenericBlockCipher is supported.
5772 | * RFC 6347 (DTLS 1.2): based on TLS 1.2, includes GenericAEADCipher too.
5773 | */
5774 |
5775 | maclen = ssl_cipher_suite_dig(decoder->cipher_suite)->len;
5776 |
5777 | /* (TLS 1.1 and later, DTLS) Extract explicit IV for GenericBlockCipher */
5778 | if (decoder->cipher_suite->mode == MODE_CBC) {
5779 | unsigned blocksize = 0;
5780 |
5781 | switch (ssl->session.version) {
5782 | case TLSV1DOT1_VERSION0x302:
5783 | case TLSV1DOT2_VERSION0x303:
5784 | case DTLSV1DOT0_VERSION0xfeff:
5785 | case DTLSV1DOT2_VERSION0xfefd:
5786 | case DTLSV1DOT3_VERSION0xfefc:
5787 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
5788 | case TLCPV1_VERSION0x101:
5789 | blocksize = ssl_get_cipher_blocksize(decoder->cipher_suite);
5790 | if (inl < blocksize) {
5791 | ssl_debug_printf("ssl_decrypt_record failed: input %d has no space for IV %d\n",
5792 | inl, blocksize);
5793 | return -1;
5794 | }
5795 | pad = gcry_cipher_setiv(decoder->evp, in, blocksize);
5796 | if (pad != 0) {
5797 | ssl_debug_printf("ssl_decrypt_record failed: failed to set IV: %s %s\n",
5798 | gcry_strsource (pad), gcry_strerror (pad));
5799 | }
5800 |
5801 | inl -= blocksize;
5802 | in += blocksize;
5803 | break;
5804 | }
5805 |
5806 | /* Encrypt-then-MAC for (D)TLS (RFC 7366) */
5807 | if (ssl->state & SSL_ENCRYPT_THEN_MAC(1<<11)) {
5808 | /*
5809 | * MAC is calculated over (IV + ) ENCRYPTED contents:
5810 | *
5811 | * MAC(MAC_write_key, ... +
5812 | * IV + // for TLS 1.1 or greater
5813 | * TLSCiphertext.enc_content);
5814 | */
5815 | if (inl < maclen) {
5816 | ssl_debug_printf("%s failed: input %d has no space for MAC %d\n",
5817 | G_STRFUNC((const char*) (__func__)), inl, maclen);
5818 | return -1;
5819 | }
5820 | inl -= maclen;
5821 | mac = (uint8_t *)in + inl;
5822 | mac_frag = (uint8_t *)in - blocksize;
5823 | mac_fraglen = blocksize + inl;
5824 | }
5825 | }
5826 |
5827 | /* First decrypt*/
5828 | if ((pad = ssl_cipher_decrypt(&decoder->evp, out_str->data, out_str->data_len, in, inl)) != 0) {
5829 | ssl_debug_printf("ssl_decrypt_record failed: ssl_cipher_decrypt: %s %s\n", gcry_strsource (pad),
5830 | gcry_strerror (pad));
5831 | return -1;
5832 | }
5833 |
5834 | ssl_print_data("Plaintext", out_str->data, inl);
5835 | worklen=inl;
5836 |
5837 |
5838 | /* strip padding for GenericBlockCipher */
5839 | if (decoder->cipher_suite->mode == MODE_CBC) {
5840 | if (inl < 1) { /* Should this check happen earlier? */
5841 | ssl_debug_printf("ssl_decrypt_record failed: input length %d too small\n", inl);
5842 | return -1;
5843 | }
5844 | pad=out_str->data[inl-1];
5845 | if (worklen <= pad) {
5846 | ssl_debug_printf("ssl_decrypt_record failed: padding %d too large for work %d\n",
5847 | pad, worklen);
5848 | return -1;
5849 | }
5850 | worklen-=(pad+1);
5851 | ssl_debug_printf("ssl_decrypt_record found padding %d final len %d\n",
5852 | pad, worklen);
5853 | }
5854 |
5855 | /* MAC for GenericStreamCipher and GenericBlockCipher.
5856 | * (normal case without Encrypt-then-MAC (RFC 7366) extension. */
5857 | if (!mac) {
5858 | /*
5859 | * MAC is calculated over the DECRYPTED contents:
5860 | *
5861 | * MAC(MAC_write_key, ... + TLSCompressed.fragment);
5862 | */
5863 | if (worklen < maclen) {
5864 | ssl_debug_printf("%s wrong record len/padding outlen %d\n work %d\n", G_STRFUNC((const char*) (__func__)), *outl, worklen);
5865 | return -1;
5866 | }
5867 | worklen -= maclen;
5868 | mac = out_str->data + worklen;
5869 | mac_frag = out_str->data;
5870 | mac_fraglen = worklen;
5871 | }
5872 |
5873 | /* If NULL encryption active and no keys are available, do not bother
5874 | * checking the MAC. We do not have keys for that. */
5875 | if (decoder->cipher_suite->mode == MODE_STREAM &&
5876 | decoder->cipher_suite->enc == ENC_NULL0x3D &&
5877 | !(ssl->state & SSL_MASTER_SECRET(1<<5))) {
5878 | ssl_debug_printf("MAC check skipped due to missing keys\n");
5879 | decoder->seq++; // Increment this for display
5880 | goto skip_mac;
5881 | }
5882 |
5883 | /* Now check the MAC */
5884 | ssl_debug_printf("checking mac (len %d, version %X, ct %d seq %" PRIu64"l" "u" ")\n",
5885 | worklen, ssl->session.version, ct, decoder->seq);
5886 | if(ssl->session.version==SSLV3_VERSION0x300){
5887 | if(ssl3_check_mac(decoder,ct,mac_frag,mac_fraglen,mac) < 0) {
5888 | if(ignore_mac_failed) {
5889 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5890 | }
5891 | else{
5892 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5893 | return -1;
5894 | }
5895 | }
5896 | else{
5897 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5898 | }
5899 | }
5900 | else if(ssl->session.version==TLSV1_VERSION0x301 || ssl->session.version==TLSV1DOT1_VERSION0x302 || ssl->session.version==TLSV1DOT2_VERSION0x303 || ssl->session.version==TLCPV1_VERSION0x101){
5901 | if(tls_check_mac(decoder,ct,ssl->session.version,mac_frag,mac_fraglen,mac)< 0) {
5902 | if(ignore_mac_failed) {
5903 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5904 | }
5905 | else{
5906 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5907 | return -1;
5908 | }
5909 | }
5910 | else{
5911 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5912 | }
5913 | }
5914 | else if(ssl->session.version==DTLSV1DOT0_VERSION0xfeff ||
5915 | ssl->session.version==DTLSV1DOT2_VERSION0xfefd ||
5916 | ssl->session.version==DTLSV1DOT0_OPENSSL_VERSION0x100){
5917 | /* Try rfc-compliant mac first, and if failed, try old openssl's non-rfc-compliant mac */
5918 | if(dtls_check_mac(ssl,decoder,ct,mac_frag,mac_fraglen,mac,cid,cidl)>= 0) {
5919 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5920 | }
5921 | else if(tls_check_mac(decoder,ct,TLSV1_VERSION0x301,mac_frag,mac_fraglen,mac)>= 0) {
5922 | ssl_debug_printf("ssl_decrypt_record: dtls rfc-compliant mac failed, but old openssl's non-rfc-compliant mac ok\n");
5923 | }
5924 | else if(ignore_mac_failed) {
5925 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5926 | }
5927 | else{
5928 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5929 | return -1;
5930 | }
5931 | }
5932 | skip_mac:
5933 |
5934 | *outl = worklen;
5935 |
5936 | if (decoder->compression > 0) {
5937 | ssl_debug_printf("ssl_decrypt_record: compression method %d\n", decoder->compression);
5938 | ssl_data_copy(comp_str, out_str);
5939 | ssl_print_data("Plaintext compressed", comp_str->data, worklen);
5940 | if (!decoder->decomp) {
5941 | ssl_debug_printf("decrypt_ssl3_record: no decoder available\n");
5942 | return -1;
5943 | }
5944 | if (ssl_decompress_record(decoder->decomp, comp_str->data, worklen, out_str, &uncomplen) < 0) return -1;
5945 | ssl_print_data("Plaintext uncompressed", out_str->data, uncomplen);
5946 | *outl = uncomplen;
5947 | }
5948 |
5949 | return 0;
5950 | }
5951 | /* Record decryption glue based on security parameters }}} */
5952 |
5953 |
5954 |
5955 | #ifdef HAVE_LIBGNUTLS1
5956 |
5957 | /* RSA private key file processing {{{ */
5958 | static void
5959 | ssl_find_private_key_by_pubkey(SslDecryptSession *ssl,
5960 | gnutls_datum_t *subjectPublicKeyInfo)
5961 | {
5962 | gnutls_pubkey_t pubkey = NULL((void*)0);
5963 | cert_key_id_t key_id;
5964 | size_t key_id_len = sizeof(key_id);
5965 | int r;
5966 |
5967 | if (!subjectPublicKeyInfo->size) {
5968 | ssl_debug_printf("%s: could not find SubjectPublicKeyInfo\n", G_STRFUNC((const char*) (__func__)));
5969 | return;
5970 | }
5971 |
5972 | r = gnutls_pubkey_init(&pubkey);
5973 | if (r < 0) {
5974 | ssl_debug_printf("%s: failed to init pubkey: %s\n",
5975 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
5976 | return;
5977 | }
5978 |
5979 | r = gnutls_pubkey_import(pubkey, subjectPublicKeyInfo, GNUTLS_X509_FMT_DER);
5980 | if (r < 0) {
5981 | ssl_debug_printf("%s: failed to import pubkey from handshake: %s\n",
5982 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
5983 | goto end;
5984 | }
5985 |
5986 | if (gnutls_pubkey_get_pk_algorithm(pubkey, NULL((void*)0)) != GNUTLS_PK_RSA) {
5987 | ssl_debug_printf("%s: Not a RSA public key - ignoring.\n", G_STRFUNC((const char*) (__func__)));
5988 | goto end;
5989 | }
5990 |
5991 | /* Generate a 20-byte SHA-1 hash. */
5992 | r = gnutls_pubkey_get_key_id(pubkey, 0, key_id.key_id, &key_id_len);
5993 | if (r < 0) {
5994 | ssl_debug_printf("%s: failed to extract key id from pubkey: %s\n",
5995 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
5996 | goto end;
5997 | }
5998 |
5999 | if (key_id_len != sizeof(key_id)) {
6000 | ssl_debug_printf("%s: expected Key ID size %zu, got %zu\n",
6001 | G_STRFUNC((const char*) (__func__)), sizeof(key_id), key_id_len);
6002 | goto end;
6003 | }
6004 |
6005 | ssl_print_data("Certificate.KeyID", key_id.key_id, key_id_len);
6006 | ssl->cert_key_id = wmem_new(wmem_file_scope(), cert_key_id_t)((cert_key_id_t*)wmem_alloc((wmem_file_scope()), sizeof(cert_key_id_t )));
6007 | *ssl->cert_key_id = key_id;
6008 |
6009 | end:
6010 | gnutls_pubkey_deinit(pubkey);
6011 | }
6012 |
6013 | /* RSA private key file processing }}} */
6014 | #endif /* HAVE_LIBGNUTLS */
6015 |
6016 | /*--- Start of dissector-related code below ---*/
6017 |
6018 | /* This is not a "protocol" but ensures that this gets called during
6019 | * the handoff stage. */
6020 | void proto_reg_handoff_tls_utils(void);
6021 |
6022 | static dissector_handle_t base_tls_handle;
6023 | static dissector_handle_t dtls_handle;
6024 |
6025 | void
6026 | proto_reg_handoff_tls_utils(void)
6027 | {
6028 | base_tls_handle = find_dissector("tls");
6029 | dtls_handle = find_dissector("dtls");
6030 | }
6031 |
6032 | /* get ssl data for this session. if no ssl data is found allocate a new one*/
6033 | SslDecryptSession *
6034 | ssl_get_session(conversation_t *conversation, dissector_handle_t tls_handle)
6035 | {
6036 | void *conv_data;
6037 | SslDecryptSession *ssl_session;
6038 | int proto_ssl;
6039 |
6040 | /* Note proto_ssl is tls for either the main tls_handle or the
6041 | * tls13_handshake handle used by QUIC. */
6042 | proto_ssl = dissector_handle_get_protocol_index(tls_handle);
6043 | conv_data = conversation_get_proto_data(conversation, proto_ssl);
6044 | if (conv_data != NULL((void*)0))
6045 | return (SslDecryptSession *)conv_data;
6046 |
6047 | /* no previous SSL conversation info, initialize it. */
6048 | ssl_session = wmem_new0(wmem_file_scope(), SslDecryptSession)((SslDecryptSession*)wmem_alloc0((wmem_file_scope()), sizeof( SslDecryptSession)));
6049 |
6050 | /* data_len is the part that is meaningful, not the allocated length */
6051 | ssl_session->master_secret.data_len = 0;
6052 | ssl_session->master_secret.data = ssl_session->_master_secret;
6053 | ssl_session->session_id.data_len = 0;
6054 | ssl_session->session_id.data = ssl_session->_session_id;
6055 | ssl_session->client_random.data_len = 0;
6056 | ssl_session->client_random.data = ssl_session->_client_random;
6057 | ssl_session->server_random.data_len = 0;
6058 | ssl_session->server_random.data = ssl_session->_server_random;
6059 | ssl_session->session_ticket.data_len = 0;
6060 | ssl_session->session_ticket.data = NULL((void*)0); /* will be re-alloced as needed */
6061 | ssl_session->server_data_for_iv.data_len = 0;
6062 | ssl_session->server_data_for_iv.data = ssl_session->_server_data_for_iv;
6063 | ssl_session->client_data_for_iv.data_len = 0;
6064 | ssl_session->client_data_for_iv.data = ssl_session->_client_data_for_iv;
6065 | ssl_session->app_data_segment.data = NULL((void*)0);
6066 | ssl_session->app_data_segment.data_len = 0;
6067 | ssl_session->handshake_data.data=NULL((void*)0);
6068 | ssl_session->handshake_data.data_len=0;
6069 | ssl_session->ech_transcript.data=NULL((void*)0);
6070 | ssl_session->ech_transcript.data_len=0;
6071 |
6072 | /* Initialize parameters which are not necessary specific to decryption. */
6073 | ssl_session->session.version = SSL_VER_UNKNOWN0;
6074 | clear_address(&ssl_session->session.srv_addr);
6075 | ssl_session->session.srv_ptype = PT_NONE;
6076 | ssl_session->session.srv_port = 0;
6077 | ssl_session->session.dtls13_current_epoch[0] = ssl_session->session.dtls13_current_epoch[1] = 0;
6078 | ssl_session->session.dtls13_next_seq_num[0] = ssl_session->session.dtls13_next_seq_num[1] = 0;
6079 | ssl_session->session.client_random.data_len = 0;
6080 | ssl_session->session.client_random.data = ssl_session->session._client_random;
6081 | memset(ssl_session->session.ech_confirmation, 0, sizeof(ssl_session->session.ech_confirmation));
6082 | memset(ssl_session->session.hrr_ech_confirmation, 0, sizeof(ssl_session->session.hrr_ech_confirmation));
6083 | memset(ssl_session->session.first_ech_auth_tag, 0, sizeof(ssl_session->session.first_ech_auth_tag));
6084 | ssl_session->session.ech = false0;
6085 | ssl_session->session.hrr_ech_declined = false0;
6086 | ssl_session->session.first_ch_ech_frame = 0;
6087 |
6088 | /* We want to increment the stream count for the normal tls handle and
6089 | * dtls handle, but presumably not for the tls13_handshake handle used
6090 | * by QUIC (it has its own Follow Stream handling, and the QUIC stream
6091 | * doesn't get sent to the TLS follow tap.)
6092 | */
6093 | if (tls_handle == base_tls_handle) {
6094 | ssl_session->session.stream = tls_increment_stream_count();
6095 | } else if (tls_handle == dtls_handle) {
6096 | ssl_session->session.stream = dtls_increment_stream_count();
6097 | }
6098 |
6099 | conversation_add_proto_data(conversation, proto_ssl, ssl_session);
6100 | return ssl_session;
6101 | }
6102 |
6103 | void ssl_reset_session(SslSession *session, SslDecryptSession *ssl, bool_Bool is_client)
6104 | {
6105 | if (ssl) {
6106 | /* Ensure that secrets are not restored using stale identifiers. Split
6107 | * between client and server in case the packets somehow got out of order. */
6108 | int clear_flags = SSL_HAVE_SESSION_KEY(1<<3) | SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6);
6109 |
6110 | if (is_client) {
6111 | clear_flags |= SSL_CLIENT_EXTENDED_MASTER_SECRET(1<<7);
6112 | ssl->session_id.data_len = 0;
6113 | ssl->session_ticket.data_len = 0;
6114 | ssl->master_secret.data_len = 0;
6115 | ssl->client_random.data_len = 0;
6116 | ssl->has_early_data = false0;
6117 | if (ssl->handshake_data.data_len > 0) {
6118 | // The EMS handshake hash starts with at the Client Hello,
6119 | // ensure that any messages before it are forgotten.
6120 | wmem_free(wmem_file_scope(), ssl->handshake_data.data);
6121 | ssl->handshake_data.data = NULL((void*)0);
6122 | ssl->handshake_data.data_len = 0;
6123 | }
6124 | } else {
6125 | clear_flags |= SSL_SERVER_EXTENDED_MASTER_SECRET(1<<8) | SSL_NEW_SESSION_TICKET(1<<10);
6126 | ssl->server_random.data_len = 0;
6127 | ssl->pre_master_secret.data_len = 0;
6128 | #ifdef HAVE_LIBGNUTLS1
6129 | ssl->cert_key_id = NULL((void*)0);
6130 | #endif
6131 | ssl->psk.data_len = 0;
6132 | }
6133 |
6134 | if (ssl->state & clear_flags) {
6135 | ssl_debug_printf("%s detected renegotiation, clearing 0x%02x (%s side)\n",
6136 | G_STRFUNC((const char*) (__func__)), ssl->state & clear_flags, is_client ? "client" : "server");
6137 | ssl->state &= ~clear_flags;
6138 | }
6139 | }
6140 |
6141 | /* These flags might be used for non-decryption purposes and may affect the
6142 | * dissection, so reset them as well. */
6143 | if (is_client) {
6144 | session->client_cert_type = 0;
6145 | } else {
6146 | session->compression = 0;
6147 | session->server_cert_type = 0;
6148 | /* session->is_session_resumed is already handled in the ServerHello dissection. */
6149 | }
6150 | session->dtls13_next_seq_num[0] = session->dtls13_next_seq_num[1] = 0;
6151 | session->dtls13_current_epoch[0] = session->dtls13_current_epoch[1] = 0;
6152 | }
6153 |
6154 | void
6155 | tls_set_appdata_dissector(dissector_handle_t tls_handle, packet_info *pinfo,
6156 | dissector_handle_t app_handle)
6157 | {
6158 | conversation_t *conversation;
6159 | SslSession *session;
6160 |
6161 | /* Ignore if the TLS or other dissector is disabled. */
6162 | if (!tls_handle || !app_handle)
6163 | return;
6164 |
6165 | conversation = find_or_create_conversation(pinfo);
6166 | session = &ssl_get_session(conversation, tls_handle)->session;
6167 | session->app_handle = app_handle;
6168 | }
6169 |
6170 | static uint32_t
6171 | ssl_starttls(dissector_handle_t tls_handle, packet_info *pinfo,
6172 | dissector_handle_t app_handle, uint32_t last_nontls_frame)
6173 | {
6174 | conversation_t *conversation;
6175 | SslSession *session;
6176 |
6177 | /* Ignore if the TLS dissector is disabled. */
6178 | if (!tls_handle)
6179 | return 0;
6180 | /* The caller should always pass a valid handle to its own dissector. */
6181 | DISSECTOR_ASSERT(app_handle)((void) ((app_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6181, "app_handle"))));
6182 |
6183 | conversation = find_or_create_conversation(pinfo);
6184 | session = &ssl_get_session(conversation, tls_handle)->session;
6185 |
6186 | ssl_debug_printf("%s: old frame %d, app_handle=%p (%s)\n", G_STRFUNC((const char*) (__func__)),
6187 | session->last_nontls_frame,
6188 | (void *)session->app_handle,
6189 | dissector_handle_get_dissector_name(session->app_handle));
6190 | ssl_debug_printf("%s: current frame %d, app_handle=%p (%s)\n", G_STRFUNC((const char*) (__func__)),
6191 | pinfo->num, (void *)app_handle,
6192 | dissector_handle_get_dissector_name(app_handle));
6193 |
6194 | /* Do not switch again if a dissector did it before. */
6195 | if (session->last_nontls_frame) {
6196 | ssl_debug_printf("%s: not overriding previous app handle!\n", G_STRFUNC((const char*) (__func__)));
6197 | return session->last_nontls_frame;
6198 | }
6199 |
6200 | session->app_handle = app_handle;
6201 | /* The TLS dissector should be called first for this conversation. */
6202 | conversation_set_dissector(conversation, tls_handle);
6203 | /* TLS starts after this frame. */
6204 | session->last_nontls_frame = last_nontls_frame;
6205 | return 0;
6206 | }
6207 |
6208 | /* ssl_starttls_ack: mark future frames as encrypted. */
6209 | uint32_t
6210 | ssl_starttls_ack(dissector_handle_t tls_handle, packet_info *pinfo,
6211 | dissector_handle_t app_handle)
6212 | {
6213 | return ssl_starttls(tls_handle, pinfo, app_handle, pinfo->num);
6214 | }
6215 |
6216 | uint32_t
6217 | ssl_starttls_post_ack(dissector_handle_t tls_handle, packet_info *pinfo,
6218 | dissector_handle_t app_handle)
6219 | {
6220 | return ssl_starttls(tls_handle, pinfo, app_handle, pinfo->num - 1);
6221 | }
6222 |
6223 | dissector_handle_t
6224 | ssl_find_appdata_dissector(const char *name)
6225 | {
6226 | /* Accept 'http' for backwards compatibility and sanity. */
6227 | if (!strcmp(name, "http"))
6228 | name = "http-over-tls";
6229 | /* XXX - Should this check to see if the dissector is actually added for
6230 | * Decode As in the appropriate table?
6231 | */
6232 | return find_dissector(name);
6233 | }
6234 |
6235 | /* Functions for TLS/DTLS sessions and RSA private keys hashtables. {{{ */
6236 | static int
6237 | ssl_equal (const void *v, const void *v2)
6238 | {
6239 | const StringInfo *val1;
6240 | const StringInfo *val2;
6241 | val1 = (const StringInfo *)v;
6242 | val2 = (const StringInfo *)v2;
6243 |
6244 | if (val1->data_len == val2->data_len &&
6245 | !memcmp(val1->data, val2->data, val2->data_len)) {
6246 | return 1;
6247 | }
6248 | return 0;
6249 | }
6250 |
6251 | static unsigned
6252 | ssl_hash (const void *v)
6253 | {
6254 | unsigned l,hash;
6255 | const StringInfo* id;
6256 | const unsigned* cur;
6257 | hash = 0;
6258 | id = (const StringInfo*) v;
6259 |
6260 | /* id and id->data are mallocated in ssl_save_master_key(). As such 'data'
6261 | * should be aligned for any kind of access (for example as a unsigned as
6262 | * is done below). The intermediate void* cast is to prevent "cast
6263 | * increases required alignment of target type" warnings on CPUs (such
6264 | * as SPARCs) that do not allow misaligned memory accesses.
6265 | */
6266 | cur = (const unsigned*)(void*) id->data;
6267 |
6268 | for (l=4; (l < id->data_len); l+=4, cur++)
6269 | hash = hash ^ (*cur);
6270 |
6271 | return hash;
6272 | }
6273 | /* Functions for TLS/DTLS sessions and RSA private keys hashtables. }}} */
6274 |
6275 | /* Handling of association between tls/dtls ports and clear text protocol. {{{ */
6276 | void
6277 | ssl_association_add(const char* dissector_table_name, dissector_handle_t main_handle, dissector_handle_t subdissector_handle, unsigned port, bool_Bool tcp)
6278 | {
6279 | DISSECTOR_ASSERT(main_handle)((void) ((main_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6279, "main_handle"))));
6280 | DISSECTOR_ASSERT(subdissector_handle)((void) ((subdissector_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6280, "subdissector_handle"))));
6281 | /* Registration is required for Export PDU feature to work properly. */
6282 | DISSECTOR_ASSERT_HINT(dissector_handle_get_dissector_name(subdissector_handle),((void) ((dissector_handle_get_dissector_name(subdissector_handle )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/dissectors/packet-tls-utils.c", 6283, "dissector_handle_get_dissector_name(subdissector_handle)" , "SSL appdata dissectors must register with register_dissector()!" ))))
6283 | "SSL appdata dissectors must register with register_dissector()!")((void) ((dissector_handle_get_dissector_name(subdissector_handle )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/dissectors/packet-tls-utils.c", 6283, "dissector_handle_get_dissector_name(subdissector_handle)" , "SSL appdata dissectors must register with register_dissector()!" ))));
6284 | ssl_debug_printf("association_add %s port %d handle %p\n", dissector_table_name, port, (void *)subdissector_handle);
6285 |
6286 | if (port) {
6287 | dissector_add_uint(dissector_table_name, port, subdissector_handle);
6288 | if (tcp)
6289 | dissector_add_uint("tcp.port", port, main_handle);
6290 | else
6291 | dissector_add_uint("udp.port", port, main_handle);
6292 | dissector_add_uint("sctp.port", port, main_handle);
6293 | } else {
6294 | dissector_add_for_decode_as(dissector_table_name, subdissector_handle);
6295 | }
6296 | }
6297 |
6298 | void
6299 | ssl_association_remove(const char* dissector_table_name, dissector_handle_t main_handle, dissector_handle_t subdissector_handle, unsigned port, bool_Bool tcp)
6300 | {
6301 | ssl_debug_printf("ssl_association_remove removing %s %u - handle %p\n",
6302 | tcp?"TCP":"UDP", port, (void *)subdissector_handle);
6303 | if (main_handle) {
6304 | dissector_delete_uint(tcp?"tcp.port":"udp.port", port, main_handle);
6305 | dissector_delete_uint("sctp.port", port, main_handle);
6306 | }
6307 |
6308 | if (port) {
6309 | dissector_delete_uint(dissector_table_name, port, subdissector_handle);
6310 | }
6311 | }
6312 |
6313 | void
6314 | ssl_set_server(SslSession *session, address *addr, port_type ptype, uint32_t port)
6315 | {
6316 | copy_address_wmem(wmem_file_scope(), &session->srv_addr, addr);
6317 | session->srv_ptype = ptype;
6318 | session->srv_port = port;
6319 | }
6320 |
6321 | int
6322 | ssl_packet_from_server(SslSession *session, dissector_table_t table, const packet_info *pinfo)
6323 | {
6324 | int ret;
6325 | if (session && session->srv_addr.type != AT_NONE) {
6326 | ret = (session->srv_ptype == pinfo->ptype) &&
6327 | (session->srv_port == pinfo->srcport) &&
6328 | addresses_equal(&session->srv_addr, &pinfo->src);
6329 | } else {
6330 | ret = (dissector_get_uint_handle(table, pinfo->srcport) != 0);
6331 | }
6332 |
6333 | ssl_debug_printf("packet_from_server: is from server - %s\n", (ret)?"TRUE":"FALSE");
6334 | return ret;
6335 | }
6336 | /* Handling of association between tls/dtls ports and clear text protocol. }}} */
6337 |
6338 |
6339 | /* Links SSL records with the real packet data. {{{ */
6340 | SslPacketInfo *
6341 | tls_add_packet_info(int proto, packet_info *pinfo, uint8_t curr_layer_num_ssl)
6342 | {
6343 | SslPacketInfo *pi = (SslPacketInfo *)p_get_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl);
6344 | if (!pi) {
6345 | pi = wmem_new0(wmem_file_scope(), SslPacketInfo)((SslPacketInfo*)wmem_alloc0((wmem_file_scope()), sizeof(SslPacketInfo )));
6346 | pi->srcport = pinfo->srcport;
6347 | pi->destport = pinfo->destport;
6348 | p_add_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl, pi);
6349 | }
6350 |
6351 | return pi;
6352 | }
6353 |
6354 | /**
6355 | * Remembers the decrypted TLS record fragment (TLSInnerPlaintext in TLS 1.3) to
6356 | * avoid the need for a decoder in the second pass. Additionally, it remembers
6357 | * sequence numbers (for reassembly and Follow TLS Stream).
6358 | *
6359 | * @param proto The protocol identifier (proto_ssl or proto_dtls).
6360 | * @param pinfo The packet where the record originates from.
6361 | * @param plain_data Decrypted plaintext to store in the record.
6362 | * @param plain_data_len Total length of the plaintext.
6363 | * @param content_len Length of the plaintext section corresponding to the record content.
6364 | * @param record_id The identifier for this record within the current packet.
6365 | * @param flow Information about sequence numbers, etc.
6366 | * @param type TLS Content Type (such as handshake or application_data).
6367 | * @param curr_layer_num_ssl The layer identifier for this TLS session.
6368 | */
6369 | void
6370 | ssl_add_record_info(int proto, packet_info *pinfo,
6371 | const unsigned char *plain_data, int plain_data_len, int content_len,
6372 | int record_id, SslFlow *flow, ContentType type, uint8_t curr_layer_num_ssl,
6373 | uint64_t record_seq)
6374 | {
6375 | SslRecordInfo* rec, **prec;
6376 | SslPacketInfo *pi = tls_add_packet_info(proto, pinfo, curr_layer_num_ssl);
6377 |
6378 | ws_assert(content_len <= plain_data_len)do { if ((1) && !(content_len <= plain_data_len)) ws_log_fatal_full ("", LOG_LEVEL_ERROR, "epan/dissectors/packet-tls-utils.c", 6378 , __func__, "assertion failed: %s", "content_len <= plain_data_len" ); } while (0);
6379 |
6380 | rec = wmem_new(wmem_file_scope(), SslRecordInfo)((SslRecordInfo*)wmem_alloc((wmem_file_scope()), sizeof(SslRecordInfo )));
6381 | rec->plain_data = (unsigned char *)wmem_memdup(wmem_file_scope(), plain_data, plain_data_len);
6382 | rec->plain_data_len = plain_data_len;
6383 | rec->content_len = content_len;
6384 | rec->id = record_id;
6385 | rec->type = type;
6386 | rec->next = NULL((void*)0);
6387 | rec->record_seq = record_seq;
6388 |
6389 | if (flow && type == SSL_ID_APP_DATA) {
6390 | rec->seq = flow->byte_seq;
6391 | rec->flow = flow;
6392 | flow->byte_seq += content_len;
6393 | ssl_debug_printf("%s stored decrypted record seq=%d nxtseq=%d flow=%p\n",
6394 | G_STRFUNC((const char*) (__func__)), rec->seq, rec->seq + content_len, (void*)flow);
6395 | }
6396 |
6397 | /* Remember decrypted records. */
6398 | prec = &pi->records;
6399 | while (*prec) prec = &(*prec)->next;
6400 | *prec = rec;
6401 | }
6402 |
6403 | /* search in packet data for the specified id; return a newly created tvb for the associated data */
6404 | tvbuff_t*
6405 | ssl_get_record_info(tvbuff_t *parent_tvb, int proto, packet_info *pinfo, int record_id, uint8_t curr_layer_num_ssl, SslRecordInfo **matched_record)
6406 | {
6407 | SslRecordInfo* rec;
6408 | SslPacketInfo* pi;
6409 | pi = (SslPacketInfo *)p_get_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl);
6410 |
6411 | if (!pi)
6412 | return NULL((void*)0);
6413 |
6414 | for (rec = pi->records; rec; rec = rec->next)
6415 | if (rec->id == record_id) {
6416 | *matched_record = rec;
6417 | /* link new real_data_tvb with a parent tvb so it is freed when frame dissection is complete */
6418 | return tvb_new_child_real_data(parent_tvb, rec->plain_data, rec->plain_data_len, rec->plain_data_len);
6419 | }
6420 |
6421 | return NULL((void*)0);
6422 | }
6423 | /* Links SSL records with the real packet data. }}} */
6424 |
6425 | /* initialize/reset per capture state data (ssl sessions cache). {{{ */
6426 | void
6427 | ssl_common_init(ssl_master_key_map_t *mk_map,
6428 | StringInfo *decrypted_data, StringInfo *compressed_data)
6429 | {
6430 | mk_map->session = g_hash_table_new(ssl_hash, ssl_equal);
6431 | mk_map->tickets = g_hash_table_new(ssl_hash, ssl_equal);
6432 | mk_map->crandom = g_hash_table_new(ssl_hash, ssl_equal);
6433 | mk_map->pre_master = g_hash_table_new(ssl_hash, ssl_equal);
6434 | mk_map->pms = g_hash_table_new(ssl_hash, ssl_equal);
6435 | mk_map->tls13_client_early = g_hash_table_new(ssl_hash, ssl_equal);
6436 | mk_map->tls13_client_handshake = g_hash_table_new(ssl_hash, ssl_equal);
6437 | mk_map->tls13_server_handshake = g_hash_table_new(ssl_hash, ssl_equal);
6438 | mk_map->tls13_client_appdata = g_hash_table_new(ssl_hash, ssl_equal);
6439 | mk_map->tls13_server_appdata = g_hash_table_new(ssl_hash, ssl_equal);
6440 | mk_map->tls13_early_exporter = g_hash_table_new(ssl_hash, ssl_equal);
6441 | mk_map->tls13_exporter = g_hash_table_new(ssl_hash, ssl_equal);
6442 |
6443 | mk_map->ech_secret = g_hash_table_new(ssl_hash, ssl_equal);
6444 | mk_map->ech_config = g_hash_table_new(ssl_hash, ssl_equal);
6445 |
6446 | mk_map->used_crandom = g_hash_table_new(ssl_hash, ssl_equal);
6447 |
6448 | ssl_data_alloc(decrypted_data, 32);
6449 | ssl_data_alloc(compressed_data, 32);
6450 | }
6451 |
6452 | void
6453 | ssl_common_cleanup(ssl_master_key_map_t *mk_map, FILE **ssl_keylog_file,
6454 | StringInfo *decrypted_data, StringInfo *compressed_data)
6455 | {
6456 | g_hash_table_destroy(mk_map->session);
6457 | g_hash_table_destroy(mk_map->tickets);
6458 | g_hash_table_destroy(mk_map->crandom);
6459 | g_hash_table_destroy(mk_map->pre_master);
6460 | g_hash_table_destroy(mk_map->pms);
6461 | g_hash_table_destroy(mk_map->tls13_client_early);
6462 | g_hash_table_destroy(mk_map->tls13_client_handshake);
6463 | g_hash_table_destroy(mk_map->tls13_server_handshake);
6464 | g_hash_table_destroy(mk_map->tls13_client_appdata);
6465 | g_hash_table_destroy(mk_map->tls13_server_appdata);
6466 | g_hash_table_destroy(mk_map->tls13_early_exporter);
6467 | g_hash_table_destroy(mk_map->tls13_exporter);
6468 |
6469 | g_hash_table_destroy(mk_map->ech_secret);
6470 | g_hash_table_destroy(mk_map->ech_config);
6471 |
6472 | g_hash_table_destroy(mk_map->used_crandom);
6473 |
6474 | g_free(decrypted_data->data);
6475 | g_free(compressed_data->data);
6476 |
6477 | /* close the previous keylog file now that the cache are cleared, this
6478 | * allows the cache to be filled with the full keylog file contents. */
6479 | if (*ssl_keylog_file) {
6480 | fclose(*ssl_keylog_file);
6481 | *ssl_keylog_file = NULL((void*)0);
6482 | }
6483 | }
6484 | /* }}} */
6485 |
6486 | /* parse ssl related preferences (private keys and ports association strings) */
6487 | #if defined(HAVE_LIBGNUTLS1)
6488 | /* Load a single RSA key file item from preferences. {{{ */
6489 | void
6490 | ssl_parse_key_list(const ssldecrypt_assoc_t *uats, GHashTable *key_hash, const char* dissector_table_name, dissector_handle_t main_handle, bool_Bool tcp)
6491 | {
6492 | gnutls_x509_privkey_t x509_priv_key;
6493 | gnutls_privkey_t priv_key = NULL((void*)0);
6494 | FILE* fp = NULL((void*)0);
6495 | int ret;
6496 | size_t key_id_len = 20;
6497 | unsigned char *key_id = NULL((void*)0);
6498 | char *err = NULL((void*)0);
6499 | dissector_handle_t handle;
6500 | /* try to load keys file first */
6501 | fp = ws_fopenfopen(uats->keyfile, "rb");
6502 | if (!fp) {
6503 | report_open_failure(uats->keyfile, errno(*__errno_location ()), false0);
6504 | return;
6505 | }
6506 |
6507 | if ((int)strlen(uats->password) == 0) {
6508 | x509_priv_key = rsa_load_pem_key(fp, &err);
6509 | } else {
6510 | x509_priv_key = rsa_load_pkcs12(fp, uats->password, &err);
6511 | }
6512 | fclose(fp);
6513 |
6514 | if (!x509_priv_key) {
6515 | if (err) {
6516 | report_failure("Can't load private key from %s: %s",
6517 | uats->keyfile, err);
6518 | g_free(err);
6519 | } else
6520 | report_failure("Can't load private key from %s: unknown error",
6521 | uats->keyfile);
6522 | return;
6523 | }
6524 | if (err) {
6525 | report_failure("Load of private key from %s \"succeeded\" with error %s",
6526 | uats->keyfile, err);
6527 | g_free(err);
6528 | }
6529 |
6530 | gnutls_privkey_init(&priv_key);
6531 | ret = gnutls_privkey_import_x509(priv_key, x509_priv_key,
6532 | GNUTLS_PRIVKEY_IMPORT_AUTO_RELEASE|GNUTLS_PRIVKEY_IMPORT_COPY);
6533 | if (ret < 0) {
6534 | report_failure("Can't convert private key %s: %s",
6535 | uats->keyfile, gnutls_strerror(ret));
6536 | goto end;
6537 | }
6538 |
6539 | key_id = (unsigned char *) g_malloc0(key_id_len);
6540 | ret = gnutls_x509_privkey_get_key_id(x509_priv_key, 0, key_id, &key_id_len);
6541 | if (ret < 0) {
6542 | report_failure("Can't calculate public key ID for %s: %s",
6543 | uats->keyfile, gnutls_strerror(ret));
6544 | goto end;
6545 | }
6546 | ssl_print_data("KeyID", key_id, key_id_len);
6547 | if (key_id_len != 20) {
6548 | report_failure("Expected Key ID size %u for %s, got %zu", 20,
6549 | uats->keyfile, key_id_len);
6550 | goto end;
6551 | }
6552 |
6553 | g_hash_table_replace(key_hash, key_id, priv_key);
6554 | key_id = NULL((void*)0); /* used in key_hash, do not free. */
6555 | priv_key = NULL((void*)0);
6556 | ssl_debug_printf("ssl_init private key file %s successfully loaded.\n", uats->keyfile);
6557 |
6558 | handle = ssl_find_appdata_dissector(uats->protocol);
6559 | if (handle) {
6560 | /* Port to subprotocol mapping */
6561 | uint16_t port = 0;
6562 | if (ws_strtou16(uats->port, NULL((void*)0), &port)) {
6563 | if (port > 0) {
6564 | ssl_debug_printf("ssl_init port '%d' filename '%s' password(only for p12 file) '%s'\n",
6565 | port, uats->keyfile, uats->password);
6566 |
6567 | ssl_association_add(dissector_table_name, main_handle, handle, port, tcp);
6568 | }
6569 | } else {
6570 | if (strcmp(uats->port, "start_tls"))
6571 | ssl_debug_printf("invalid ssl_init_port: %s\n", uats->port);
6572 | }
6573 | }
6574 |
6575 | end:
6576 | gnutls_x509_privkey_deinit(x509_priv_key);
6577 | gnutls_privkey_deinit(priv_key);
6578 | g_free(key_id);
6579 | }
6580 | /* }}} */
6581 | #endif
6582 |
6583 |
6584 | /* Store/load a known (pre-)master secret from/for this SSL session. {{{ */
6585 | /** store a known (pre-)master secret into cache */
6586 | static void
6587 | ssl_save_master_key(const char *label, GHashTable *ht, StringInfo *key,
6588 | StringInfo *mk)
6589 | {
6590 | StringInfo *ht_key, *master_secret;
6591 |
6592 | if (key->data_len == 0) {
6593 | ssl_debug_printf("%s: not saving empty %s!\n", G_STRFUNC((const char*) (__func__)), label);
6594 | return;
6595 | }
6596 |
6597 | if (mk->data_len == 0) {
6598 | ssl_debug_printf("%s not saving empty (pre-)master secret for %s!\n",
6599 | G_STRFUNC((const char*) (__func__)), label);
6600 | return;
6601 | }
6602 |
6603 | /* ssl_hash() depends on session_ticket->data being aligned for unsigned access
6604 | * so be careful in changing how it is allocated. */
6605 | ht_key = ssl_data_clone(key);
6606 | master_secret = ssl_data_clone(mk);
6607 | g_hash_table_insert(ht, ht_key, master_secret);
6608 |
6609 | ssl_debug_printf("%s inserted (pre-)master secret for %s\n", G_STRFUNC((const char*) (__func__)), label);
6610 | ssl_print_string("stored key", ht_key);
6611 | ssl_print_string("stored (pre-)master secret", master_secret);
6612 | }
6613 |
6614 | /** restore a (pre-)master secret given some key in the cache */
6615 | static bool_Bool
6616 | ssl_restore_master_key(SslDecryptSession *ssl, const char *label,
6617 | bool_Bool is_pre_master, GHashTable *ht, StringInfo *key)
6618 | {
6619 | StringInfo *ms;
6620 |
6621 | if (key->data_len == 0) {
6622 | ssl_debug_printf("%s can't restore %smaster secret using an empty %s\n",
6623 | G_STRFUNC((const char*) (__func__)), is_pre_master ? "pre-" : "", label);
6624 | return false0;
6625 | }
6626 |
6627 | ms = (StringInfo *)g_hash_table_lookup(ht, key);
6628 | if (!ms) {
6629 | ssl_debug_printf("%s can't find %smaster secret by %s\n", G_STRFUNC((const char*) (__func__)),
6630 | is_pre_master ? "pre-" : "", label);
6631 | return false0;
6632 | }
6633 |
6634 | /* (pre)master secret found, clear knowledge of other keys and set it in the
6635 | * current conversation */
6636 | ssl->state &= ~(SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6) |
6637 | SSL_HAVE_SESSION_KEY(1<<3));
6638 | if (is_pre_master) {
6639 | /* unlike master secret, pre-master secret has a variable size (48 for
6640 | * RSA, varying for PSK) and is therefore not statically allocated */
6641 | ssl->pre_master_secret.data = (unsigned char *) wmem_alloc(wmem_file_scope(),
6642 | ms->data_len);
6643 | ssl_data_set(&ssl->pre_master_secret, ms->data, ms->data_len);
6644 | ssl->state |= SSL_PRE_MASTER_SECRET(1<<6);
6645 | } else {
6646 | ssl_data_set(&ssl->master_secret, ms->data, ms->data_len);
6647 | ssl->state |= SSL_MASTER_SECRET(1<<5);
6648 | }
6649 | ssl_debug_printf("%s %smaster secret retrieved using %s\n", G_STRFUNC((const char*) (__func__)),
6650 | is_pre_master ? "pre-" : "", label);
6651 | ssl_print_string(label, key);
6652 | ssl_print_string("(pre-)master secret", ms);
6653 | return true1;
6654 | }
6655 | /* Store/load a known (pre-)master secret from/for this SSL session. }}} */
6656 |
6657 | /* Should be called when all parameters are ready (after ChangeCipherSpec), and
6658 | * the decoder should be attempted to be initialized. {{{*/
6659 | void
6660 | ssl_finalize_decryption(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map)
6661 | {
6662 | if (ssl->session.version == TLSV1DOT3_VERSION0x304) {
1 | Assuming field 'version' is not equal to TLSV1DOT3_VERSION | →
2 | ← | Taking false branch | →
6663 | /* TLS 1.3 implementations only provide secrets derived from the master
6664 | * secret which are loaded in tls13_change_key. No master secrets can be
6665 | * loaded here, so just return. */
6666 | return;
6667 | }
6668 | ssl_debug_printf("%s state = 0x%02X\n", G_STRFUNC((const char*) (__func__)), ssl->state);
6669 | if (ssl->state & SSL_HAVE_SESSION_KEY(1<<3)) {
3 | ← | Assuming the condition is false | →
4 | ← | Taking false branch | →
6670 | ssl_debug_printf(" session key already available, nothing to do.\n");
6671 | return;
6672 | }
6673 | if (!(ssl->state & SSL_CIPHER(1<<2))) {
5 | ← | Assuming the condition is false | →
6674 | ssl_debug_printf(" Cipher suite (Server Hello) is missing!\n");
6675 | return;
6676 | }
6677 |
6678 | /* for decryption, there needs to be a master secret (which can be derived
6679 | * from pre-master secret). If missing, try to pick a master key from cache
6680 | * (an earlier packet in the capture or key logfile). */
6681 | if (!(ssl->state & (SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6))) &&
6 | ← | Assuming the condition is false | →
6682 | !ssl_restore_master_key(ssl, "Session ID", false0,
6683 | mk_map->session, &ssl->session_id) &&
6684 | (!ssl->session.is_session_resumed ||
6685 | !ssl_restore_master_key(ssl, "Session Ticket", false0,
6686 | mk_map->tickets, &ssl->session_ticket)) &&
6687 | !ssl_restore_master_key(ssl, "Client Random", false0,
6688 | mk_map->crandom, &ssl->client_random)) {
6689 | if (ssl->cipher_suite->enc != ENC_NULL0x3D) {
6690 | /* how unfortunate, the master secret could not be found */
6691 | ssl_debug_printf(" Cannot find master secret\n");
6692 | return;
6693 | } else {
6694 | ssl_debug_printf(" Cannot find master secret, continuing anyway "
6695 | "because of a NULL cipher\n");
6696 | }
6697 | }
6698 |
6699 | if (ssl_generate_keyring_material(ssl) < 0) {
7 | ← | Calling 'ssl_generate_keyring_material' | →
6700 | ssl_debug_printf("%s can't generate keyring material\n", G_STRFUNC((const char*) (__func__)));
6701 | return;
6702 | }
6703 | /* Save Client Random/ Session ID for "SSL Export Session keys" */
6704 | ssl_save_master_key("Client Random", mk_map->crandom,
6705 | &ssl->client_random, &ssl->master_secret);
6706 | ssl_save_master_key("Session ID", mk_map->session,
6707 | &ssl->session_id, &ssl->master_secret);
6708 | /* Only save the new secrets if the server sent the ticket. The client
6709 | * ticket might have become stale. */
6710 | if (ssl->state & SSL_NEW_SESSION_TICKET(1<<10)) {
6711 | ssl_save_master_key("Session Ticket", mk_map->tickets,
6712 | &ssl->session_ticket, &ssl->master_secret);
6713 | }
6714 | } /* }}} */
6715 |
6716 | /* Load the traffic key secret from the keylog file. */
6717 | StringInfo *
6718 | tls13_load_secret(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
6719 | bool_Bool is_from_server, TLSRecordType type)
6720 | {
6721 | GHashTable *key_map;
6722 | const char *label;
6723 |
6724 | if (ssl->session.version != TLSV1DOT3_VERSION0x304 && ssl->session.version != DTLSV1DOT3_VERSION0xfefc) {
6725 | ssl_debug_printf("%s TLS version %#x is not 1.3\n", G_STRFUNC((const char*) (__func__)), ssl->session.version);
6726 | return NULL((void*)0);
6727 | }
6728 |
6729 | if (ssl->client_random.data_len == 0) {
6730 | /* May happen if Hello message is missing and Finished is found. */
6731 | ssl_debug_printf("%s missing Client Random\n", G_STRFUNC((const char*) (__func__)));
6732 | return NULL((void*)0);
6733 | }
6734 |
6735 | switch (type) {
6736 | case TLS_SECRET_0RTT_APP:
6737 | DISSECTOR_ASSERT(!is_from_server)((void) ((!is_from_server) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6737, "!is_from_server"))));
6738 | label = "CLIENT_EARLY_TRAFFIC_SECRET";
6739 | key_map = mk_map->tls13_client_early;
6740 | break;
6741 | case TLS_SECRET_HANDSHAKE:
6742 | if (is_from_server) {
6743 | label = "SERVER_HANDSHAKE_TRAFFIC_SECRET";
6744 | key_map = mk_map->tls13_server_handshake;
6745 | } else {
6746 | label = "CLIENT_HANDSHAKE_TRAFFIC_SECRET";
6747 | key_map = mk_map->tls13_client_handshake;
6748 | }
6749 | break;
6750 | case TLS_SECRET_APP:
6751 | if (is_from_server) {
6752 | label = "SERVER_TRAFFIC_SECRET_0";
6753 | key_map = mk_map->tls13_server_appdata;
6754 | } else {
6755 | label = "CLIENT_TRAFFIC_SECRET_0";
6756 | key_map = mk_map->tls13_client_appdata;
6757 | }
6758 | break;
6759 | default:
6760 | ws_assert_not_reached()ws_log_fatal_full("", LOG_LEVEL_ERROR, "epan/dissectors/packet-tls-utils.c" , 6760, __func__, "assertion \"not reached\" failed");
6761 | }
6762 |
6763 | /* Transitioning to new keys, mark old ones as unusable. */
6764 | ssl_debug_printf("%s transitioning to new key, old state 0x%02x\n", G_STRFUNC((const char*) (__func__)), ssl->state);
6765 | ssl->state &= ~(SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6) | SSL_HAVE_SESSION_KEY(1<<3));
6766 |
6767 | StringInfo *secret = (StringInfo *)g_hash_table_lookup(key_map, &ssl->client_random);
6768 | if (!secret) {
6769 | ssl_debug_printf("%s Cannot find %s, decryption impossible\n", G_STRFUNC((const char*) (__func__)), label);
6770 | /* Disable decryption, the keys are invalid. */
6771 | if (is_from_server) {
6772 | ssl->server = NULL((void*)0);
6773 | } else {
6774 | ssl->client = NULL((void*)0);
6775 | }
6776 | return NULL((void*)0);
6777 | }
6778 |
6779 | /* TLS 1.3 secret found, set new keys. */
6780 | ssl_debug_printf("%s Retrieved TLS 1.3 traffic secret.\n", G_STRFUNC((const char*) (__func__)));
6781 | ssl_print_string("Client Random", &ssl->client_random);
6782 | ssl_print_string(label, secret);
6783 | return secret;
6784 | }
6785 |
6786 | /* Load the new key. */
6787 | void
6788 | tls13_change_key(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
6789 | bool_Bool is_from_server, TLSRecordType type)
6790 | {
6791 | if (ssl->state & SSL_QUIC_RECORD_LAYER(1<<13)) {
6792 | /*
6793 | * QUIC does not use the TLS record layer for message protection.
6794 | * The required keys will be extracted later by QUIC.
6795 | */
6796 | return;
6797 | }
6798 |
6799 | StringInfo *secret = tls13_load_secret(ssl, mk_map, is_from_server, type);
6800 | if (!secret) {
6801 | if (type != TLS_SECRET_HANDSHAKE) {
6802 | return;
6803 | }
6804 | /*
6805 | * Workaround for when for some reason we don't have the handshake
6806 | * secret but do have the application traffic secret. (#20240)
6807 | * If we can't find the handshake secret, we'll never decrypt the
6808 | * Finished message, so we won't know when to change to the app
6809 | * traffic key, so we do so now.
6810 | */
6811 | type = TLS_SECRET_APP;
6812 | secret = tls13_load_secret(ssl, mk_map, is_from_server, type);
6813 | if (!secret) {
6814 | return;
6815 | }
6816 | }
6817 |
6818 | if (tls13_generate_keys(ssl, secret, is_from_server)) {
6819 | /*
6820 | * Remember the application traffic secret to support Key Update. The
6821 | * other secrets cannot be used for this purpose, so free them.
6822 | */
6823 | SslDecoder *decoder = is_from_server ? ssl->server : ssl->client;
6824 | StringInfo *app_secret = &decoder->app_traffic_secret;
6825 | if (type == TLS_SECRET_APP) {
6826 | app_secret->data = (unsigned char *) wmem_realloc(wmem_file_scope(),
6827 | app_secret->data,
6828 | secret->data_len);
6829 | ssl_data_set(app_secret, secret->data, secret->data_len);
6830 | } else {
6831 | wmem_free(wmem_file_scope(), app_secret->data);
6832 | app_secret->data = NULL((void*)0);
6833 | app_secret->data_len = 0;
6834 | }
6835 | }
6836 | }
6837 |
6838 | /**
6839 | * Update to next application data traffic secret for TLS 1.3. The previous
6840 | * secret should have been set by tls13_change_key.
6841 | */
6842 | void
6843 | tls13_key_update(SslDecryptSession *ssl, bool_Bool is_from_server)
6844 | {
6845 | /* RFC 8446 Section 7.2:
6846 | * application_traffic_secret_N+1 =
6847 | * HKDF-Expand-Label(application_traffic_secret_N,
6848 | * "traffic upd", "", Hash.length)
6849 | *
6850 | * Both application_traffic_secret_N are of the same length (Hash.length).
6851 | */
6852 | const SslCipherSuite *cipher_suite = ssl->cipher_suite;
6853 | SslDecoder *decoder = is_from_server ? ssl->server : ssl->client;
6854 | StringInfo *app_secret = decoder ? &decoder->app_traffic_secret : NULL((void*)0);
6855 | uint8_t tls13_draft_version = ssl->session.tls13_draft_version;
6856 |
6857 | if (!cipher_suite || !app_secret || app_secret->data_len == 0) {
6858 | ssl_debug_printf("%s Cannot perform Key Update due to missing info\n", G_STRFUNC((const char*) (__func__)));
6859 | return;
6860 | }
6861 |
6862 | /*
6863 | * Previous traffic secret is available, so find the hash function,
6864 | * expand the new traffic secret and generate new keys.
6865 | */
6866 | const char *hash_name = ssl_cipher_suite_dig(cipher_suite)->name;
6867 | int hash_algo = ssl_get_digest_by_name(hash_name);
6868 | const unsigned hash_len = app_secret->data_len;
6869 | unsigned char *new_secret;
6870 | const char *label = "traffic upd";
6871 | if (tls13_draft_version && tls13_draft_version < 20) {
6872 | label = "application traffic secret";
6873 | }
6874 | if (!tls13_hkdf_expand_label(hash_algo, app_secret,
6875 | tls13_hkdf_label_prefix(ssl),
6876 | label, hash_len, &new_secret)) {
6877 | ssl_debug_printf("%s traffic_secret_N+1 expansion failed\n", G_STRFUNC((const char*) (__func__)));
6878 | return;
6879 | }
6880 | ssl_data_set(app_secret, new_secret, hash_len);
6881 | if (tls13_generate_keys(ssl, app_secret, is_from_server)) {
6882 | /*
6883 | * Remember the application traffic secret on the new decoder to
6884 | * support another Key Update.
6885 | */
6886 | decoder = is_from_server ? ssl->server : ssl->client;
6887 | app_secret = &decoder->app_traffic_secret;
6888 | app_secret->data = (unsigned char *) wmem_realloc(wmem_file_scope(),
6889 | app_secret->data,
6890 | hash_len);
6891 | ssl_data_set(app_secret, new_secret, hash_len);
6892 | }
6893 | wmem_free(NULL((void*)0), new_secret);
6894 | }
6895 |
6896 | void
6897 | tls_save_crandom(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map)
6898 | {
6899 | if (ssl && (ssl->state & SSL_CLIENT_RANDOM(1<<0))) {
6900 | g_hash_table_add(mk_map->used_crandom, ssl_data_clone(&ssl->client_random));
6901 | }
6902 | }
6903 |
6904 | /** SSL keylog file handling. {{{ */
6905 |
6906 | static GRegex *
6907 | ssl_compile_keyfile_regex(void)
6908 | {
6909 | #define OCTET "(?:[[:xdigit:]]{2})"
6910 | const char *pattern =
6911 | "(?:"
6912 | /* Matches Client Hellos having this Client Random */
6913 | "PMS_CLIENT_RANDOM (?<client_random_pms>" OCTET "{32}) "
6914 | /* Matches first part of encrypted RSA pre-master secret */
6915 | "|RSA (?<encrypted_pmk>" OCTET "{8}) "
6916 | /* Pre-Master-Secret is given, it is 48 bytes for RSA,
6917 | but it can be of any length for DHE */
6918 | ")(?<pms>" OCTET "+)"
6919 | "|(?:"
6920 | /* Matches Server Hellos having a Session ID */
6921 | "RSA Session-ID:(?<session_id>" OCTET "+) Master-Key:"
6922 | /* Matches Client Hellos having this Client Random */
6923 | "|CLIENT_RANDOM (?<client_random>" OCTET "{32}) "
6924 | /* Master-Secret is given, its length is fixed */
6925 | ")(?<master_secret>" OCTET "{" G_STRINGIFY(SSL_MASTER_SECRET_LENGTH)"48" "})"
6926 | "|(?"
6927 | /* TLS 1.3 Client Random to Derived Secrets mapping. */
6928 | ":CLIENT_EARLY_TRAFFIC_SECRET (?<client_early>" OCTET "{32})"
6929 | "|CLIENT_HANDSHAKE_TRAFFIC_SECRET (?<client_handshake>" OCTET "{32})"
6930 | "|SERVER_HANDSHAKE_TRAFFIC_SECRET (?<server_handshake>" OCTET "{32})"
6931 | "|CLIENT_TRAFFIC_SECRET_0 (?<client_appdata>" OCTET "{32})"
6932 | "|SERVER_TRAFFIC_SECRET_0 (?<server_appdata>" OCTET "{32})"
6933 | "|EARLY_EXPORTER_SECRET (?<early_exporter>" OCTET "{32})"
6934 | "|EXPORTER_SECRET (?<exporter>" OCTET "{32})"
6935 | /* ECH. Secret length is defined by HPKE KEM Nsecret and can vary between 32 and 64 bytes */
6936 | /* These labels and their notation are specified in draft-ietf-tls-ech-keylogfile-01 */
6937 | "|ECH_SECRET (?<ech_secret>" OCTET "{32,64})"
6938 | "|ECH_CONFIG (?<ech_config>" OCTET "{22,})"
6939 | ") (?<derived_secret>" OCTET "+)";
6940 | #undef OCTET
6941 | static GRegex *regex = NULL((void*)0);
6942 | GError *gerr = NULL((void*)0);
6943 |
6944 | if (!regex) {
6945 | regex = g_regex_new(pattern,
6946 | (GRegexCompileFlags)(G_REGEX_OPTIMIZE | G_REGEX_ANCHORED | G_REGEX_RAW),
6947 | G_REGEX_MATCH_ANCHORED, &gerr);
6948 | if (gerr) {
6949 | ssl_debug_printf("%s failed to compile regex: %s\n", G_STRFUNC((const char*) (__func__)),
6950 | gerr->message);
6951 | g_error_free(gerr);
6952 | regex = NULL((void*)0);
6953 | }
6954 | }
6955 |
6956 | return regex;
6957 | }
6958 |
6959 | typedef struct ssl_master_key_match_group {
6960 | const char *re_group_name;
6961 | GHashTable *master_key_ht;
6962 | } ssl_master_key_match_group_t;
6963 |
6964 | void
6965 | tls_keylog_process_lines(const ssl_master_key_map_t *mk_map, const uint8_t *data, unsigned datalen)
6966 | {
6967 | ssl_master_key_match_group_t mk_groups[] = {
6968 | { "encrypted_pmk", mk_map->pre_master },
6969 | { "session_id", mk_map->session },
6970 | { "client_random", mk_map->crandom },
6971 | { "client_random_pms", mk_map->pms },
6972 | /* TLS 1.3 map from Client Random to derived secret. */
6973 | { "client_early", mk_map->tls13_client_early },
6974 | { "client_handshake", mk_map->tls13_client_handshake },
6975 | { "server_handshake", mk_map->tls13_server_handshake },
6976 | { "client_appdata", mk_map->tls13_client_appdata },
6977 | { "server_appdata", mk_map->tls13_server_appdata },
6978 | { "early_exporter", mk_map->tls13_early_exporter },
6979 | { "exporter", mk_map->tls13_exporter },
6980 | { "ech_secret", mk_map->ech_secret },
6981 | { "ech_config", mk_map->ech_config },
6982 | };
6983 |
6984 | /* The format of the file is a series of records with one of the following formats:
6985 | * - "RSA xxxx yyyy"
6986 | * Where xxxx are the first 8 bytes of the encrypted pre-master secret (hex-encoded)
6987 | * Where yyyy is the cleartext pre-master secret (hex-encoded)
6988 | * (this is the original format introduced with bug 4349)
6989 | *
6990 | * - "RSA Session-ID:xxxx Master-Key:yyyy"
6991 | * Where xxxx is the SSL session ID (hex-encoded)
6992 | * Where yyyy is the cleartext master secret (hex-encoded)
6993 | * (added to support openssl s_client Master-Key output)
6994 | * This is somewhat is a misnomer because there's nothing RSA specific
6995 | * about this.
6996 | *
6997 | * - "PMS_CLIENT_RANDOM xxxx yyyy"
6998 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
6999 | * Where yyyy is the cleartext pre-master secret (hex-encoded)
7000 | * (This format allows SSL connections to be decrypted, if a user can
7001 | * capture the PMS but could not recover the MS for a specific session
7002 | * with a SSL Server.)
7003 | *
7004 | * - "CLIENT_RANDOM xxxx yyyy"
7005 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
7006 | * Where yyyy is the cleartext master secret (hex-encoded)
7007 | * (This format allows non-RSA SSL connections to be decrypted, i.e.
7008 | * ECDHE-RSA.)
7009 | *
7010 | * - "CLIENT_EARLY_TRAFFIC_SECRET xxxx yyyy"
7011 | * - "CLIENT_HANDSHAKE_TRAFFIC_SECRET xxxx yyyy"
7012 | * - "SERVER_HANDSHAKE_TRAFFIC_SECRET xxxx yyyy"
7013 | * - "CLIENT_TRAFFIC_SECRET_0 xxxx yyyy"
7014 | * - "SERVER_TRAFFIC_SECRET_0 xxxx yyyy"
7015 | * - "EARLY_EXPORTER_SECRET xxxx yyyy"
7016 | * - "EXPORTER_SECRET xxxx yyyy"
7017 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
7018 | * Where yyyy is the secret (hex-encoded) derived from the early,
7019 | * handshake or master secrets. (This format is introduced with TLS 1.3
7020 | * and supported by BoringSSL, OpenSSL, etc. See bug 12779.)
7021 | */
7022 | GRegex *regex = ssl_compile_keyfile_regex();
7023 | if (!regex)
7024 | return;
7025 |
7026 | const char *next_line = (const char *)data;
7027 | const char *line_end = next_line + datalen;
7028 | while (next_line && next_line < line_end) {
7029 | const char *line = next_line;
7030 | next_line = (const char *)memchr(line, '\n', line_end - line);
7031 | ssize_t linelen;
7032 |
7033 | if (next_line) {
7034 | linelen = next_line - line;
7035 | next_line++; /* drop LF */
7036 | } else {
7037 | linelen = (ssize_t)(line_end - line);
7038 | }
7039 | if (linelen > 0 && line[linelen - 1] == '\r') {
7040 | linelen--; /* drop CR */
7041 | }
7042 |
7043 | ssl_debug_printf(" checking keylog line: %.*s\n", (int)linelen, line);
7044 | GMatchInfo *mi;
7045 | if (g_regex_match_full(regex, line, linelen, 0, G_REGEX_MATCH_ANCHORED, &mi, NULL((void*)0))) {
7046 | char *hex_key, *hex_pre_ms_or_ms;
7047 | StringInfo *key = wmem_new(wmem_file_scope(), StringInfo)((StringInfo*)wmem_alloc((wmem_file_scope()), sizeof(StringInfo )));
7048 | StringInfo *pre_ms_or_ms = NULL((void*)0);
7049 | GHashTable *ht = NULL((void*)0);
7050 |
7051 | /* Is the PMS being supplied with the PMS_CLIENT_RANDOM
7052 | * otherwise we will use the Master Secret
7053 | */
7054 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "master_secret");
7055 | if (hex_pre_ms_or_ms == NULL((void*)0) || !*hex_pre_ms_or_ms) {
7056 | g_free(hex_pre_ms_or_ms);
7057 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "pms");
7058 | }
7059 | if (hex_pre_ms_or_ms == NULL((void*)0) || !*hex_pre_ms_or_ms) {
7060 | g_free(hex_pre_ms_or_ms);
7061 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "derived_secret");
7062 | }
7063 | /* There is always a match, otherwise the regex is wrong. */
7064 | DISSECTOR_ASSERT(hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms))((void) ((hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 7064, "hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms)" ))));
7065 |
7066 | /* convert from hex to bytes and save to hashtable */
7067 | pre_ms_or_ms = wmem_new(wmem_file_scope(), StringInfo)((StringInfo*)wmem_alloc((wmem_file_scope()), sizeof(StringInfo )));
7068 | from_hex(pre_ms_or_ms, hex_pre_ms_or_ms, strlen(hex_pre_ms_or_ms));
7069 | g_free(hex_pre_ms_or_ms);
7070 |
7071 | /* Find a master key from any format (CLIENT_RANDOM, SID, ...) */
7072 | for (unsigned i = 0; i < G_N_ELEMENTS(mk_groups)(sizeof (mk_groups) / sizeof ((mk_groups)[0])); i++) {
7073 | ssl_master_key_match_group_t *g = &mk_groups[i];
7074 | hex_key = g_match_info_fetch_named(mi, g->re_group_name);
7075 | if (hex_key && *hex_key) {
7076 | ssl_debug_printf(" matched %s\n", g->re_group_name);
7077 | ht = g->master_key_ht;
7078 | from_hex(key, hex_key, strlen(hex_key));
7079 | g_free(hex_key);
7080 | break;
7081 | }
7082 | g_free(hex_key);
7083 | }
7084 | DISSECTOR_ASSERT(ht)((void) ((ht) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 7084, "ht")))); /* Cannot be reached, or regex is wrong. */
7085 |
7086 | g_hash_table_insert(ht, key, pre_ms_or_ms);
7087 |
7088 | } else if (linelen > 0 && line[0] != '#') {
7089 | ssl_debug_printf(" unrecognized line\n");
7090 | }
7091 | /* always free match info even if there is no match. */
7092 | g_match_info_free(mi);
7093 | }
7094 | }
7095 |
7096 | void
7097 | ssl_load_keyfile(const char *tls_keylog_filename, FILE **keylog_file,
7098 | const ssl_master_key_map_t *mk_map)
7099 | {
7100 | /* no need to try if no key log file is configured. */
7101 | if (!tls_keylog_filename || !*tls_keylog_filename) {
7102 | ssl_debug_printf("%s dtls/tls.keylog_file is not configured!\n",
7103 | G_STRFUNC((const char*) (__func__)));
7104 | return;
7105 | }
7106 |
7107 | /* Validate regexes before even trying to use it. */
7108 | if (!ssl_compile_keyfile_regex()) {
7109 | return;
7110 | }
7111 |
7112 | ssl_debug_printf("trying to use TLS keylog in %s\n", tls_keylog_filename);
7113 |
7114 | /* if the keylog file was deleted/overwritten, re-open it */
7115 | if (*keylog_file && file_needs_reopen(ws_filenofileno(*keylog_file), tls_keylog_filename)) {
7116 | ssl_debug_printf("%s file got deleted, trying to re-open\n", G_STRFUNC((const char*) (__func__)));
7117 | fclose(*keylog_file);
7118 | *keylog_file = NULL((void*)0);
7119 | }
7120 |
7121 | if (*keylog_file == NULL((void*)0)) {
7122 | *keylog_file = ws_fopenfopen(tls_keylog_filename, "r");
7123 | if (!*keylog_file) {
7124 | ssl_debug_printf("%s failed to open SSL keylog\n", G_STRFUNC((const char*) (__func__)));
7125 | return;
7126 | }
7127 | }
7128 |
7129 | for (;;) {
7130 | char buf[1110], *line;
7131 | line = fgets(buf, sizeof(buf), *keylog_file);
7132 | if (!line) {
7133 | if (feof(*keylog_file)) {
7134 | /* Ensure that newly appended keys can be read in the future. */
7135 | clearerr(*keylog_file);
7136 | } else if (ferror(*keylog_file)) {
7137 | ssl_debug_printf("%s Error while reading key log file, closing it!\n", G_STRFUNC((const char*) (__func__)));
7138 | fclose(*keylog_file);
7139 | *keylog_file = NULL((void*)0);
7140 | }
7141 | break;
7142 | }
7143 | tls_keylog_process_lines(mk_map, (uint8_t *)line, (int)strlen(line));
7144 | }
7145 | }
7146 | /** SSL keylog file handling. }}} */
7147 |
7148 | #ifdef SSL_DECRYPT_DEBUG /* {{{ */
7149 |
7150 | static FILE* ssl_debug_file;
7151 |
7152 | void
7153 | ssl_set_debug(const char* name)
7154 | {
7155 | static int debug_file_must_be_closed;
7156 | int use_stderr;
7157 |
7158 | use_stderr = name?(strcmp(name, SSL_DEBUG_USE_STDERR"-") == 0):0;
7159 |
7160 | if (debug_file_must_be_closed)
7161 | fclose(ssl_debug_file);
7162 |
7163 | if (use_stderr)
7164 | ssl_debug_file = stderrstderr;
7165 | else if (!name || (strcmp(name, "") ==0))
7166 | ssl_debug_file = NULL((void*)0);
7167 | else
7168 | ssl_debug_file = ws_fopenfopen(name, "w");
7169 |
7170 | if (!use_stderr && ssl_debug_file)
7171 | debug_file_must_be_closed = 1;
7172 | else
7173 | debug_file_must_be_closed = 0;
7174 |
7175 | ssl_debug_printf("Wireshark SSL debug log \n\n");
7176 | #ifdef HAVE_LIBGNUTLS1
7177 | ssl_debug_printf("GnuTLS version: %s\n", gnutls_check_version(NULL((void*)0)));
7178 | #endif
7179 | ssl_debug_printf("Libgcrypt version: %s\n", gcry_check_version(NULL((void*)0)));
7180 | ssl_debug_printf("\n");
7181 | }
7182 |
7183 | void
7184 | ssl_debug_flush(void)
7185 | {
7186 | if (ssl_debug_file)
7187 | fflush(ssl_debug_file);
7188 | }
7189 |
7190 | void
7191 | ssl_debug_printf(const char* fmt, ...)
7192 | {
7193 | va_list ap;
7194 |
7195 | if (!ssl_debug_file)
7196 | return;
7197 |
7198 | va_start(ap, fmt)__builtin_va_start(ap, fmt);
7199 | vfprintf(ssl_debug_file, fmt, ap);
7200 | va_end(ap)__builtin_va_end(ap);
7201 | }
7202 |
7203 | void
7204 | ssl_print_data(const char* name, const unsigned char* data, size_t len)
7205 | {
7206 | size_t i, j, k;
7207 | if (!ssl_debug_file)
7208 | return;
7209 | fprintf(ssl_debug_file,"%s[%d]:\n",name, (int) len);
7210 | for (i=0; i<len; i+=16) {
7211 | fprintf(ssl_debug_file,"| ");
7212 | for (j=i, k=0; k<16 && j<len; ++j, ++k)
7213 | fprintf(ssl_debug_file,"%.2x ",data[j]);
7214 | for (; k<16; ++k)
7215 | fprintf(ssl_debug_file," ");
7216 | fputc('|', ssl_debug_file);
7217 | for (j=i, k=0; k<16 && j<len; ++j, ++k) {
7218 | unsigned char c = data[j];
7219 | if (!g_ascii_isprint(c)((g_ascii_table[(guchar) (c)] & G_ASCII_PRINT) != 0) || (c=='\t')) c = '.';
7220 | fputc(c, ssl_debug_file);
7221 | }
7222 | for (; k<16; ++k)
7223 | fputc(' ', ssl_debug_file);
7224 | fprintf(ssl_debug_file,"|\n");
7225 | }
7226 | }
7227 |
7228 | void
7229 | ssl_print_string(const char* name, const StringInfo* data)
7230 | {
7231 | ssl_print_data(name, data->data, data->data_len);
7232 | }
7233 | #endif /* SSL_DECRYPT_DEBUG }}} */
7234 |
7235 | /* UAT preferences callbacks. {{{ */
7236 | /* checks for SSL and DTLS UAT key list fields */
7237 |
7238 | bool_Bool
7239 | ssldecrypt_uat_fld_ip_chk_cb(void* r _U___attribute__((unused)), const char* p _U___attribute__((unused)), unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7240 | {
7241 | // This should be removed in favor of Decode As. Make it optional.
7242 | *err = NULL((void*)0);
7243 | return true1;
7244 | }
7245 |
7246 | bool_Bool
7247 | ssldecrypt_uat_fld_port_chk_cb(void* r _U___attribute__((unused)), const char* p, unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7248 | {
7249 | if (!p || strlen(p) == 0u) {
7250 | // This should be removed in favor of Decode As. Make it optional.
7251 | *err = NULL((void*)0);
7252 | return true1;
7253 | }
7254 |
7255 | if (strcmp(p, "start_tls") != 0){
7256 | uint16_t port;
7257 | if (!ws_strtou16(p, NULL((void*)0), &port)) {
7258 | *err = g_strdup("Invalid port given.")g_strdup_inline ("Invalid port given.");
7259 | return false0;
7260 | }
7261 | }
7262 |
7263 | *err = NULL((void*)0);
7264 | return true1;
7265 | }
7266 |
7267 | bool_Bool
7268 | ssldecrypt_uat_fld_fileopen_chk_cb(void* r _U___attribute__((unused)), const char* p, unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7269 | {
7270 | ws_statb64struct stat st;
7271 |
7272 | if (!p || strlen(p) == 0u) {
7273 | *err = g_strdup("No filename given.")g_strdup_inline ("No filename given.");
7274 | return false0;
7275 | } else {
7276 | if (ws_stat64stat(p, &st) != 0) {
7277 | *err = ws_strdup_printf("File '%s' does not exist or access is denied.", p)wmem_strdup_printf(((void*)0), "File '%s' does not exist or access is denied." , p);
7278 | return false0;
7279 | }
7280 | }
7281 |
7282 | *err = NULL((void*)0);
7283 | return true1;
7284 | }
7285 |
7286 | bool_Bool
7287 | ssldecrypt_uat_fld_password_chk_cb(void *r _U___attribute__((unused)), const char *p _U___attribute__((unused)), unsigned len _U___attribute__((unused)), const void *u1 _U___attribute__((unused)), const void *u2 _U___attribute__((unused)), char **err)
7288 | {
7289 | #if defined(HAVE_LIBGNUTLS1)
7290 | ssldecrypt_assoc_t* f = (ssldecrypt_assoc_t *)r;
7291 | FILE *fp = NULL((void*)0);
7292 |
7293 | if (p && (strlen(p) > 0u)) {
7294 | fp = ws_fopenfopen(f->keyfile, "rb");
7295 | if (fp) {
7296 | char *msg = NULL((void*)0);
7297 | gnutls_x509_privkey_t priv_key = rsa_load_pkcs12(fp, p, &msg);
7298 | if (!priv_key) {
7299 | fclose(fp);
7300 | *err = ws_strdup_printf("Could not load PKCS#12 key file: %s", msg)wmem_strdup_printf(((void*)0), "Could not load PKCS#12 key file: %s" , msg);
7301 | g_free(msg);
7302 | return false0;
7303 | }
7304 | g_free(msg);
7305 | gnutls_x509_privkey_deinit(priv_key);
7306 | fclose(fp);
7307 | } else {
7308 | *err = ws_strdup_printf("Leave this field blank if the keyfile is not PKCS#12.")wmem_strdup_printf(((void*)0), "Leave this field blank if the keyfile is not PKCS#12." );
7309 | return false0;
7310 | }
7311 | }
7312 |
7313 | *err = NULL((void*)0);
7314 | return true1;
7315 | #else
7316 | *err = g_strdup("Cannot load key files, support is not compiled in.")g_strdup_inline ("Cannot load key files, support is not compiled in." );
7317 | return false0;
7318 | #endif
7319 | }
7320 | /* UAT preferences callbacks. }}} */
7321 |
7322 | /** maximum size of ssl_association_info() string */
7323 | #define SSL_ASSOC_MAX_LEN8192 8192
7324 |
7325 | typedef struct ssl_association_info_callback_data
7326 | {
7327 | char *str;
7328 | const char *table_protocol;
7329 | } ssl_association_info_callback_data_t;
7330 |
7331 | /**
7332 | * callback function used by ssl_association_info() to traverse the SSL associations.
7333 | */
7334 | static void
7335 | ssl_association_info_(const char *table _U___attribute__((unused)), void *handle, void *user_data)
7336 | {
7337 | ssl_association_info_callback_data_t* data = (ssl_association_info_callback_data_t*)user_data;
7338 | const int l = (const int)strlen(data->str);
7339 | snprintf(data->str+l, SSL_ASSOC_MAX_LEN8192-l, "'%s' (%s)\n", dissector_handle_get_dissector_name((dissector_handle_t)handle), dissector_handle_get_description((dissector_handle_t)handle));
7340 | }
7341 |
7342 | /**
7343 | * @return an information string on the SSL protocol associations. The string must be freed.
7344 | */
7345 | char*
7346 | ssl_association_info(const char* dissector_table_name, const char* table_protocol)
7347 | {
7348 | ssl_association_info_callback_data_t data;
7349 |
7350 | data.str = (char *)g_malloc0(SSL_ASSOC_MAX_LEN8192);
7351 | data.table_protocol = table_protocol;
7352 | dissector_table_foreach_handle(dissector_table_name, ssl_association_info_, &data);
7353 | return data.str;
7354 | }
7355 |
7356 |
7357 | /** Begin of code related to dissection of wire data. */
7358 |
7359 | /* Helpers for dissecting Variable-Length Vectors. {{{ */
7360 | bool_Bool
7361 | ssl_add_vector(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
7362 | unsigned offset, unsigned offset_end, uint32_t *ret_length,
7363 | int hf_length, uint32_t min_value, uint32_t max_value)
7364 | {
7365 | unsigned veclen_size;
7366 | uint32_t veclen_value;
7367 | proto_item *pi;
7368 |
7369 | DISSECTOR_ASSERT_CMPUINT(min_value, <=, max_value)((void) ((min_value <= max_value) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion " "min_value" " " "<=" " " "max_value" " (" "%" "l" "u" " " "<=" " " "%" "l" "u" ")", "epan/dissectors/packet-tls-utils.c" , 7369, (uint64_t)min_value, (uint64_t)max_value))));
7370 | if (offset > offset_end) {
7371 | expert_add_info_format(pinfo, tree, &hf->ei.malformed_buffer_too_small,
7372 | "Vector offset is past buffer end offset (%u > %u)",
7373 | offset, offset_end);
7374 | *ret_length = 0;
7375 | return false0; /* Cannot read length. */
7376 | }
7377 |
7378 | if (max_value > 0xffffff) {
7379 | veclen_size = 4;
7380 | } else if (max_value > 0xffff) {
7381 | veclen_size = 3;
7382 | } else if (max_value > 0xff) {
7383 | veclen_size = 2;
7384 | } else {
7385 | veclen_size = 1;
7386 | }
7387 |
7388 | if (offset_end - offset < veclen_size) {
7389 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_buffer_too_small,
7390 | tvb, offset, offset_end - offset,
7391 | "No more room for vector of length %u",
7392 | veclen_size);
7393 | *ret_length = 0;
7394 | return false0; /* Cannot read length. */
7395 | }
7396 |
7397 | pi = proto_tree_add_item_ret_uint(tree, hf_length, tvb, offset, veclen_size, ENC_BIG_ENDIAN0x00000000, &veclen_value);
7398 | offset += veclen_size;
7399 |
7400 | if (veclen_value < min_value) {
7401 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_vector_length,
7402 | "Vector length %u is smaller than minimum %u",
7403 | veclen_value, min_value);
7404 | } else if (veclen_value > max_value) {
7405 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_vector_length,
7406 | "Vector length %u is larger than maximum %u",
7407 | veclen_value, max_value);
7408 | }
7409 |
7410 | if (offset_end - offset < veclen_value) {
7411 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_buffer_too_small,
7412 | "Vector length %u is too large, truncating it to %u",
7413 | veclen_value, offset_end - offset);
7414 | *ret_length = offset_end - offset;
7415 | return false0; /* Length is truncated to avoid overflow. */
7416 | }
7417 |
7418 | *ret_length = veclen_value;
7419 | return true1; /* Length is OK. */
7420 | }
7421 |
7422 | bool_Bool
7423 | ssl_end_vector(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
7424 | unsigned offset, unsigned offset_end)
7425 | {
7426 | if (offset < offset_end) {
7427 | unsigned trailing = offset_end - offset;
7428 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_trailing_data,
7429 | tvb, offset, trailing,
7430 | "%u trailing byte%s unprocessed",
7431 | trailing, plurality(trailing, " was", "s were")((trailing) == 1 ? (" was") : ("s were")));
7432 | return false0; /* unprocessed data warning */
7433 | } else if (offset > offset_end) {
7434 | /*
7435 | * Returned offset runs past the end. This should not happen and is
7436 | * possibly a dissector bug.
7437 | */
7438 | unsigned excess = offset - offset_end;
7439 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_buffer_too_small,
7440 | tvb, offset_end, excess,
7441 | "Dissector processed too much data (%u byte%s)",
7442 | excess, plurality(excess, "", "s")((excess) == 1 ? ("") : ("s")));
7443 | return false0; /* overflow error */
7444 | }
7445 |
7446 | return true1; /* OK, offset matches. */
7447 | }
7448 | /** }}} */
7449 |
7450 |
7451 | static uint32_t
7452 | ssl_dissect_digitally_signed(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7453 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
7454 | uint16_t version, int hf_sig_len, int hf_sig);
7455 |
7456 | /* change_cipher_spec(20) dissection */
7457 | void
7458 | ssl_dissect_change_cipher_spec(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7459 | packet_info *pinfo, proto_tree *tree,
7460 | uint32_t offset, SslSession *session,
7461 | bool_Bool is_from_server,
7462 | const SslDecryptSession *ssl)
7463 | {
7464 | /*
7465 | * struct {
7466 | * enum { change_cipher_spec(1), (255) } type;
7467 | * } ChangeCipherSpec;
7468 | */
7469 | proto_item *ti;
7470 | proto_item_set_text(tree,
7471 | "%s Record Layer: %s Protocol: Change Cipher Spec",
7472 | val_to_str_const(session->version, ssl_version_short_names, "SSL"),
7473 | val_to_str_const(SSL_ID_CHG_CIPHER_SPEC, ssl_31_content_type, "unknown"));
7474 | ti = proto_tree_add_item(tree, hf->hf.change_cipher_spec, tvb, offset, 1, ENC_NA0x00000000);
7475 |
7476 | if (session->version == TLSV1DOT3_VERSION0x304) {
7477 | /* CCS is a dummy message in TLS 1.3, do not parse it further. */
7478 | return;
7479 | }
7480 |
7481 | /* Remember frame number of first CCS */
7482 | uint32_t *ccs_frame = is_from_server ? &session->server_ccs_frame : &session->client_ccs_frame;
7483 | if (*ccs_frame == 0)
7484 | *ccs_frame = pinfo->num;
7485 |
7486 | /* Use heuristics to detect an abbreviated handshake, assume that missing
7487 | * ServerHelloDone implies reusing previously negotiating keys. Then when
7488 | * a Session ID or ticket is present, it must be a resumed session.
7489 | * Normally this should be done at the Finished message, but that may be
7490 | * encrypted so we do it here, at the last cleartext message. */
7491 | if (is_from_server && ssl) {
7492 | if (session->is_session_resumed) {
7493 | const char *resumed = NULL((void*)0);
7494 | if (ssl->session_ticket.data_len) {
7495 | resumed = "Session Ticket";
7496 | } else if (ssl->session_id.data_len) {
7497 | resumed = "Session ID";
7498 | }
7499 | if (resumed) {
7500 | ssl_debug_printf("%s Session resumption using %s\n", G_STRFUNC((const char*) (__func__)), resumed);
7501 | } else {
7502 | /* Can happen if the capture somehow starts in the middle */
7503 | ssl_debug_printf("%s No Session resumption, missing packets?\n", G_STRFUNC((const char*) (__func__)));
7504 | }
7505 | } else {
7506 | ssl_debug_printf("%s Not using Session resumption\n", G_STRFUNC((const char*) (__func__)));
7507 | }
7508 | }
7509 | if (is_from_server && session->is_session_resumed)
7510 | expert_add_info(pinfo, ti, &hf->ei.resumed);
7511 | }
7512 |
7513 | /** Begin of handshake(22) record dissections */
7514 |
7515 | /* Dissects a SignatureScheme (TLS 1.3) or SignatureAndHashAlgorithm (TLS 1.2).
7516 | * {{{ */
7517 | static void
7518 | tls_dissect_signature_algorithm(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset, ja4_data_t *ja4_data)
7519 | {
7520 | uint32_t sighash, hashalg, sigalg;
7521 | proto_item *ti_sigalg;
7522 | proto_tree *sigalg_tree;
7523 |
7524 | ti_sigalg = proto_tree_add_item_ret_uint(tree, hf->hf.hs_sig_hash_alg, tvb,
7525 | offset, 2, ENC_BIG_ENDIAN0x00000000, &sighash);
7526 | if (ja4_data) {
7527 | wmem_list_append(ja4_data->sighash_list, GUINT_TO_POINTER(sighash)((gpointer) (gulong) (sighash)));
7528 | }
7529 |
7530 | sigalg_tree = proto_item_add_subtree(ti_sigalg, hf->ett.hs_sig_hash_alg);
7531 |
7532 | /* TLS 1.2: SignatureAndHashAlgorithm { hash, signature } */
7533 | proto_tree_add_item_ret_uint(sigalg_tree, hf->hf.hs_sig_hash_hash, tvb,
7534 | offset, 1, ENC_BIG_ENDIAN0x00000000, &hashalg);
7535 | proto_tree_add_item_ret_uint(sigalg_tree, hf->hf.hs_sig_hash_sig, tvb,
7536 | offset + 1, 1, ENC_BIG_ENDIAN0x00000000, &sigalg);
7537 |
7538 | /* No TLS 1.3 SignatureScheme? Fallback to TLS 1.2 interpretation. */
7539 | if (!try_val_to_str(sighash, tls13_signature_algorithm)) {
7540 | proto_item_set_text(ti_sigalg, "Signature Algorithm: %s %s (0x%04x)",
7541 | val_to_str_const(hashalg, tls_hash_algorithm, "Unknown"),
7542 | val_to_str_const(sigalg, tls_signature_algorithm, "Unknown"),
7543 | sighash);
7544 | }
7545 | } /* }}} */
7546 |
7547 | /* dissect a list of hash algorithms, return the number of bytes dissected
7548 | this is used for the signature algorithms extension and for the
7549 | TLS1.2 certificate request. {{{ */
7550 | static int
7551 | ssl_dissect_hash_alg_list(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
7552 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, ja4_data_t *ja4_data)
7553 | {
7554 | /* https://tools.ietf.org/html/rfc5246#section-7.4.1.4.1
7555 | * struct {
7556 | * HashAlgorithm hash;
7557 | * SignatureAlgorithm signature;
7558 | * } SignatureAndHashAlgorithm;
7559 | * SignatureAndHashAlgorithm supported_signature_algorithms<2..2^16-2>;
7560 | */
7561 | proto_tree *subtree;
7562 | proto_item *ti;
7563 | unsigned sh_alg_length;
7564 | uint32_t next_offset;
7565 |
7566 | /* SignatureAndHashAlgorithm supported_signature_algorithms<2..2^16-2> */
7567 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sh_alg_length,
7568 | hf->hf.hs_sig_hash_alg_len, 2, UINT16_MAX(65535) - 1)) {
7569 | return offset_end;
7570 | }
7571 | offset += 2;
7572 | next_offset = offset + sh_alg_length;
7573 |
7574 | ti = proto_tree_add_none_format(tree, hf->hf.hs_sig_hash_algs, tvb, offset, sh_alg_length,
7575 | "Signature Hash Algorithms (%u algorithm%s)",
7576 | sh_alg_length / 2, plurality(sh_alg_length / 2, "", "s")((sh_alg_length / 2) == 1 ? ("") : ("s")));
7577 | subtree = proto_item_add_subtree(ti, hf->ett.hs_sig_hash_algs);
7578 |
7579 | while (offset + 2 <= next_offset) {
7580 | tls_dissect_signature_algorithm(hf, tvb, subtree, offset, ja4_data);
7581 | offset += 2;
7582 | }
7583 |
7584 | if (!ssl_end_vector(hf, tvb, pinfo, subtree, offset, next_offset)) {
7585 | offset = next_offset;
7586 | }
7587 |
7588 | return offset;
7589 | } /* }}} */
7590 |
7591 | /* Dissection of DistinguishedName (for CertificateRequest and
7592 | * certificate_authorities extension). {{{ */
7593 | static uint32_t
7594 | tls_dissect_certificate_authorities(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7595 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
7596 | {
7597 | proto_item *ti;
7598 | proto_tree *subtree;
7599 | uint32_t dnames_length, next_offset;
7600 | asn1_ctx_t asn1_ctx;
7601 | int dnames_count = 100; /* the maximum number of DNs to add to the tree */
7602 |
7603 | /* Note: minimum length is 0 for TLS 1.1/1.2 and 3 for earlier/later */
7604 | /* DistinguishedName certificate_authorities<0..2^16-1> */
7605 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &dnames_length,
7606 | hf->hf.hs_dnames_len, 0, UINT16_MAX(65535))) {
7607 | return offset_end;
7608 | }
7609 | offset += 2;
7610 | next_offset = offset + dnames_length;
7611 |
7612 | if (dnames_length > 0) {
7613 | ti = proto_tree_add_none_format(tree,
7614 | hf->hf.hs_dnames,
7615 | tvb, offset, dnames_length,
7616 | "Distinguished Names (%d byte%s)",
7617 | dnames_length,
7618 | plurality(dnames_length, "", "s")((dnames_length) == 1 ? ("") : ("s")));
7619 | subtree = proto_item_add_subtree(ti, hf->ett.dnames);
7620 |
7621 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
7622 |
7623 | while (offset < next_offset) {
7624 | /* get the length of the current certificate */
7625 | uint32_t name_length;
7626 |
7627 | if (dnames_count-- == 0) {
7628 | /* stop adding to tree when the list is considered too large
7629 | * https://gitlab.com/wireshark/wireshark/-/issues/16202
7630 | Note: dnames_count must be set low enough not to hit the
7631 | limit set by PINFO_LAYER_MAX_RECURSION_DEPTH in packet.c
7632 | */
7633 | ti = proto_tree_add_item(subtree, hf->hf.hs_dnames_truncated,
7634 | tvb, offset, next_offset - offset, ENC_NA0x00000000);
7635 | proto_item_set_generated(ti);
7636 | return next_offset;
7637 | }
7638 |
7639 | /* opaque DistinguishedName<1..2^16-1> */
7640 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &name_length,
7641 | hf->hf.hs_dname_len, 1, UINT16_MAX(65535))) {
7642 | return next_offset;
7643 | }
7644 | offset += 2;
7645 |
7646 | dissect_x509if_DistinguishedName(false0, tvb, offset, &asn1_ctx,
7647 | subtree, hf->hf.hs_dname);
7648 | offset += name_length;
7649 | }
7650 | }
7651 | return offset;
7652 | } /* }}} */
7653 |
7654 |
7655 | /** TLS Extensions (in Client Hello and Server Hello). {{{ */
7656 | static int
7657 | ssl_dissect_hnd_hello_ext_sig_hash_algs(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7658 | proto_tree *tree, packet_info* pinfo, uint32_t offset, uint32_t offset_end, ja4_data_t *ja4_data)
7659 | {
7660 | return ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, ja4_data);
7661 | }
7662 |
7663 | static int
7664 | ssl_dissect_hnd_ext_delegated_credentials(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7665 | proto_tree *tree, packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type)
7666 | {
7667 | if (hnd_type == SSL_HND_CLIENT_HELLO ||
7668 | hnd_type == SSL_HND_CERT_REQUEST) {
7669 | /*
7670 | * struct {
7671 | * SignatureScheme supported_signature_algorithm<2..2^16-2>;
7672 | * } SignatureSchemeList;
7673 | */
7674 |
7675 | return ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, NULL((void*)0));
7676 | } else {
7677 | asn1_ctx_t asn1_ctx;
7678 | unsigned pubkey_length, sign_length;
7679 |
7680 | /*
7681 | * struct {
7682 | * uint32 valid_time;
7683 | * SignatureScheme expected_cert_verify_algorithm;
7684 | * opaque ASN1_subjectPublicKeyInfo<1..2^24-1>;
7685 | * } Credential;
7686 | *
7687 | * struct {
7688 | * Credential cred;
7689 | * SignatureScheme algorithm;
7690 | * opaque signature<0..2^16-1>;
7691 | * } DelegatedCredential;
7692 | */
7693 |
7694 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
7695 |
7696 | proto_tree_add_item(tree, hf->hf.hs_cred_valid_time, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
7697 | offset += 4;
7698 |
7699 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
7700 | offset += 2;
7701 |
7702 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &pubkey_length,
7703 | hf->hf.hs_cred_pubkey_len, 1, G_MAXUINT24((1U << 24) - 1))) {
7704 | return offset_end;
7705 | }
7706 | offset += 3;
7707 | dissect_x509af_SubjectPublicKeyInfo(false0, tvb, offset, &asn1_ctx, tree, hf->hf.hs_cred_pubkey);
7708 | offset += pubkey_length;
7709 |
7710 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
7711 | offset += 2;
7712 |
7713 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sign_length,
7714 | hf->hf.hs_cred_signature_len, 1, UINT16_MAX(65535))) {
7715 | return offset_end;
7716 | }
7717 | offset += 2;
7718 | proto_tree_add_item(tree, hf->hf.hs_cred_signature,
7719 | tvb, offset, sign_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7720 | offset += sign_length;
7721 |
7722 | return offset;
7723 | }
7724 | }
7725 |
7726 | static int
7727 | ssl_dissect_hnd_hello_ext_alps(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7728 | packet_info *pinfo, proto_tree *tree,
7729 | uint32_t offset, uint32_t offset_end,
7730 | uint8_t hnd_type)
7731 | {
7732 |
7733 | /* https://datatracker.ietf.org/doc/html/draft-vvv-tls-alps-01#section-4 */
7734 |
7735 | switch (hnd_type) {
7736 | case SSL_HND_CLIENT_HELLO: {
7737 | proto_tree *alps_tree;
7738 | proto_item *ti;
7739 | uint32_t next_offset, alps_length, name_length;
7740 |
7741 | /*
7742 | * opaque ProtocolName<1..2^8-1>;
7743 | * struct {
7744 | * ProtocolName supported_protocols<2..2^16-1>
7745 | * } ApplicationSettingsSupport;
7746 | */
7747 |
7748 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &alps_length,
7749 | hf->hf.hs_ext_alps_len, 2, UINT16_MAX(65535))) {
7750 | return offset_end;
7751 | }
7752 | offset += 2;
7753 | next_offset = offset + alps_length;
7754 |
7755 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_alps_alpn_list,
7756 | tvb, offset, alps_length, ENC_NA0x00000000);
7757 | alps_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_alps);
7758 |
7759 | /* Parse list (note missing check for end of vector, ssl_add_vector below
7760 | * ensures that data is always available.) */
7761 | while (offset < next_offset) {
7762 | if (!ssl_add_vector(hf, tvb, pinfo, alps_tree, offset, next_offset, &name_length,
7763 | hf->hf.hs_ext_alps_alpn_str_len, 1, UINT8_MAX(255))) {
7764 | return next_offset;
7765 | }
7766 | offset++;
7767 |
7768 | proto_tree_add_item(alps_tree, hf->hf.hs_ext_alps_alpn_str,
7769 | tvb, offset, name_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7770 | offset += name_length;
7771 | }
7772 |
7773 | return offset;
7774 | }
7775 | case SSL_HND_ENCRYPTED_EXTS:
7776 | /* Opaque blob */
7777 | proto_tree_add_item(tree, hf->hf.hs_ext_alps_settings,
7778 | tvb, offset, offset_end - offset, ENC_ASCII0x00000000|ENC_NA0x00000000);
7779 | break;
7780 | }
7781 |
7782 | return offset_end;
7783 | }
7784 |
7785 | static int
7786 | ssl_dissect_hnd_hello_ext_alpn(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7787 | packet_info *pinfo, proto_tree *tree,
7788 | uint32_t offset, uint32_t offset_end,
7789 | uint8_t hnd_type, SslSession *session,
7790 | bool_Bool is_dtls, ja4_data_t *ja4_data)
7791 | {
7792 |
7793 | /* https://tools.ietf.org/html/rfc7301#section-3.1
7794 | * opaque ProtocolName<1..2^8-1>;
7795 | * struct {
7796 | * ProtocolName protocol_name_list<2..2^16-1>
7797 | * } ProtocolNameList;
7798 | */
7799 | proto_tree *alpn_tree;
7800 | proto_item *ti;
7801 | uint32_t next_offset, alpn_length, name_length;
7802 | uint8_t *proto_name = NULL((void*)0), *client_proto_name = NULL((void*)0);
7803 |
7804 | /* ProtocolName protocol_name_list<2..2^16-1> */
7805 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &alpn_length,
7806 | hf->hf.hs_ext_alpn_len, 2, UINT16_MAX(65535))) {
7807 | return offset_end;
7808 | }
7809 | offset += 2;
7810 | next_offset = offset + alpn_length;
7811 |
7812 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_alpn_list,
7813 | tvb, offset, alpn_length, ENC_NA0x00000000);
7814 | alpn_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_alpn);
7815 |
7816 | /* Parse list (note missing check for end of vector, ssl_add_vector below
7817 | * ensures that data is always available.) */
7818 | while (offset < next_offset) {
7819 | /* opaque ProtocolName<1..2^8-1> */
7820 | if (!ssl_add_vector(hf, tvb, pinfo, alpn_tree, offset, next_offset, &name_length,
7821 | hf->hf.hs_ext_alpn_str_len, 1, UINT8_MAX(255))) {
7822 | return next_offset;
7823 | }
7824 | offset++;
7825 |
7826 | proto_tree_add_item(alpn_tree, hf->hf.hs_ext_alpn_str,
7827 | tvb, offset, name_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7828 | if (ja4_data && wmem_strbuf_get_len(ja4_data->alpn) == 0) {
7829 | const char alpn_first_char = (char)tvb_get_uint8(tvb,offset);
7830 | const char alpn_last_char = (char)tvb_get_uint8(tvb,offset + name_length - 1);
7831 | if ((g_ascii_isprint(alpn_first_char)((g_ascii_table[(guchar) (alpn_first_char)] & G_ASCII_PRINT ) != 0)) && g_ascii_isprint(alpn_last_char)((g_ascii_table[(guchar) (alpn_last_char)] & G_ASCII_PRINT ) != 0)) {
7832 | wmem_strbuf_append_printf(ja4_data->alpn, "%c%c", alpn_first_char, alpn_last_char);
7833 | }
7834 | else {
7835 | wmem_strbuf_append_printf(ja4_data->alpn, "%x%x",(alpn_first_char >> 4) & 0x0F,
7836 | alpn_last_char & 0x0F);
7837 | }
7838 | }
7839 | /* Remember first ALPN ProtocolName entry for server. */
7840 | if (hnd_type == SSL_HND_SERVER_HELLO || hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS) {
7841 | /* '\0'-terminated string for dissector table match and prefix
7842 | * comparison purposes. */
7843 | proto_name = tvb_get_string_enc(pinfo->pool, tvb, offset,
7844 | name_length, ENC_ASCII0x00000000);
7845 | } else if (hnd_type == SSL_HND_CLIENT_HELLO) {
7846 | client_proto_name = tvb_get_string_enc(pinfo->pool, tvb, offset,
7847 | name_length, ENC_ASCII0x00000000);
7848 | }
7849 | offset += name_length;
7850 | }
7851 |
7852 | /* If ALPN is given in ServerHello, then ProtocolNameList MUST contain
7853 | * exactly one "ProtocolName". */
7854 | if (proto_name) {
7855 | dissector_handle_t handle;
7856 |
7857 | session->alpn_name = wmem_strdup(wmem_file_scope(), proto_name);
7858 |
7859 | if (is_dtls) {
7860 | handle = dissector_get_string_handle(dtls_alpn_dissector_table,
7861 | proto_name);
7862 | } else {
7863 | handle = dissector_get_string_handle(ssl_alpn_dissector_table,
7864 | proto_name);
7865 | if (handle == NULL((void*)0)) {
7866 | /* Try prefix matching */
7867 | for (size_t i = 0; i < G_N_ELEMENTS(ssl_alpn_prefix_match_protocols)(sizeof (ssl_alpn_prefix_match_protocols) / sizeof ((ssl_alpn_prefix_match_protocols )[0])); i++) {
7868 | const ssl_alpn_prefix_match_protocol_t *alpn_proto = &ssl_alpn_prefix_match_protocols[i];
7869 |
7870 | /* string_string is inappropriate as it compares strings
7871 | * while "byte strings MUST NOT be truncated" (RFC 7301) */
7872 | if (g_str_has_prefix(proto_name, alpn_proto->proto_prefix)(__builtin_constant_p (alpn_proto->proto_prefix)? __extension__ ({ const char * const __str = (proto_name); const char * const __prefix = (alpn_proto->proto_prefix); gboolean __result = (0); if (__str == ((void*)0) || __prefix == ((void*)0)) __result = (g_str_has_prefix) (__str, __prefix); else { const size_t __str_len = strlen (((__str) + !(__str))); const size_t __prefix_len = strlen (((__prefix) + !(__prefix))); if (__str_len >= __prefix_len ) __result = memcmp (((__str) + !(__str)), ((__prefix) + !(__prefix )), __prefix_len) == 0; } __result; }) : (g_str_has_prefix) ( proto_name, alpn_proto->proto_prefix) )) {
7873 | handle = find_dissector(alpn_proto->dissector_name);
7874 | break;
7875 | }
7876 | }
7877 | }
7878 | }
7879 | if (handle != NULL((void*)0)) {
7880 | /* ProtocolName match, so set the App data dissector handle.
7881 | * This may override protocols given via the UAT dialog, but
7882 | * since the ALPN hint is precise, do it anyway. */
7883 | ssl_debug_printf("%s: changing handle %p to %p (%s)", G_STRFUNC((const char*) (__func__)),
7884 | (void *)session->app_handle,
7885 | (void *)handle,
7886 | dissector_handle_get_dissector_name(handle));
7887 | session->app_handle = handle;
7888 | }
7889 | } else if (client_proto_name) {
7890 | // No current use for looking up the handle as the only consumer of this API is currently the QUIC dissector
7891 | // and it just needs the string since there are/were various HTTP/3 ALPNs to check for.
7892 | session->client_alpn_name = wmem_strdup(wmem_file_scope(), client_proto_name);
7893 | }
7894 |
7895 | return offset;
7896 | }
7897 |
7898 | static int
7899 | ssl_dissect_hnd_hello_ext_npn(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7900 | packet_info *pinfo, proto_tree *tree,
7901 | uint32_t offset, uint32_t offset_end)
7902 | {
7903 | /* https://tools.ietf.org/html/draft-agl-tls-nextprotoneg-04#page-3
7904 | * The "extension_data" field of a "next_protocol_negotiation" extension
7905 | * in a "ServerHello" contains an optional list of protocols advertised
7906 | * by the server. Protocols are named by opaque, non-empty byte strings
7907 | * and the list of protocols is serialized as a concatenation of 8-bit,
7908 | * length prefixed byte strings. Implementations MUST ensure that the
7909 | * empty string is not included and that no byte strings are truncated.
7910 | */
7911 | uint32_t npn_length;
7912 | proto_tree *npn_tree;
7913 |
7914 | /* List is optional, do not add tree if there are no entries. */
7915 | if (offset == offset_end) {
7916 | return offset;
7917 | }
7918 |
7919 | npn_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_npn, NULL((void*)0), "Next Protocol Negotiation");
7920 |
7921 | while (offset < offset_end) {
7922 | /* non-empty, 8-bit length prefixed strings means range 1..255 */
7923 | if (!ssl_add_vector(hf, tvb, pinfo, npn_tree, offset, offset_end, &npn_length,
7924 | hf->hf.hs_ext_npn_str_len, 1, UINT8_MAX(255))) {
7925 | return offset_end;
7926 | }
7927 | offset++;
7928 |
7929 | proto_tree_add_item(npn_tree, hf->hf.hs_ext_npn_str,
7930 | tvb, offset, npn_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7931 | offset += npn_length;
7932 | }
7933 |
7934 | return offset;
7935 | }
7936 |
7937 | static int
7938 | ssl_dissect_hnd_hello_ext_reneg_info(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7939 | packet_info *pinfo, proto_tree *tree,
7940 | uint32_t offset, uint32_t offset_end)
7941 | {
7942 | /* https://tools.ietf.org/html/rfc5746#section-3.2
7943 | * struct {
7944 | * opaque renegotiated_connection<0..255>;
7945 | * } RenegotiationInfo;
7946 | *
7947 | */
7948 | proto_tree *reneg_info_tree;
7949 | uint32_t reneg_info_length;
7950 |
7951 | reneg_info_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_reneg_info, NULL((void*)0), "Renegotiation Info extension");
7952 |
7953 | /* opaque renegotiated_connection<0..255> */
7954 | if (!ssl_add_vector(hf, tvb, pinfo, reneg_info_tree, offset, offset_end, &reneg_info_length,
7955 | hf->hf.hs_ext_reneg_info_len, 0, 255)) {
7956 | return offset_end;
7957 | }
7958 | offset++;
7959 |
7960 | if (reneg_info_length > 0) {
7961 | proto_tree_add_item(reneg_info_tree, hf->hf.hs_ext_reneg_info, tvb, offset, reneg_info_length, ENC_NA0x00000000);
7962 | offset += reneg_info_length;
7963 | }
7964 |
7965 | return offset;
7966 | }
7967 |
7968 | static int
7969 | ssl_dissect_hnd_hello_ext_key_share_entry(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7970 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
7971 | const char **group_name_out)
7972 | {
7973 | /* RFC 8446 Section 4.2.8
7974 | * struct {
7975 | * NamedGroup group;
7976 | * opaque key_exchange<1..2^16-1>;
7977 | * } KeyShareEntry;
7978 | */
7979 | uint32_t key_exchange_length, group;
7980 | proto_tree *ks_tree;
7981 |
7982 | ks_tree = proto_tree_add_subtree(tree, tvb, offset, 4, hf->ett.hs_ext_key_share_ks, NULL((void*)0), "Key Share Entry");
7983 |
7984 | proto_tree_add_item_ret_uint(ks_tree, hf->hf.hs_ext_key_share_group, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &group);
7985 | offset += 2;
7986 | const char *group_name = val_to_str(pinfo->pool, group, ssl_extension_curves, "Unknown (%u)");
7987 | proto_item_append_text(ks_tree, ": Group: %s", group_name);
7988 | if (group_name_out) {
7989 | *group_name_out = !IS_GREASE_TLS(group)((((group) & 0x0f0f) == 0x0a0a) && (((group) & 0xff) == (((group)>>8) & 0xff))) ? group_name : NULL((void*)0);
7990 | }
7991 |
7992 | /* opaque key_exchange<1..2^16-1> */
7993 | if (!ssl_add_vector(hf, tvb, pinfo, ks_tree, offset, offset_end, &key_exchange_length,
7994 | hf->hf.hs_ext_key_share_key_exchange_length, 1, UINT16_MAX(65535))) {
7995 | return offset_end; /* Bad (possible truncated) length, skip to end of KeyShare extension. */
7996 | }
7997 | offset += 2;
7998 | proto_item_set_len(ks_tree, 2 + 2 + key_exchange_length);
7999 | proto_item_append_text(ks_tree, ", Key Exchange length: %u", key_exchange_length);
8000 |
8001 | proto_tree_add_item(ks_tree, hf->hf.hs_ext_key_share_key_exchange, tvb, offset, key_exchange_length, ENC_NA0x00000000);
8002 | offset += key_exchange_length;
8003 |
8004 | return offset;
8005 | }
8006 |
8007 | static int
8008 | ssl_dissect_hnd_hello_ext_key_share(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8009 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8010 | uint8_t hnd_type)
8011 | {
8012 | proto_tree *key_share_tree;
8013 | uint32_t next_offset;
8014 | uint32_t client_shares_length;
8015 | uint32_t group;
8016 | const char *group_name = NULL((void*)0);
8017 |
8018 | if (offset_end <= offset) { /* Check if ext_len == 0 and "overflow" (offset + ext_len) > uint32_t) */
8019 | return offset;
8020 | }
8021 |
8022 | key_share_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_key_share, NULL((void*)0), "Key Share extension");
8023 |
8024 | switch(hnd_type){
8025 | case SSL_HND_CLIENT_HELLO:
8026 | /* KeyShareEntry client_shares<0..2^16-1> */
8027 | if (!ssl_add_vector(hf, tvb, pinfo, key_share_tree, offset, offset_end, &client_shares_length,
8028 | hf->hf.hs_ext_key_share_client_length, 0, UINT16_MAX(65535))) {
8029 | return offset_end;
8030 | }
8031 | offset += 2;
8032 | next_offset = offset + client_shares_length;
8033 | const char *sep = " ";
8034 | while (offset + 4 <= next_offset) { /* (NamedGroup (2 bytes), key_exchange (1 byte for length, 1 byte minimum data) */
8035 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, key_share_tree, offset, next_offset, &group_name);
8036 | if (group_name) {
8037 | proto_item_append_text(tree, "%s%s", sep, group_name);
8038 | sep = ", ";
8039 | }
8040 | }
8041 | if (!ssl_end_vector(hf, tvb, pinfo, key_share_tree, offset, next_offset)) {
8042 | return next_offset;
8043 | }
8044 | break;
8045 | case SSL_HND_SERVER_HELLO:
8046 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, key_share_tree, offset, offset_end, &group_name);
8047 | if (group_name) {
8048 | proto_item_append_text(tree, " %s", group_name);
8049 | }
8050 | break;
8051 | case SSL_HND_HELLO_RETRY_REQUEST:
8052 | proto_tree_add_item_ret_uint(key_share_tree, hf->hf.hs_ext_key_share_selected_group, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &group);
8053 | offset += 2;
8054 | group_name = val_to_str(pinfo->pool, group, ssl_extension_curves, "Unknown (%u)");
8055 | proto_item_append_text(tree, " %s", group_name);
8056 | break;
8057 | default: /* no default */
8058 | break;
8059 | }
8060 |
8061 | return offset;
8062 | }
8063 |
8064 | static int
8065 | ssl_dissect_hnd_hello_ext_pre_shared_key(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8066 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8067 | uint8_t hnd_type)
8068 | {
8069 | /* RFC 8446 Section 4.2.11
8070 | * struct {
8071 | * opaque identity<1..2^16-1>;
8072 | * uint32 obfuscated_ticket_age;
8073 | * } PskIdentity;
8074 | * opaque PskBinderEntry<32..255>;
8075 | * struct {
8076 | * select (Handshake.msg_type) {
8077 | * case client_hello:
8078 | * PskIdentity identities<7..2^16-1>;
8079 | * PskBinderEntry binders<33..2^16-1>;
8080 | * case server_hello:
8081 | * uint16 selected_identity;
8082 | * };
8083 | * } PreSharedKeyExtension;
8084 | */
8085 |
8086 | proto_tree *psk_tree;
8087 |
8088 | psk_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_pre_shared_key, NULL((void*)0), "Pre-Shared Key extension");
8089 |
8090 | switch (hnd_type){
8091 | case SSL_HND_CLIENT_HELLO: {
8092 | uint32_t identities_length, identities_end, binders_length;
8093 |
8094 | /* PskIdentity identities<7..2^16-1> */
8095 | if (!ssl_add_vector(hf, tvb, pinfo, psk_tree, offset, offset_end, &identities_length,
8096 | hf->hf.hs_ext_psk_identities_length, 7, UINT16_MAX(65535))) {
8097 | return offset_end;
8098 | }
8099 | offset += 2;
8100 | identities_end = offset + identities_length;
8101 |
8102 | while (offset < identities_end) {
8103 | uint32_t identity_length;
8104 | proto_tree *identity_tree;
8105 |
8106 | identity_tree = proto_tree_add_subtree(psk_tree, tvb, offset, 4, hf->ett.hs_ext_psk_identity, NULL((void*)0), "PSK Identity (");
8107 |
8108 | /* opaque identity<1..2^16-1> */
8109 | if (!ssl_add_vector(hf, tvb, pinfo, identity_tree, offset, identities_end, &identity_length,
8110 | hf->hf.hs_ext_psk_identity_identity_length, 1, UINT16_MAX(65535))) {
8111 | return identities_end;
8112 | }
8113 | offset += 2;
8114 | proto_item_append_text(identity_tree, "length: %u)", identity_length);
8115 |
8116 | proto_tree_add_item(identity_tree, hf->hf.hs_ext_psk_identity_identity, tvb, offset, identity_length, ENC_BIG_ENDIAN0x00000000);
8117 | offset += identity_length;
8118 |
8119 | proto_tree_add_item(identity_tree, hf->hf.hs_ext_psk_identity_obfuscated_ticket_age, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8120 | offset += 4;
8121 |
8122 | proto_item_set_len(identity_tree, 2 + identity_length + 4);
8123 | }
8124 | if (!ssl_end_vector(hf, tvb, pinfo, psk_tree, offset, identities_end)) {
8125 | offset = identities_end;
8126 | }
8127 |
8128 | /* PskBinderEntry binders<33..2^16-1> */
8129 | if (!ssl_add_vector(hf, tvb, pinfo, psk_tree, offset, offset_end, &binders_length,
8130 | hf->hf.hs_ext_psk_binders_length, 33, UINT16_MAX(65535))) {
8131 | return offset_end;
8132 | }
8133 | offset += 2;
8134 |
8135 | proto_item *binders_item;
8136 | proto_tree *binders_tree;
8137 | binders_item = proto_tree_add_item(psk_tree, hf->hf.hs_ext_psk_binders, tvb, offset, binders_length, ENC_NA0x00000000);
8138 | binders_tree = proto_item_add_subtree(binders_item, hf->ett.hs_ext_psk_binders);
8139 | uint32_t binders_end = offset + binders_length;
8140 | while (offset < binders_end) {
8141 | uint32_t binder_length;
8142 | proto_item *binder_item;
8143 | proto_tree *binder_tree;
8144 |
8145 | binder_item = proto_tree_add_item(binders_tree, hf->hf.hs_ext_psk_binder, tvb, offset, 1, ENC_NA0x00000000);
8146 | binder_tree = proto_item_add_subtree(binder_item, hf->ett.hs_ext_psk_binder);
8147 |
8148 | /* opaque PskBinderEntry<32..255>; */
8149 | if (!ssl_add_vector(hf, tvb, pinfo, binder_tree, offset, binders_end, &binder_length,
8150 | hf->hf.hs_ext_psk_binder_binder_length, 32, 255)) {
8151 | return binders_end;
8152 | }
8153 | offset += 1;
8154 | proto_item_append_text(binder_tree, " (length: %u)", binder_length);
8155 |
8156 | proto_tree_add_item(binder_tree, hf->hf.hs_ext_psk_binder_binder, tvb, offset, binder_length, ENC_BIG_ENDIAN0x00000000);
8157 | offset += binder_length;
8158 |
8159 | proto_item_set_end(binder_item, tvb, offset);
8160 | }
8161 | }
8162 | break;
8163 | case SSL_HND_SERVER_HELLO: {
8164 | proto_tree_add_item(psk_tree, hf->hf.hs_ext_psk_identity_selected, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8165 | offset += 2;
8166 | }
8167 | break;
8168 | default:
8169 | break;
8170 | }
8171 |
8172 | return offset;
8173 | }
8174 |
8175 | static uint32_t
8176 | ssl_dissect_hnd_hello_ext_early_data(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo _U___attribute__((unused)),
8177 | proto_tree *tree, uint32_t offset, uint32_t offset_end _U___attribute__((unused)),
8178 | uint8_t hnd_type, SslDecryptSession *ssl)
8179 | {
8180 | /* RFC 8446 Section 4.2.10
8181 | * struct {} Empty;
8182 | * struct {
8183 | * select (Handshake.msg_type) {
8184 | * case new_session_ticket: uint32 max_early_data_size;
8185 | * case client_hello: Empty;
8186 | * case encrypted_extensions: Empty;
8187 | * };
8188 | * } EarlyDataIndication;
8189 | */
8190 | switch (hnd_type) {
8191 | case SSL_HND_CLIENT_HELLO:
8192 | /* Remember that early_data will follow the handshake. */
8193 | if (ssl) {
8194 | ssl_debug_printf("%s found early_data extension\n", G_STRFUNC((const char*) (__func__)));
8195 | ssl->has_early_data = true1;
8196 | }
8197 | break;
8198 | case SSL_HND_NEWSESSION_TICKET:
8199 | proto_tree_add_item(tree, hf->hf.hs_ext_max_early_data_size, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8200 | offset += 4;
8201 | break;
8202 | default:
8203 | break;
8204 | }
8205 | return offset;
8206 | }
8207 |
8208 | static uint16_t
8209 | tls_try_get_version(bool_Bool is_dtls, uint16_t version, uint8_t *draft_version)
8210 | {
8211 | if (draft_version) {
8212 | *draft_version = 0;
8213 | }
8214 | if (!is_dtls) {
8215 | uint8_t tls13_draft = extract_tls13_draft_version(version);
8216 | if (tls13_draft != 0) {
8217 | /* This is TLS 1.3 (a draft version). */
8218 | if (draft_version) {
8219 | *draft_version = tls13_draft;
8220 | }
8221 | version = TLSV1DOT3_VERSION0x304;
8222 | }
8223 | if (version == 0xfb17 || version == 0xfb1a) {
8224 | /* Unofficial TLS 1.3 draft version for Facebook fizz. */
8225 | tls13_draft = (uint8_t)version;
8226 | if (draft_version) {
8227 | *draft_version = tls13_draft;
8228 | }
8229 | version = TLSV1DOT3_VERSION0x304;
8230 | }
8231 | }
8232 |
8233 | switch (version) {
8234 | case SSLV3_VERSION0x300:
8235 | case TLSV1_VERSION0x301:
8236 | case TLSV1DOT1_VERSION0x302:
8237 | case TLSV1DOT2_VERSION0x303:
8238 | case TLSV1DOT3_VERSION0x304:
8239 | case TLCPV1_VERSION0x101:
8240 | if (is_dtls)
8241 | return SSL_VER_UNKNOWN0;
8242 | break;
8243 |
8244 | case DTLSV1DOT0_VERSION0xfeff:
8245 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
8246 | case DTLSV1DOT2_VERSION0xfefd:
8247 | case DTLSV1DOT3_VERSION0xfefc:
8248 | if (!is_dtls)
8249 | return SSL_VER_UNKNOWN0;
8250 | break;
8251 |
8252 | default: /* invalid version number */
8253 | return SSL_VER_UNKNOWN0;
8254 | }
8255 |
8256 | return version;
8257 | }
8258 |
8259 | static int
8260 | ssl_dissect_hnd_hello_ext_supported_versions(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8261 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8262 | SslSession *session, bool_Bool is_dtls, ja4_data_t *ja4_data)
8263 | {
8264 |
8265 | /* RFC 8446 Section 4.2.1
8266 | * struct {
8267 | * ProtocolVersion versions<2..254>; // ClientHello
8268 | * } SupportedVersions;
8269 | * Note that ServerHello and HelloRetryRequest are handled by the caller.
8270 | */
8271 | uint32_t versions_length, next_offset;
8272 | /* ProtocolVersion versions<2..254> */
8273 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &versions_length,
8274 | hf->hf.hs_ext_supported_versions_len, 2, 254)) {
8275 | return offset_end;
8276 | }
8277 | offset++;
8278 | next_offset = offset + versions_length;
8279 |
8280 | unsigned version;
8281 | unsigned current_version, lowest_version = SSL_VER_UNKNOWN0;
8282 | uint8_t draft_version, max_draft_version = 0;
8283 | const char *sep = " ";
8284 | while (offset + 2 <= next_offset) {
8285 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_supported_version, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
8286 | offset += 2;
8287 |
8288 | if (!IS_GREASE_TLS(version)((((version) & 0x0f0f) == 0x0a0a) && (((version) & 0xff) == (((version)>>8) & 0xff)))) {
8289 | proto_item_append_text(tree, "%s%s", sep, val_to_str(pinfo->pool, version, ssl_versions, "Unknown (0x%04x)"));
8290 | sep = ", ";
8291 | }
8292 |
8293 | current_version = tls_try_get_version(is_dtls, version, &draft_version);
8294 | if (session->version == SSL_VER_UNKNOWN0) {
8295 | if (lowest_version == SSL_VER_UNKNOWN0) {
8296 | lowest_version = current_version;
8297 | } else if (current_version != SSL_VER_UNKNOWN0) {
8298 | if (!is_dtls) {
8299 | lowest_version = MIN(lowest_version, current_version)(((lowest_version) < (current_version)) ? (lowest_version) : (current_version));
8300 | } else {
8301 | lowest_version = MAX(lowest_version, current_version)(((lowest_version) > (current_version)) ? (lowest_version) : (current_version));
8302 | }
8303 | }
8304 | }
8305 | max_draft_version = MAX(draft_version, max_draft_version)(((draft_version) > (max_draft_version)) ? (draft_version) : (max_draft_version));
8306 | if (ja4_data && !IS_GREASE_TLS(version)((((version) & 0x0f0f) == 0x0a0a) && (((version) & 0xff) == (((version)>>8) & 0xff)))) {
8307 | /* The DTLS version numbers get mapped to "00" for unknown per
8308 | * JA4 spec, but if JA4 ever does support DTLS we'll probably
8309 | * need to take the MIN instead of MAX here for DTLS.
8310 | */
8311 | ja4_data->max_version = MAX(version, ja4_data->max_version)(((version) > (ja4_data->max_version)) ? (version) : (ja4_data ->max_version));
8312 | }
8313 | }
8314 | if (session->version == SSL_VER_UNKNOWN0 && lowest_version != SSL_VER_UNKNOWN0) {
8315 | col_set_str(pinfo->cinfo, COL_PROTOCOL,
8316 | val_to_str_const(version, ssl_version_short_names, is_dtls ? "DTLS" : "TLS"));
8317 | }
8318 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
8319 | offset = next_offset;
8320 | }
8321 |
8322 | /* XXX remove this when draft 19 support is dropped,
8323 | * this is only required for early data decryption. */
8324 | if (max_draft_version) {
8325 | session->tls13_draft_version = max_draft_version;
8326 | }
8327 |
8328 | return offset;
8329 | }
8330 |
8331 | static int
8332 | ssl_dissect_hnd_hello_ext_cookie(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8333 | packet_info *pinfo, proto_tree *tree,
8334 | uint32_t offset, uint32_t offset_end)
8335 | {
8336 | /* RFC 8446 Section 4.2.2
8337 | * struct {
8338 | * opaque cookie<1..2^16-1>;
8339 | * } Cookie;
8340 | */
8341 | uint32_t cookie_length;
8342 | /* opaque cookie<1..2^16-1> */
8343 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cookie_length,
8344 | hf->hf.hs_ext_cookie_len, 1, UINT16_MAX(65535))) {
8345 | return offset_end;
8346 | }
8347 | offset += 2;
8348 |
8349 | proto_tree_add_item(tree, hf->hf.hs_ext_cookie, tvb, offset, cookie_length, ENC_NA0x00000000);
8350 | offset += cookie_length;
8351 |
8352 | return offset;
8353 | }
8354 |
8355 | static int
8356 | ssl_dissect_hnd_hello_ext_psk_key_exchange_modes(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8357 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8358 | {
8359 | /* RFC 8446 Section 4.2.9
8360 | * enum { psk_ke(0), psk_dhe_ke(1), (255) } PskKeyExchangeMode;
8361 | *
8362 | * struct {
8363 | * PskKeyExchangeMode ke_modes<1..255>;
8364 | * } PskKeyExchangeModes;
8365 | */
8366 | uint32_t ke_modes_length, next_offset;
8367 |
8368 | /* PskKeyExchangeMode ke_modes<1..255> */
8369 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &ke_modes_length,
8370 | hf->hf.hs_ext_psk_ke_modes_length, 1, 255)) {
8371 | return offset_end;
8372 | }
8373 | offset++;
8374 | next_offset = offset + ke_modes_length;
8375 |
8376 | while (offset < next_offset) {
8377 | proto_tree_add_item(tree, hf->hf.hs_ext_psk_ke_mode, tvb, offset, 1, ENC_NA0x00000000);
8378 | offset++;
8379 | }
8380 |
8381 | return offset;
8382 | }
8383 |
8384 | static uint32_t
8385 | ssl_dissect_hnd_hello_ext_certificate_authorities(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8386 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8387 | {
8388 | /* RFC 8446 Section 4.2.4
8389 | * opaque DistinguishedName<1..2^16-1>;
8390 | * struct {
8391 | * DistinguishedName authorities<3..2^16-1>;
8392 | * } CertificateAuthoritiesExtension;
8393 | */
8394 | return tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
8395 | }
8396 |
8397 | static int
8398 | ssl_dissect_hnd_hello_ext_oid_filters(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8399 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8400 | {
8401 | /* RFC 8446 Section 4.2.5
8402 | * struct {
8403 | * opaque certificate_extension_oid<1..2^8-1>;
8404 | * opaque certificate_extension_values<0..2^16-1>;
8405 | * } OIDFilter;
8406 | * struct {
8407 | * OIDFilter filters<0..2^16-1>;
8408 | * } OIDFilterExtension;
8409 | */
8410 | proto_tree *subtree;
8411 | uint32_t filters_length, oid_length, values_length, value_offset;
8412 | asn1_ctx_t asn1_ctx;
8413 | const char *oid, *name;
8414 |
8415 | /* OIDFilter filters<0..2^16-1> */
8416 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &filters_length,
8417 | hf->hf.hs_ext_psk_ke_modes_length, 0, UINT16_MAX(65535))) {
8418 | return offset_end;
8419 | }
8420 | offset += 2;
8421 | offset_end = offset + filters_length;
8422 |
8423 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
8424 |
8425 | while (offset < offset_end) {
8426 | subtree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
8427 | hf->ett.hs_ext_oid_filter, NULL((void*)0), "OID Filter");
8428 |
8429 | /* opaque certificate_extension_oid<1..2^8-1> */
8430 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &oid_length,
8431 | hf->hf.hs_ext_oid_filters_oid_length, 1, UINT8_MAX(255))) {
8432 | return offset_end;
8433 | }
8434 | offset++;
8435 | dissect_ber_object_identifier_str(false0, &asn1_ctx, subtree, tvb, offset,
8436 | hf->hf.hs_ext_oid_filters_oid, &oid);
8437 | offset += oid_length;
8438 |
8439 | /* Append OID to tree label */
8440 | name = oid_resolved_from_string(pinfo->pool, oid);
8441 | proto_item_append_text(subtree, " (%s)", name ? name : oid);
8442 |
8443 | /* opaque certificate_extension_values<0..2^16-1> */
8444 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &values_length,
8445 | hf->hf.hs_ext_oid_filters_values_length, 0, UINT16_MAX(65535))) {
8446 | return offset_end;
8447 | }
8448 | offset += 2;
8449 | proto_item_set_len(subtree, 1 + oid_length + 2 + values_length);
8450 | if (values_length > 0) {
8451 | value_offset = offset;
8452 | value_offset = dissect_ber_identifier(pinfo, subtree, tvb, value_offset, NULL((void*)0), NULL((void*)0), NULL((void*)0));
8453 | value_offset = dissect_ber_length(pinfo, subtree, tvb, value_offset, NULL((void*)0), NULL((void*)0));
8454 | call_ber_oid_callback(oid, tvb, value_offset, pinfo, subtree, NULL((void*)0));
8455 | }
8456 | offset += values_length;
8457 | }
8458 |
8459 | return offset;
8460 | }
8461 |
8462 | static int
8463 | ssl_dissect_hnd_hello_ext_server_name(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8464 | packet_info *pinfo, proto_tree *tree,
8465 | uint32_t offset, uint32_t offset_end)
8466 | {
8467 | /* https://tools.ietf.org/html/rfc6066#section-3
8468 | *
8469 | * struct {
8470 | * NameType name_type;
8471 | * select (name_type) {
8472 | * case host_name: HostName;
8473 | * } name;
8474 | * } ServerName;
8475 | *
8476 | * enum {
8477 | * host_name(0), (255)
8478 | * } NameType;
8479 | *
8480 | * opaque HostName<1..2^16-1>;
8481 | *
8482 | * struct {
8483 | * ServerName server_name_list<1..2^16-1>
8484 | * } ServerNameList;
8485 | */
8486 | proto_tree *server_name_tree;
8487 | uint32_t list_length, server_name_length, next_offset;
8488 |
8489 | /* The server SHALL include "server_name" extension with empty data. */
8490 | if (offset == offset_end) {
8491 | return offset;
8492 | }
8493 |
8494 | server_name_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_server_name, NULL((void*)0), "Server Name Indication extension");
8495 |
8496 | /* ServerName server_name_list<1..2^16-1> */
8497 | if (!ssl_add_vector(hf, tvb, pinfo, server_name_tree, offset, offset_end, &list_length,
8498 | hf->hf.hs_ext_server_name_list_len, 1, UINT16_MAX(65535))) {
8499 | return offset_end;
8500 | }
8501 | offset += 2;
8502 | next_offset = offset + list_length;
8503 |
8504 | while (offset < next_offset) {
8505 | uint32_t name_type;
8506 | const uint8_t *server_name = NULL((void*)0);
8507 | proto_tree_add_item_ret_uint(server_name_tree, hf->hf.hs_ext_server_name_type,
8508 | tvb, offset, 1, ENC_NA0x00000000, &name_type);
8509 | offset++;
8510 |
8511 | /* opaque HostName<1..2^16-1> */
8512 | if (!ssl_add_vector(hf, tvb, pinfo, server_name_tree, offset, next_offset, &server_name_length,
8513 | hf->hf.hs_ext_server_name_len, 1, UINT16_MAX(65535))) {
8514 | return next_offset;
8515 | }
8516 | offset += 2;
8517 |
8518 | proto_tree_add_item_ret_string(server_name_tree, hf->hf.hs_ext_server_name,
8519 | tvb, offset, server_name_length, ENC_ASCII0x00000000|ENC_NA0x00000000,
8520 | pinfo->pool, &server_name);
8521 | offset += server_name_length;
8522 | // Each type must only occur once, so we don't check for duplicates.
8523 | if (name_type == 0) {
8524 | proto_item_append_text(tree, " name=%s", server_name);
8525 | col_append_fstr(pinfo->cinfo, COL_INFO, " (SNI=%s)", server_name);
8526 |
8527 | if (gbl_resolv_flags.handshake_sni_addr_resolution) {
8528 | // Client Hello: Client (Src) -> Server (Dst)
8529 | switch (pinfo->dst.type) {
8530 | case AT_IPv4:
8531 | if (pinfo->dst.len == sizeof(uint32_t)) {
8532 | add_ipv4_name(*(uint32_t *)pinfo->dst.data, server_name, false0);
8533 | }
8534 | break;
8535 | case AT_IPv6:
8536 | if (pinfo->dst.len == sizeof(ws_in6_addr)) {
8537 | add_ipv6_name(pinfo->dst.data, server_name, false0);
8538 | }
8539 | break;
8540 | }
8541 | }
8542 | }
8543 | }
8544 | return offset;
8545 | }
8546 |
8547 | static int
8548 | ssl_dissect_hnd_hello_ext_session_ticket(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8549 | proto_tree *tree, uint32_t offset, uint32_t offset_end, uint8_t hnd_type, SslDecryptSession *ssl)
8550 | {
8551 | unsigned ext_len = offset_end - offset;
8552 | if (hnd_type == SSL_HND_CLIENT_HELLO && ssl && ext_len != 0) {
8553 | tvb_ensure_bytes_exist(tvb, offset, ext_len);
8554 | /* Save the Session Ticket such that it can be used as identifier for
8555 | * restoring a previous Master Secret (in ChangeCipherSpec) */
8556 | ssl->session_ticket.data = (unsigned char*)wmem_realloc(wmem_file_scope(),
8557 | ssl->session_ticket.data, ext_len);
8558 | ssl->session_ticket.data_len = ext_len;
8559 | tvb_memcpy(tvb,ssl->session_ticket.data, offset, ext_len);
8560 | }
8561 | proto_tree_add_item(tree, hf->hf.hs_ext_session_ticket,
8562 | tvb, offset, ext_len, ENC_NA0x00000000);
8563 | return offset + ext_len;
8564 | }
8565 |
8566 | static int
8567 | ssl_dissect_hnd_hello_ext_cert_type(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8568 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8569 | uint8_t hnd_type, uint16_t ext_type, SslSession *session)
8570 | {
8571 | uint8_t cert_list_length;
8572 | uint8_t cert_type;
8573 | proto_tree *cert_list_tree;
8574 | proto_item *ti;
8575 |
8576 | switch(hnd_type){
8577 | case SSL_HND_CLIENT_HELLO:
8578 | cert_list_length = tvb_get_uint8(tvb, offset);
8579 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_types_len,
8580 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8581 | offset += 1;
8582 | if (offset_end - offset != (uint32_t)cert_list_length)
8583 | return offset;
8584 |
8585 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_cert_types, tvb, offset,
8586 | cert_list_length, cert_list_length);
8587 | proto_item_append_text(ti, " (%d)", cert_list_length);
8588 |
8589 | /* make this a subtree */
8590 | cert_list_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_cert_types);
8591 |
8592 | /* loop over all point formats */
8593 | while (cert_list_length > 0)
8594 | {
8595 | proto_tree_add_item(cert_list_tree, hf->hf.hs_ext_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8596 | offset++;
8597 | cert_list_length--;
8598 | }
8599 | break;
8600 | case SSL_HND_SERVER_HELLO:
8601 | case SSL_HND_ENCRYPTED_EXTENSIONS:
8602 | case SSL_HND_CERTIFICATE:
8603 | cert_type = tvb_get_uint8(tvb, offset);
8604 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8605 | offset += 1;
8606 | if (ext_type == SSL_HND_HELLO_EXT_CERT_TYPE9 || ext_type == SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19) {
8607 | session->client_cert_type = cert_type;
8608 | }
8609 | if (ext_type == SSL_HND_HELLO_EXT_CERT_TYPE9 || ext_type == SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20) {
8610 | session->server_cert_type = cert_type;
8611 | }
8612 | break;
8613 | default: /* no default */
8614 | break;
8615 | }
8616 |
8617 | return offset;
8618 | }
8619 |
8620 | static uint32_t
8621 | ssl_dissect_hnd_hello_ext_compress_certificate(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8622 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8623 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8624 | {
8625 | uint32_t compress_certificate_algorithms_length, next_offset;
8626 |
8627 | /* https://tools.ietf.org/html/draft-ietf-tls-certificate-compression-03#section-3.0
8628 | * enum {
8629 | * zlib(1),
8630 | * brotli(2),
8631 | * (65535)
8632 | * } CertificateCompressionAlgorithm;
8633 | *
8634 | * struct {
8635 | * CertificateCompressionAlgorithm algorithms<1..2^8-1>;
8636 | * } CertificateCompressionAlgorithms;
8637 | */
8638 | switch (hnd_type) {
8639 | case SSL_HND_CLIENT_HELLO:
8640 | case SSL_HND_CERT_REQUEST:
8641 | /* CertificateCompressionAlgorithm algorithms<1..2^8-1>;*/
8642 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compress_certificate_algorithms_length,
8643 | hf->hf.hs_ext_compress_certificate_algorithms_length, 1, UINT8_MAX(255)-1)) {
8644 | return offset_end;
8645 | }
8646 | offset += 1;
8647 | next_offset = offset + compress_certificate_algorithms_length;
8648 |
8649 | while (offset < next_offset) {
8650 | proto_tree_add_item(tree, hf->hf.hs_ext_compress_certificate_algorithm,
8651 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8652 | offset += 2;
8653 | }
8654 | break;
8655 | default:
8656 | break;
8657 | }
8658 |
8659 | return offset;
8660 | }
8661 |
8662 | static uint32_t
8663 | ssl_dissect_hnd_hello_ext_token_binding(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8664 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8665 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8666 | {
8667 | uint32_t key_parameters_length, next_offset;
8668 | proto_item *p_ti;
8669 | proto_tree *p_tree;
8670 |
8671 | /* RFC 8472
8672 | *
8673 | * struct {
8674 | * uint8 major;
8675 | * uint8 minor;
8676 | * } TB_ProtocolVersion;
8677 | *
8678 | * enum {
8679 | * rsa2048_pkcs1.5(0), rsa2048_pss(1), ecdsap256(2), (255)
8680 | * } TokenBindingKeyParameters;
8681 | *
8682 | * struct {
8683 | * TB_ProtocolVersion token_binding_version;
8684 | * TokenBindingKeyParameters key_parameters_list<1..2^8-1>
8685 | * } TokenBindingParameters;
8686 | */
8687 |
8688 | switch (hnd_type) {
8689 | case SSL_HND_CLIENT_HELLO:
8690 | case SSL_HND_SERVER_HELLO:
8691 | proto_tree_add_item(tree, hf->hf.hs_ext_token_binding_version_major, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8692 | offset += 1;
8693 | proto_tree_add_item(tree, hf->hf.hs_ext_token_binding_version_minor, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8694 | offset += 1;
8695 |
8696 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &key_parameters_length,
8697 | hf->hf.hs_ext_token_binding_key_parameters_length, 1, UINT8_MAX(255))) {
8698 | return offset_end;
8699 | }
8700 | offset += 1;
8701 | next_offset = offset + key_parameters_length;
8702 |
8703 | p_ti = proto_tree_add_none_format(tree,
8704 | hf->hf.hs_ext_token_binding_key_parameters,
8705 | tvb, offset, key_parameters_length,
8706 | "Key parameters identifiers (%d identifier%s)",
8707 | key_parameters_length,
8708 | plurality(key_parameters_length, "", "s")((key_parameters_length) == 1 ? ("") : ("s")));
8709 | p_tree = proto_item_add_subtree(p_ti, hf->ett.hs_ext_token_binding_key_parameters);
8710 |
8711 | while (offset < next_offset) {
8712 | proto_tree_add_item(p_tree, hf->hf.hs_ext_token_binding_key_parameter,
8713 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8714 | offset += 1;
8715 | }
8716 |
8717 | if (!ssl_end_vector(hf, tvb, pinfo, p_tree, offset, next_offset)) {
8718 | offset = next_offset;
8719 | }
8720 |
8721 | break;
8722 | default:
8723 | break;
8724 | }
8725 |
8726 | return offset;
8727 | }
8728 |
8729 | static uint32_t
8730 | ssl_dissect_hnd_hello_ext_quic_transport_parameters(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8731 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8732 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8733 | {
8734 | bool_Bool use_varint_encoding = true1; // Whether this is draft -27 or newer.
8735 | uint32_t next_offset;
8736 |
8737 | /* https://tools.ietf.org/html/draft-ietf-quic-transport-25#section-18
8738 | *
8739 | * Note: the following structures are not literally defined in the spec,
8740 | * they instead use an ASCII diagram.
8741 | *
8742 | * struct {
8743 | * uint16 id;
8744 | * opaque value<0..2^16-1>;
8745 | * } TransportParameter; // before draft -27
8746 | * TransportParameter TransportParameters<0..2^16-1>; // before draft -27
8747 | *
8748 | * struct {
8749 | * opaque ipv4Address[4];
8750 | * uint16 ipv4Port;
8751 | * opaque ipv6Address[16];
8752 | * uint16 ipv6Port;
8753 | * opaque connectionId<0..18>;
8754 | * opaque statelessResetToken[16];
8755 | * } PreferredAddress;
8756 | */
8757 |
8758 | if (offset_end - offset >= 6 &&
8759 | 2 + (unsigned)tvb_get_ntohs(tvb, offset) == offset_end - offset &&
8760 | 6 + (unsigned)tvb_get_ntohs(tvb, offset + 4) <= offset_end - offset) {
8761 | // Assume encoding of Transport Parameters draft -26 or older with at
8762 | // least one transport parameter that has a valid length.
8763 | use_varint_encoding = false0;
8764 | }
8765 |
8766 | if (use_varint_encoding) {
8767 | next_offset = offset_end;
8768 | } else {
8769 | uint32_t quic_length;
8770 | // Assume draft -26 or earlier.
8771 | /* TransportParameter TransportParameters<0..2^16-1>; */
8772 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &quic_length,
8773 | hf->hf.hs_ext_quictp_len, 0, UINT16_MAX(65535))) {
8774 | return offset_end;
8775 | }
8776 | offset += 2;
8777 | next_offset = offset + quic_length;
8778 | }
8779 |
8780 | while (offset < next_offset) {
8781 | uint64_t parameter_type; /* 62-bit space */
8782 | uint32_t parameter_length;
8783 | proto_tree *parameter_tree;
8784 | uint32_t parameter_end_offset;
8785 | uint64_t value;
8786 | uint32_t len = 0, i;
8787 |
8788 | parameter_tree = proto_tree_add_subtree(tree, tvb, offset, 2, hf->ett.hs_ext_quictp_parameter,
8789 | NULL((void*)0), "Parameter");
8790 | /* TransportParameter ID and Length. */
8791 | if (use_varint_encoding) {
8792 | uint64_t parameter_length64;
8793 | uint32_t type_len = 0;
8794 |
8795 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_type,
8796 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &parameter_type, &type_len);
8797 | offset += type_len;
8798 |
8799 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_len,
8800 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &parameter_length64, &len);
8801 | parameter_length = (uint32_t)parameter_length64;
8802 | offset += len;
8803 |
8804 | proto_item_set_len(parameter_tree, type_len + len + parameter_length);
8805 | } else {
8806 | parameter_type = tvb_get_ntohs(tvb, offset);
8807 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_type,
8808 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8809 | offset += 2;
8810 |
8811 | /* opaque value<0..2^16-1> */
8812 | if (!ssl_add_vector(hf, tvb, pinfo, parameter_tree, offset, next_offset, &parameter_length,
8813 | hf->hf.hs_ext_quictp_parameter_len_old, 0, UINT16_MAX(65535))) {
8814 | return next_offset;
8815 | }
8816 | offset += 2;
8817 |
8818 | proto_item_set_len(parameter_tree, 4 + parameter_length);
8819 | }
8820 |
8821 | if (IS_GREASE_QUIC(parameter_type)((parameter_type) > 27 ? ((((parameter_type) - 27) % 31) == 0) : 0)) {
8822 | proto_item_append_text(parameter_tree, ": GREASE");
8823 | } else {
8824 | proto_item_append_text(parameter_tree, ": %s", val64_to_str_wmem(pinfo->pool, parameter_type, quic_transport_parameter_id, "Unknown 0x%04x"));
8825 | }
8826 |
8827 | proto_item_append_text(parameter_tree, " (len=%u)", parameter_length);
8828 | parameter_end_offset = offset + parameter_length;
8829 |
8830 | /* Omit the value field if the parameter's length is 0. */
8831 | if (parameter_length != 0) {
8832 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_value,
8833 | tvb, offset, parameter_length, ENC_NA0x00000000);
8834 | }
8835 |
8836 | switch (parameter_type) {
8837 | case SSL_HND_QUIC_TP_ORIGINAL_DESTINATION_CONNECTION_ID0x00:
8838 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_original_destination_connection_id,
8839 | tvb, offset, parameter_length, ENC_NA0x00000000);
8840 | offset += parameter_length;
8841 | break;
8842 | case SSL_HND_QUIC_TP_MAX_IDLE_TIMEOUT0x01:
8843 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_idle_timeout,
8844 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8845 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u" " ms", value);
8846 | offset += len;
8847 | break;
8848 | case SSL_HND_QUIC_TP_STATELESS_RESET_TOKEN0x02:
8849 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_stateless_reset_token,
8850 | tvb, offset, 16, ENC_BIG_ENDIAN0x00000000);
8851 | quic_add_stateless_reset_token(pinfo, tvb, offset, NULL((void*)0));
8852 | offset += 16;
8853 | break;
8854 | case SSL_HND_QUIC_TP_MAX_UDP_PAYLOAD_SIZE0x03:
8855 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_udp_payload_size,
8856 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8857 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8858 | /*TODO display expert info about invalid value (< 1252 or >65527) ? */
8859 | offset += len;
8860 | break;
8861 | case SSL_HND_QUIC_TP_INITIAL_MAX_DATA0x04:
8862 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_data,
8863 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8864 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8865 | offset += len;
8866 | break;
8867 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL0x05:
8868 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_bidi_local,
8869 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8870 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8871 | offset += len;
8872 | break;
8873 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE0x06:
8874 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_bidi_remote,
8875 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8876 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8877 | offset += len;
8878 | break;
8879 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI0x07:
8880 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_uni,
8881 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8882 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8883 | offset += len;
8884 | break;
8885 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_UNI0x09:
8886 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_streams_uni,
8887 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8888 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8889 | offset += len;
8890 | break;
8891 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_BIDI0x08:
8892 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_streams_bidi,
8893 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8894 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8895 | offset += len;
8896 | break;
8897 | case SSL_HND_QUIC_TP_ACK_DELAY_EXPONENT0x0a:
8898 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_ack_delay_exponent,
8899 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, NULL((void*)0), &len);
8900 | /*TODO display multiplier (x8) and expert info about invalid value (> 20) ? */
8901 | offset += len;
8902 | break;
8903 | case SSL_HND_QUIC_TP_MAX_ACK_DELAY0x0b:
8904 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_ack_delay,
8905 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8906 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8907 | offset += len;
8908 | break;
8909 | case SSL_HND_QUIC_TP_DISABLE_ACTIVE_MIGRATION0x0c:
8910 | /* No Payload */
8911 | break;
8912 | case SSL_HND_QUIC_TP_PREFERRED_ADDRESS0x0d: {
8913 | uint32_t connectionid_length;
8914 | quic_cid_t cid;
8915 |
8916 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv4address,
8917 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8918 | offset += 4;
8919 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv4port,
8920 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8921 | offset += 2;
8922 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv6address,
8923 | tvb, offset, 16, ENC_NA0x00000000);
8924 | offset += 16;
8925 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv6port,
8926 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8927 | offset += 2;
8928 | /* XXX - Should we add these addresses and ports as addresses that the client
8929 | * is allowed / expected to migrate the server address to? Right now we don't
8930 | * enforce that (see RFC 9000 Section 9, which implies that while the client
8931 | * can migrate to whatever address it wants, it can only migrate the server
8932 | * address to the Server's Preferred Address as in 9.6. Also Issue #20165.)
8933 | */
8934 |
8935 | if (!ssl_add_vector(hf, tvb, pinfo, parameter_tree, offset, offset_end, &connectionid_length,
8936 | hf->hf.hs_ext_quictp_parameter_pa_connectionid_length, 0, 20)) {
8937 | break;
8938 | }
8939 | offset += 1;
8940 |
8941 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_connectionid,
8942 | tvb, offset, connectionid_length, ENC_NA0x00000000);
8943 | if (connectionid_length >= 1 && connectionid_length <= QUIC_MAX_CID_LENGTH20) {
8944 | cid.len = connectionid_length;
8945 | // RFC 9000 5.1.1 "If the preferred_address transport
8946 | // parameter is sent, the sequence number of the supplied
8947 | // connection ID is 1."
8948 | cid.seq_num = 1;
8949 | // Multipath draft-07 "Also, the Path Identifier for the
8950 | // connection ID specified in the "preferred address"
8951 | // transport parameter is 0."
8952 | cid.path_id = 0;
8953 | tvb_memcpy(tvb, cid.cid, offset, connectionid_length);
8954 | quic_add_connection(pinfo, &cid);
8955 | }
8956 | offset += connectionid_length;
8957 |
8958 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_statelessresettoken,
8959 | tvb, offset, 16, ENC_NA0x00000000);
8960 | if (connectionid_length >= 1 && connectionid_length <= QUIC_MAX_CID_LENGTH20) {
8961 | quic_add_stateless_reset_token(pinfo, tvb, offset, &cid);
8962 | }
8963 | offset += 16;
8964 | }
8965 | break;
8966 | case SSL_HND_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT0x0e:
8967 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_active_connection_id_limit,
8968 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8969 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8970 | offset += len;
8971 | break;
8972 | case SSL_HND_QUIC_TP_INITIAL_SOURCE_CONNECTION_ID0x0f:
8973 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_source_connection_id,
8974 | tvb, offset, parameter_length, ENC_NA0x00000000);
8975 | offset += parameter_length;
8976 | break;
8977 | case SSL_HND_QUIC_TP_RETRY_SOURCE_CONNECTION_ID0x10:
8978 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_retry_source_connection_id,
8979 | tvb, offset, parameter_length, ENC_NA0x00000000);
8980 | offset += parameter_length;
8981 | break;
8982 | case SSL_HND_QUIC_TP_MAX_DATAGRAM_FRAME_SIZE0x20:
8983 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_datagram_frame_size,
8984 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8985 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8986 | offset += len;
8987 | break;
8988 | case SSL_HND_QUIC_TP_CIBIR_ENCODING0x1000:
8989 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_cibir_encoding_length,
8990 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8991 | proto_item_append_text(parameter_tree, " Length: %" PRIu64"l" "u", value);
8992 | offset += len;
8993 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_cibir_encoding_offset,
8994 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8995 | proto_item_append_text(parameter_tree, ", Offset: %" PRIu64"l" "u", value);
8996 | offset += len;
8997 | break;
8998 | case SSL_HND_QUIC_TP_LOSS_BITS0x1057:
8999 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_loss_bits,
9000 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9001 | if (len > 0) {
9002 | quic_add_loss_bits(pinfo, value);
9003 | }
9004 | offset += 1;
9005 | break;
9006 | case SSL_HND_QUIC_TP_ADDRESS_DISCOVERY0x9f81a176:
9007 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_address_discovery,
9008 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, NULL((void*)0), &len);
9009 | offset += len;
9010 | break;
9011 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_OLD0xde1a:
9012 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT_V10xFF03DE1A:
9013 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT050xff04de1a:
9014 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY0xff04de1b:
9015 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_min_ack_delay,
9016 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9017 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
9018 | offset += len;
9019 | break;
9020 | case SSL_HND_QUIC_TP_GOOGLE_USER_AGENT0x3129:
9021 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_user_agent_id,
9022 | tvb, offset, parameter_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
9023 | offset += parameter_length;
9024 | break;
9025 | case SSL_HND_QUIC_TP_GOOGLE_KEY_UPDATE_NOT_YET_SUPPORTED0x312B:
9026 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_key_update_not_yet_supported,
9027 | tvb, offset, parameter_length, ENC_NA0x00000000);
9028 | offset += parameter_length;
9029 | break;
9030 | case SSL_HND_QUIC_TP_GOOGLE_QUIC_VERSION0x4752:
9031 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_version,
9032 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
9033 | offset += 4;
9034 | if (hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS) { /* From server */
9035 | uint32_t versions_length;
9036 |
9037 | proto_tree_add_item_ret_uint(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_supported_versions_length,
9038 | tvb, offset, 1, ENC_NA0x00000000, &versions_length);
9039 | offset += 1;
9040 | for (i = 0; i < versions_length / 4; i++) {
9041 | quic_proto_tree_add_version(tvb, parameter_tree,
9042 | hf->hf.hs_ext_quictp_parameter_google_supported_version, offset);
9043 | offset += 4;
9044 | }
9045 | }
9046 | break;
9047 | case SSL_HND_QUIC_TP_GOOGLE_INITIAL_RTT0x3127:
9048 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_initial_rtt,
9049 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9050 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u" " us", value);
9051 | offset += len;
9052 | break;
9053 | case SSL_HND_QUIC_TP_GOOGLE_SUPPORT_HANDSHAKE_DONE0x312A:
9054 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_support_handshake_done,
9055 | tvb, offset, parameter_length, ENC_NA0x00000000);
9056 | offset += parameter_length;
9057 | break;
9058 | case SSL_HND_QUIC_TP_GOOGLE_QUIC_PARAMS0x4751:
9059 | /* This field was used for non-standard Google-specific parameters encoded as a
9060 | * Google QUIC_CRYPTO CHLO and it has been replaced (version >= T051) by individual
9061 | * parameters. Report it as a bytes blob... */
9062 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_params,
9063 | tvb, offset, parameter_length, ENC_NA0x00000000);
9064 | /* ... and try decoding it: not sure what the first 4 bytes are (but they seems to be always 0) */
9065 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_params_unknown_field,
9066 | tvb, offset, 4, ENC_NA0x00000000);
9067 | dissect_gquic_tags(tvb, pinfo, parameter_tree, offset + 4);
9068 | offset += parameter_length;
9069 | break;
9070 | case SSL_HND_QUIC_TP_GOOGLE_CONNECTION_OPTIONS0x3128:
9071 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_connection_options,
9072 | tvb, offset, parameter_length, ENC_NA0x00000000);
9073 | offset += parameter_length;
9074 | break;
9075 | case SSL_HND_QUIC_TP_ENABLE_TIME_STAMP0x7157:
9076 | /* No Payload */
9077 | break;
9078 | case SSL_HND_QUIC_TP_ENABLE_TIME_STAMP_V20x7158:
9079 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_enable_time_stamp_v2,
9080 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9081 | offset += parameter_length;
9082 | break;
9083 | case SSL_HND_QUIC_TP_VERSION_INFORMATION_DRAFT0xff73db:
9084 | case SSL_HND_QUIC_TP_VERSION_INFORMATION0x11:
9085 | quic_proto_tree_add_version(tvb, parameter_tree,
9086 | hf->hf.hs_ext_quictp_parameter_chosen_version, offset);
9087 | offset += 4;
9088 | for (i = 4; i < parameter_length; i += 4) {
9089 | quic_proto_tree_add_version(tvb, parameter_tree,
9090 | hf->hf.hs_ext_quictp_parameter_other_version, offset);
9091 | offset += 4;
9092 | }
9093 | break;
9094 | case SSL_HND_QUIC_TP_GREASE_QUIC_BIT0x2ab2:
9095 | /* No Payload */
9096 | quic_add_grease_quic_bit(pinfo);
9097 | break;
9098 | case SSL_HND_QUIC_TP_FACEBOOK_PARTIAL_RELIABILITY0xFF00:
9099 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_facebook_partial_reliability,
9100 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9101 | offset += parameter_length;
9102 | break;
9103 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT040x0f739bbc1b666d04:
9104 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_enable_multipath,
9105 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9106 | if (value == 1) {
9107 | quic_add_multipath(pinfo, QUIC_MP_NO_PATH_ID1);
9108 | }
9109 | offset += parameter_length;
9110 | break;
9111 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT050x0f739bbc1b666d05:
9112 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH0x0f739bbc1b666d06:
9113 | /* No Payload */
9114 | quic_add_multipath(pinfo, QUIC_MP_NO_PATH_ID1);
9115 | break;
9116 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATHS0x0f739bbc1b666d07:
9117 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_paths,
9118 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9119 | if (value > 1) {
9120 | quic_add_multipath(pinfo, QUIC_MP_PATH_ID2);
9121 | }
9122 | /* multipath draft-07: "The value of the initial_max_paths
9123 | * parameter MUST be at least 2." TODO: Expert Info? */
9124 | offset += parameter_length;
9125 | break;
9126 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT090x0f739bbc1b666d09:
9127 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT110x0f739bbc1b666d11:
9128 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT120x0f739bbc1b666d0c:
9129 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID0x0f739bbc1b666d0d:
9130 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_path_id,
9131 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9132 | /* multipath draft-09 and later: "If an endpoint receives an
9133 | * initial_max_path_id transport parameter with value 0, the
9134 | * peer aims to enable the multipath extension without allowing
9135 | * extra paths immediately."
9136 | */
9137 | quic_add_multipath(pinfo, QUIC_MP_PATH_ID2);
9138 | offset += parameter_length;
9139 | break;
9140 | default:
9141 | offset += parameter_length;
9142 | /*TODO display expert info about unknown ? */
9143 | break;
9144 | }
9145 |
9146 | if (!ssl_end_vector(hf, tvb, pinfo, parameter_tree, offset, parameter_end_offset)) {
9147 | /* Dissection did not end at expected location, fix it. */
9148 | offset = parameter_end_offset;
9149 | }
9150 | }
9151 |
9152 | return offset;
9153 | }
9154 |
9155 | static int
9156 | ssl_dissect_hnd_hello_common(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9157 | proto_tree *tree, uint32_t offset,
9158 | SslSession *session, SslDecryptSession *ssl,
9159 | bool_Bool from_server, bool_Bool is_hrr)
9160 | {
9161 | uint8_t sessid_length;
9162 | proto_item *ti;
9163 | proto_tree *rnd_tree;
9164 | proto_tree *ti_rnd;
9165 | proto_tree *ech_confirm_tree;
9166 | uint8_t draft_version = session->tls13_draft_version;
9167 |
9168 | if (ssl) {
9169 | StringInfo *rnd;
9170 | if (from_server)
9171 | rnd = &ssl->server_random;
9172 | else
9173 | rnd = &ssl->client_random;
9174 |
9175 | /* save provided random for later keyring generation */
9176 | tvb_memcpy(tvb, rnd->data, offset, 32);
9177 | rnd->data_len = 32;
9178 | if (from_server)
9179 | ssl->state |= SSL_SERVER_RANDOM(1<<1);
9180 | else
9181 | ssl->state |= SSL_CLIENT_RANDOM(1<<0);
9182 | ssl_debug_printf("%s found %s RANDOM -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)),
9183 | from_server ? "SERVER" : "CLIENT", ssl->state);
9184 | }
9185 |
9186 | if (!from_server && session->client_random.data_len == 0) {
9187 | session->client_random.data_len = 32;
9188 | tvb_memcpy(tvb, session->client_random.data, offset, 32);
9189 | }
9190 |
9191 | ti_rnd = proto_tree_add_item(tree, hf->hf.hs_random, tvb, offset, 32, ENC_NA0x00000000);
9192 |
9193 | if ((session->version != TLSV1DOT3_VERSION0x304) && (session->version != DTLSV1DOT3_VERSION0xfefc)) { /* No time on first bytes random with TLS 1.3 */
9194 |
9195 | rnd_tree = proto_item_add_subtree(ti_rnd, hf->ett.hs_random);
9196 | /* show the time */
9197 | proto_tree_add_item(rnd_tree, hf->hf.hs_random_time,
9198 | tvb, offset, 4, ENC_TIME_SECS0x00000012|ENC_BIG_ENDIAN0x00000000);
9199 | offset += 4;
9200 |
9201 | /* show the random bytes */
9202 | proto_tree_add_item(rnd_tree, hf->hf.hs_random_bytes,
9203 | tvb, offset, 28, ENC_NA0x00000000);
9204 | offset += 28;
9205 | } else {
9206 | if (is_hrr) {
9207 | proto_item_append_text(ti_rnd, " (HelloRetryRequest magic)");
9208 | } else if (from_server && session->ech) {
9209 | ech_confirm_tree = proto_item_add_subtree(ti_rnd, hf->ett.hs_random);
9210 | proto_tree_add_item(ech_confirm_tree, hf->hf.hs_ech_confirm, tvb, offset + 24, 8, ENC_NA0x00000000);
9211 | ti = proto_tree_add_bytes_with_length(ech_confirm_tree, hf->hf.hs_ech_confirm_compute, tvb, offset + 24, 0,
9212 | session->ech_confirmation, 8);
9213 | proto_item_set_generated(ti);
9214 | if (memcmp(session->ech_confirmation, tvb_get_ptr(tvb, offset+24, 8), 8)) {
9215 | expert_add_info(pinfo, ti, &hf->ei.ech_rejected);
9216 | } else {
9217 | expert_add_info(pinfo, ti, &hf->ei.ech_accepted);
9218 | }
9219 | }
9220 |
9221 | offset += 32;
9222 | }
9223 |
9224 | /* No Session ID with TLS 1.3 on Server Hello before draft -22 */
9225 | if (from_server == 0 || !(session->version == TLSV1DOT3_VERSION0x304 && draft_version > 0 && draft_version < 22)) {
9226 | /* show the session id (length followed by actual Session ID) */
9227 | sessid_length = tvb_get_uint8(tvb, offset);
9228 | proto_tree_add_item(tree, hf->hf.hs_session_id_len,
9229 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9230 | offset++;
9231 |
9232 | if (ssl) {
9233 | /* save the authoritative SID for later use in ChangeCipherSpec.
9234 | * (D)TLS restricts the SID to 32 chars, it does not make sense to
9235 | * save more, so ignore larger ones. */
9236 | if (from_server && sessid_length <= 32) {
9237 | tvb_memcpy(tvb, ssl->session_id.data, offset, sessid_length);
9238 | ssl->session_id.data_len = sessid_length;
9239 | }
9240 | }
9241 | if (sessid_length > 0) {
9242 | proto_tree_add_item(tree, hf->hf.hs_session_id,
9243 | tvb, offset, sessid_length, ENC_NA0x00000000);
9244 | offset += sessid_length;
9245 | }
9246 | }
9247 |
9248 | return offset;
9249 | }
9250 |
9251 | static int
9252 | ssl_dissect_hnd_hello_ext_status_request(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9253 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9254 | bool_Bool has_length)
9255 | {
9256 | /* TLS 1.2/1.3 status_request Client Hello Extension.
9257 | * TLS 1.2 status_request_v2 CertificateStatusRequestItemV2 type.
9258 | * https://tools.ietf.org/html/rfc6066#section-8 (status_request)
9259 | * https://tools.ietf.org/html/rfc6961#section-2.2 (status_request_v2)
9260 | * struct {
9261 | * CertificateStatusType status_type;
9262 | * uint16 request_length; // for status_request_v2
9263 | * select (status_type) {
9264 | * case ocsp: OCSPStatusRequest;
9265 | * case ocsp_multi: OCSPStatusRequest;
9266 | * } request;
9267 | * } CertificateStatusRequest; // CertificateStatusRequestItemV2
9268 | *
9269 | * enum { ocsp(1), ocsp_multi(2), (255) } CertificateStatusType;
9270 | * struct {
9271 | * ResponderID responder_id_list<0..2^16-1>;
9272 | * Extensions request_extensions;
9273 | * } OCSPStatusRequest;
9274 | * opaque ResponderID<1..2^16-1>;
9275 | * opaque Extensions<0..2^16-1>;
9276 | */
9277 | unsigned cert_status_type;
9278 |
9279 | cert_status_type = tvb_get_uint8(tvb, offset);
9280 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_status_type,
9281 | tvb, offset, 1, ENC_NA0x00000000);
9282 | offset++;
9283 |
9284 | if (has_length) {
9285 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_status_request_len,
9286 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9287 | offset += 2;
9288 | }
9289 |
9290 | switch (cert_status_type) {
9291 | case SSL_HND_CERT_STATUS_TYPE_OCSP1:
9292 | case SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2:
9293 | {
9294 | uint32_t responder_id_list_len;
9295 | uint32_t request_extensions_len;
9296 |
9297 | /* ResponderID responder_id_list<0..2^16-1> */
9298 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &responder_id_list_len,
9299 | hf->hf.hs_ext_cert_status_responder_id_list_len, 0, UINT16_MAX(65535))) {
9300 | return offset_end;
9301 | }
9302 | offset += 2;
9303 | if (responder_id_list_len != 0) {
9304 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.hs_ext_cert_status_undecoded,
9305 | tvb, offset, responder_id_list_len,
9306 | "Responder ID list is not implemented, contact Wireshark"
9307 | " developers if you want this to be supported");
9308 | }
9309 | offset += responder_id_list_len;
9310 |
9311 | /* opaque Extensions<0..2^16-1> */
9312 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &request_extensions_len,
9313 | hf->hf.hs_ext_cert_status_request_extensions_len, 0, UINT16_MAX(65535))) {
9314 | return offset_end;
9315 | }
9316 | offset += 2;
9317 | if (request_extensions_len != 0) {
9318 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.hs_ext_cert_status_undecoded,
9319 | tvb, offset, request_extensions_len,
9320 | "Request Extensions are not implemented, contact"
9321 | " Wireshark developers if you want this to be supported");
9322 | }
9323 | offset += request_extensions_len;
9324 | break;
9325 | }
9326 | }
9327 |
9328 | return offset;
9329 | }
9330 |
9331 | static unsigned
9332 | ssl_dissect_hnd_hello_ext_status_request_v2(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9333 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9334 | {
9335 | /* https://tools.ietf.org/html/rfc6961#section-2.2
9336 | * struct {
9337 | * CertificateStatusRequestItemV2 certificate_status_req_list<1..2^16-1>;
9338 | * } CertificateStatusRequestListV2;
9339 | */
9340 | uint32_t req_list_length, next_offset;
9341 |
9342 | /* CertificateStatusRequestItemV2 certificate_status_req_list<1..2^16-1> */
9343 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &req_list_length,
9344 | hf->hf.hs_ext_cert_status_request_list_len, 1, UINT16_MAX(65535))) {
9345 | return offset_end;
9346 | }
9347 | offset += 2;
9348 | next_offset = offset + req_list_length;
9349 |
9350 | while (offset < next_offset) {
9351 | offset = ssl_dissect_hnd_hello_ext_status_request(hf, tvb, pinfo, tree, offset, next_offset, true1);
9352 | }
9353 |
9354 | return offset;
9355 | }
9356 |
9357 | static uint32_t
9358 | tls_dissect_ocsp_response(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9359 | uint32_t offset, uint32_t offset_end)
9360 | {
9361 | uint32_t response_length;
9362 | proto_item *ocsp_resp;
9363 | proto_tree *ocsp_resp_tree;
9364 | asn1_ctx_t asn1_ctx;
9365 |
9366 | /* opaque OCSPResponse<1..2^24-1>; */
9367 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &response_length,
9368 | hf->hf.hs_ocsp_response_len, 1, G_MAXUINT24((1U << 24) - 1))) {
9369 | return offset_end;
9370 | }
9371 | offset += 3;
9372 |
9373 | ocsp_resp = proto_tree_add_item(tree, proto_ocsp, tvb, offset,
9374 | response_length, ENC_BIG_ENDIAN0x00000000);
9375 | proto_item_set_text(ocsp_resp, "OCSP Response");
9376 | ocsp_resp_tree = proto_item_add_subtree(ocsp_resp, hf->ett.ocsp_response);
9377 | if (proto_is_protocol_enabled(find_protocol_by_id(proto_ocsp))) {
9378 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
9379 | dissect_ocsp_OCSPResponse(false0, tvb, offset, &asn1_ctx, ocsp_resp_tree, -1);
9380 | }
9381 | offset += response_length;
9382 |
9383 | return offset;
9384 | }
9385 |
9386 | uint32_t
9387 | tls_dissect_hnd_certificate_status(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9388 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9389 | {
9390 | /* TLS 1.2 "CertificateStatus" handshake message.
9391 | * TLS 1.3 "status_request" Certificate extension.
9392 | * struct {
9393 | * CertificateStatusType status_type;
9394 | * select (status_type) {
9395 | * case ocsp: OCSPResponse;
9396 | * case ocsp_multi: OCSPResponseList; // status_request_v2
9397 | * } response;
9398 | * } CertificateStatus;
9399 | * opaque OCSPResponse<1..2^24-1>;
9400 | * struct {
9401 | * OCSPResponse ocsp_response_list<1..2^24-1>;
9402 | * } OCSPResponseList; // status_request_v2
9403 | */
9404 | uint32_t status_type, resp_list_length, next_offset;
9405 |
9406 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_cert_status_type,
9407 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &status_type);
9408 | offset += 1;
9409 |
9410 | switch (status_type) {
9411 | case SSL_HND_CERT_STATUS_TYPE_OCSP1:
9412 | offset = tls_dissect_ocsp_response(hf, tvb, pinfo, tree, offset, offset_end);
9413 | break;
9414 |
9415 | case SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2:
9416 | /* OCSPResponse ocsp_response_list<1..2^24-1> */
9417 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &resp_list_length,
9418 | hf->hf.hs_ocsp_response_list_len, 1, G_MAXUINT24((1U << 24) - 1))) {
9419 | return offset_end;
9420 | }
9421 | offset += 3;
9422 | next_offset = offset + resp_list_length;
9423 |
9424 | while (offset < next_offset) {
9425 | offset = tls_dissect_ocsp_response(hf, tvb, pinfo, tree, offset, next_offset);
9426 | }
9427 | break;
9428 | }
9429 |
9430 | return offset;
9431 | }
9432 |
9433 | static unsigned
9434 | ssl_dissect_hnd_hello_ext_supported_groups(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9435 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9436 | wmem_strbuf_t *ja3)
9437 | {
9438 | /* RFC 8446 Section 4.2.7
9439 | * enum { ..., (0xFFFF) } NamedGroup;
9440 | * struct {
9441 | * NamedGroup named_group_list<2..2^16-1>
9442 | * } NamedGroupList;
9443 | *
9444 | * NOTE: "NamedCurve" (RFC 4492) is renamed to "NamedGroup" (RFC 7919) and
9445 | * the extension itself from "elliptic_curves" to "supported_groups".
9446 | */
9447 | uint32_t groups_length, next_offset;
9448 | proto_tree *groups_tree;
9449 | proto_item *ti;
9450 | char *ja3_dash = "";
9451 |
9452 | /* NamedGroup named_group_list<2..2^16-1> */
9453 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &groups_length,
9454 | hf->hf.hs_ext_supported_groups_len, 2, UINT16_MAX(65535))) {
9455 | return offset_end;
9456 | }
9457 | offset += 2;
9458 | next_offset = offset + groups_length;
9459 |
9460 | ti = proto_tree_add_none_format(tree,
9461 | hf->hf.hs_ext_supported_groups,
9462 | tvb, offset, groups_length,
9463 | "Supported Groups (%d group%s)",
9464 | groups_length / 2,
9465 | plurality(groups_length/2, "", "s")((groups_length/2) == 1 ? ("") : ("s")));
9466 |
9467 | /* make this a subtree */
9468 | groups_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_groups);
9469 |
9470 | if (ja3) {
9471 | wmem_strbuf_append_c(ja3, ',');
9472 | }
9473 | /* loop over all groups */
9474 | while (offset + 2 <= offset_end) {
9475 | uint32_t ext_supported_group;
9476 |
9477 | proto_tree_add_item_ret_uint(groups_tree, hf->hf.hs_ext_supported_group, tvb, offset, 2,
9478 | ENC_BIG_ENDIAN0x00000000, &ext_supported_group);
9479 | offset += 2;
9480 | if (ja3 && !IS_GREASE_TLS(ext_supported_group)((((ext_supported_group) & 0x0f0f) == 0x0a0a) && ( ((ext_supported_group) & 0xff) == (((ext_supported_group) >>8) & 0xff)))) {
9481 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, ext_supported_group);
9482 | ja3_dash = "-";
9483 | }
9484 | }
9485 | if (!ssl_end_vector(hf, tvb, pinfo, groups_tree, offset, next_offset)) {
9486 | offset = next_offset;
9487 | }
9488 |
9489 | return offset;
9490 | }
9491 |
9492 | static int
9493 | ssl_dissect_hnd_hello_ext_ec_point_formats(ssl_common_dissect_t *hf, tvbuff_t *tvb,
9494 | proto_tree *tree, uint32_t offset, wmem_strbuf_t *ja3)
9495 | {
9496 | uint8_t ecpf_length;
9497 | proto_tree *ecpf_tree;
9498 | proto_item *ti;
9499 |
9500 | ecpf_length = tvb_get_uint8(tvb, offset);
9501 | proto_tree_add_item(tree, hf->hf.hs_ext_ec_point_formats_len,
9502 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9503 |
9504 | offset += 1;
9505 | ti = proto_tree_add_none_format(tree,
9506 | hf->hf.hs_ext_ec_point_formats,
9507 | tvb, offset, ecpf_length,
9508 | "Elliptic curves point formats (%d)",
9509 | ecpf_length);
9510 |
9511 | /* make this a subtree */
9512 | ecpf_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_curves_point_formats);
9513 |
9514 | if (ja3) {
9515 | wmem_strbuf_append_c(ja3, ',');
9516 | }
9517 |
9518 | /* loop over all point formats */
9519 | while (ecpf_length > 0)
9520 | {
9521 | uint32_t ext_ec_point_format;
9522 |
9523 | proto_tree_add_item_ret_uint(ecpf_tree, hf->hf.hs_ext_ec_point_format, tvb, offset, 1,
9524 | ENC_BIG_ENDIAN0x00000000, &ext_ec_point_format);
9525 | offset++;
9526 | ecpf_length--;
9527 | if (ja3) {
9528 | wmem_strbuf_append_printf(ja3, "%i", ext_ec_point_format);
9529 | if (ecpf_length > 0) {
9530 | wmem_strbuf_append_c(ja3, '-');
9531 | }
9532 | }
9533 | }
9534 |
9535 | return offset;
9536 | }
9537 |
9538 | static int
9539 | ssl_dissect_hnd_hello_ext_srp(ssl_common_dissect_t *hf, tvbuff_t *tvb,
9540 | packet_info *pinfo, proto_tree *tree,
9541 | uint32_t offset, uint32_t next_offset)
9542 | {
9543 | /* https://tools.ietf.org/html/rfc5054#section-2.8.1
9544 | * opaque srp_I<1..2^8-1>;
9545 | */
9546 | uint32_t username_len;
9547 |
9548 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, next_offset, &username_len,
9549 | hf->hf.hs_ext_srp_len, 1, UINT8_MAX(255))) {
9550 | return next_offset;
9551 | }
9552 | offset++;
9553 |
9554 | proto_tree_add_item(tree, hf->hf.hs_ext_srp_username,
9555 | tvb, offset, username_len, ENC_UTF_80x00000002|ENC_NA0x00000000);
9556 | offset += username_len;
9557 |
9558 | return offset;
9559 | }
9560 |
9561 | static uint32_t
9562 | tls_dissect_sct(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9563 | uint32_t offset, uint32_t offset_end, uint16_t version)
9564 | {
9565 | /* https://tools.ietf.org/html/rfc6962#section-3.2
9566 | * enum { v1(0), (255) } Version;
9567 | * struct {
9568 | * opaque key_id[32];
9569 | * } LogID;
9570 | * opaque CtExtensions<0..2^16-1>;
9571 | * struct {
9572 | * Version sct_version;
9573 | * LogID id;
9574 | * uint64 timestamp;
9575 | * CtExtensions extensions;
9576 | * digitally-signed struct { ... };
9577 | * } SignedCertificateTimestamp;
9578 | */
9579 | uint32_t sct_version;
9580 | uint64_t sct_timestamp_ms;
9581 | nstime_t sct_timestamp;
9582 | uint32_t exts_len;
9583 | const char *log_name;
9584 |
9585 | proto_tree_add_item_ret_uint(tree, hf->hf.sct_sct_version, tvb, offset, 1, ENC_NA0x00000000, &sct_version);
9586 | offset++;
9587 | if (sct_version != 0) {
9588 | // TODO expert info about unknown SCT version?
9589 | return offset;
9590 | }
9591 | proto_tree_add_item(tree, hf->hf.sct_sct_logid, tvb, offset, 32, ENC_BIG_ENDIAN0x00000000);
9592 | log_name = bytesval_to_str_wmem(pinfo->pool, tvb_get_ptr(tvb, offset, 32), 32, ct_logids, "Unknown Log");
9593 | proto_item_append_text(tree, " (%s)", log_name);
9594 | offset += 32;
9595 | sct_timestamp_ms = tvb_get_ntoh64(tvb, offset);
9596 | sct_timestamp.secs = (time_t)(sct_timestamp_ms / 1000);
9597 | sct_timestamp.nsecs = (int)((sct_timestamp_ms % 1000) * 1000000);
9598 | proto_tree_add_time(tree, hf->hf.sct_sct_timestamp, tvb, offset, 8, &sct_timestamp);
9599 | offset += 8;
9600 | /* opaque CtExtensions<0..2^16-1> */
9601 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &exts_len,
9602 | hf->hf.sct_sct_extensions_length, 0, UINT16_MAX(65535))) {
9603 | return offset_end;
9604 | }
9605 | offset += 2;
9606 | if (exts_len > 0) {
9607 | proto_tree_add_item(tree, hf->hf.sct_sct_extensions, tvb, offset, exts_len, ENC_BIG_ENDIAN0x00000000);
9608 | offset += exts_len;
9609 | }
9610 | offset = ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
9611 | hf->hf.sct_sct_signature_length,
9612 | hf->hf.sct_sct_signature);
9613 | return offset;
9614 | }
9615 |
9616 | uint32_t
9617 | tls_dissect_sct_list(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9618 | uint32_t offset, uint32_t offset_end, uint16_t version)
9619 | {
9620 | /* https://tools.ietf.org/html/rfc6962#section-3.3
9621 | * opaque SerializedSCT<1..2^16-1>;
9622 | * struct {
9623 | * SerializedSCT sct_list <1..2^16-1>;
9624 | * } SignedCertificateTimestampList;
9625 | */
9626 | uint32_t list_length, sct_length, next_offset;
9627 | proto_tree *subtree;
9628 |
9629 | /* SerializedSCT sct_list <1..2^16-1> */
9630 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &list_length,
9631 | hf->hf.sct_scts_length, 1, UINT16_MAX(65535))) {
9632 | return offset_end;
9633 | }
9634 | offset += 2;
9635 |
9636 | while (offset < offset_end) {
9637 | subtree = proto_tree_add_subtree(tree, tvb, offset, 2, hf->ett.sct, NULL((void*)0), "Signed Certificate Timestamp");
9638 |
9639 | /* opaque SerializedSCT<1..2^16-1> */
9640 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &sct_length,
9641 | hf->hf.sct_sct_length, 1, UINT16_MAX(65535))) {
9642 | return offset_end;
9643 | }
9644 | offset += 2;
9645 | next_offset = offset + sct_length;
9646 | proto_item_set_len(subtree, 2 + sct_length);
9647 | offset = tls_dissect_sct(hf, tvb, pinfo, subtree, offset, next_offset, version);
9648 | if (!ssl_end_vector(hf, tvb, pinfo, subtree, offset, next_offset)) {
9649 | offset = next_offset;
9650 | }
9651 | }
9652 |
9653 | return offset;
9654 | }
9655 |
9656 | static int
9657 | dissect_ech_hpke_cipher_suite(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo _U___attribute__((unused)),
9658 | proto_tree *tree, uint32_t offset)
9659 | {
9660 | uint32_t kdf_id, aead_id;
9661 | proto_item *cs_ti;
9662 | proto_tree *cs_tree;
9663 |
9664 | cs_ti = proto_tree_add_item(tree, hf->hf.ech_hpke_keyconfig_cipher_suite,
9665 | tvb, offset, 4, ENC_NA0x00000000);
9666 | cs_tree = proto_item_add_subtree(cs_ti, hf->ett.ech_hpke_cipher_suite);
9667 |
9668 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.ech_hpke_keyconfig_cipher_suite_kdf_id,
9669 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &kdf_id);
9670 | offset += 2;
9671 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.ech_hpke_keyconfig_cipher_suite_aead_id,
9672 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &aead_id);
9673 | offset += 2;
9674 |
9675 | proto_item_append_text(cs_ti, ": %s/%s",
9676 | val_to_str_const(kdf_id, kdf_id_type_vals, "Unknown"),
9677 | val_to_str_const(aead_id, aead_id_type_vals, "Unknown"));
9678 | return offset;
9679 | }
9680 |
9681 | static int
9682 | dissect_ech_hpke_key_config(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9683 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9684 | uint32_t *config_id)
9685 | {
9686 | uint32_t length, cipher_suite_length;
9687 | proto_item *kc_ti, *css_ti;
9688 | proto_tree *kc_tree, *css_tree;
9689 | uint32_t original_offset = offset, next_offset;
9690 |
9691 | kc_ti = proto_tree_add_item(tree, hf->hf.ech_hpke_keyconfig,
9692 | tvb, offset, -1, ENC_NA0x00000000);
9693 | kc_tree = proto_item_add_subtree(kc_ti, hf->ett.ech_hpke_keyconfig);
9694 |
9695 | proto_tree_add_item_ret_uint(kc_tree, hf->hf.ech_hpke_keyconfig_config_id,
9696 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, config_id);
9697 | offset += 1;
9698 | proto_tree_add_item(kc_tree, hf->hf.ech_hpke_keyconfig_kem_id,
9699 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9700 | offset += 2;
9701 | proto_tree_add_item_ret_uint(kc_tree, hf->hf.ech_hpke_keyconfig_public_key_length,
9702 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9703 | offset += 2;
9704 | proto_tree_add_item(kc_tree, hf->hf.ech_hpke_keyconfig_public_key,
9705 | tvb, offset, length, ENC_NA0x00000000);
9706 | offset += length;
9707 |
9708 | /* HpkeSymmetricCipherSuite cipher_suites<4..2^16-4> */
9709 | if (!ssl_add_vector(hf, tvb, pinfo, kc_tree, offset, offset_end, &cipher_suite_length,
9710 | hf->hf.ech_hpke_keyconfig_cipher_suites_length, 4, UINT16_MAX(65535) - 3)) {
9711 | return offset_end;
9712 | }
9713 | offset += 2;
9714 | next_offset = offset + cipher_suite_length;
9715 |
9716 | css_ti = proto_tree_add_none_format(kc_tree,
9717 | hf->hf.ech_hpke_keyconfig_cipher_suites,
9718 | tvb, offset, cipher_suite_length,
9719 | "Cipher Suites (%d suite%s)",
9720 | cipher_suite_length / 4,
9721 | plurality(cipher_suite_length / 4, "", "s")((cipher_suite_length / 4) == 1 ? ("") : ("s")));
9722 | css_tree = proto_item_add_subtree(css_ti, hf->ett.ech_hpke_cipher_suites);
9723 |
9724 |
9725 | while (offset + 4 <= next_offset) {
9726 | offset = dissect_ech_hpke_cipher_suite(hf, tvb, pinfo, css_tree, offset);
9727 | }
9728 |
9729 | if (!ssl_end_vector(hf, tvb, pinfo, css_tree, offset, next_offset)) {
9730 | offset = next_offset;
9731 | }
9732 |
9733 | proto_item_set_len(kc_ti, offset - original_offset);
9734 |
9735 | return offset;
9736 | }
9737 |
9738 | static int
9739 | dissect_ech_echconfig_contents(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9740 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9741 | const uint8_t **public_name, uint32_t *config_id)
9742 | {
9743 | uint32_t public_name_length, extensions_length, next_offset;
9744 |
9745 | offset = dissect_ech_hpke_key_config(hf, tvb, pinfo, tree, offset, offset_end, config_id);
9746 | proto_tree_add_item(tree, hf->hf.ech_echconfigcontents_maximum_name_length,
9747 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9748 | offset += 1;
9749 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_echconfigcontents_public_name_length,
9750 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &public_name_length);
9751 | offset += 1;
9752 | proto_tree_add_item_ret_string(tree, hf->hf.ech_echconfigcontents_public_name,
9753 | tvb, offset, public_name_length, ENC_ASCII0x00000000, pinfo->pool, public_name);
9754 | offset += public_name_length;
9755 |
9756 | /* Extension extensions<0..2^16-1>; */
9757 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &extensions_length,
9758 | hf->hf.ech_echconfigcontents_extensions_length, 0, UINT16_MAX(65535))) {
9759 | return offset_end;
9760 | }
9761 | offset += 2;
9762 | next_offset = offset + extensions_length;
9763 |
9764 | if (extensions_length > 0) {
9765 | proto_tree_add_item(tree, hf->hf.ech_echconfigcontents_extensions,
9766 | tvb, offset, extensions_length, ENC_NA0x00000000);
9767 | }
9768 | offset += extensions_length;
9769 |
9770 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
9771 | offset = next_offset;
9772 | }
9773 |
9774 | return offset;
9775 | }
9776 |
9777 | static int
9778 | dissect_ech_echconfig(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9779 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9780 | {
9781 | uint32_t version, length;
9782 | proto_item *ech_ti;
9783 | proto_tree *ech_tree;
9784 | const uint8_t *public_name = NULL((void*)0);
9785 | uint32_t config_id = 0;
9786 |
9787 | ech_ti = proto_tree_add_item(tree, hf->hf.ech_echconfig, tvb, offset, -1, ENC_NA0x00000000);
9788 | ech_tree = proto_item_add_subtree(ech_ti, hf->ett.ech_echconfig);
9789 |
9790 | proto_tree_add_item_ret_uint(ech_tree, hf->hf.ech_echconfig_version,
9791 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
9792 | offset += 2;
9793 | proto_tree_add_item_ret_uint(ech_tree, hf->hf.ech_echconfig_length,
9794 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9795 | offset += 2;
9796 |
9797 | proto_item_set_len(ech_ti, 4 + length);
9798 |
9799 | switch(version) {
9800 | case 0xfe0d:
9801 | dissect_ech_echconfig_contents(hf, tvb, pinfo, ech_tree, offset, offset_end, &public_name, &config_id);
9802 | proto_item_append_text(ech_ti, ": id=%d %s", config_id, public_name);
9803 | break;
9804 |
9805 | default:
9806 | expert_add_info_format(pinfo, ech_ti, &hf->ei.ech_echconfig_invalid_version, "Unsupported/unknown ECHConfig version 0x%x", version);
9807 | }
9808 |
9809 | return 4 + length;
9810 | }
9811 |
9812 | uint32_t
9813 | ssl_dissect_ext_ech_echconfiglist(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9814 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9815 | {
9816 | uint32_t echconfiglist_length, next_offset;
9817 |
9818 | /* ECHConfig ECHConfigList<1..2^16-1>; */
9819 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &echconfiglist_length,
9820 | hf->hf.ech_echconfiglist_length, 1, UINT16_MAX(65535))) {
9821 | return offset_end;
9822 | }
9823 | offset += 2;
9824 | next_offset = offset + echconfiglist_length;
9825 |
9826 | while (offset < next_offset) {
9827 | offset += dissect_ech_echconfig(hf, tvb, pinfo, tree, offset, offset_end);
9828 | }
9829 |
9830 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
9831 | offset = next_offset;
9832 | }
9833 |
9834 | return offset;
9835 | }
9836 |
9837 | static uint32_t
9838 | ssl_dissect_hnd_ech_outer_ext(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9839 | uint32_t offset, uint32_t offset_end)
9840 | {
9841 | uint32_t ext_length, next_offset;
9842 | proto_tree *ext_tree;
9843 | proto_item *ti;
9844 |
9845 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &ext_length,
9846 | hf->hf.hs_ext_ech_outer_ext_len, 2, UINT8_MAX(255))) {
9847 | return offset_end;
9848 | }
9849 | offset += 1;
9850 | next_offset = offset + ext_length;
9851 |
9852 | ti = proto_tree_add_none_format(tree,
9853 | hf->hf.hs_ext_ech_outer_ext,
9854 | tvb, offset, ext_length,
9855 | "Outer Extensions (%d extension%s)",
9856 | ext_length / 2,
9857 | plurality(ext_length/2, "", "s")((ext_length/2) == 1 ? ("") : ("s")));
9858 |
9859 | ext_tree = proto_item_add_subtree(ti, hf->ett.hs_ext);
9860 |
9861 | while (offset + 2 <= offset_end) {
9862 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_type, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9863 | offset += 2;
9864 | }
9865 |
9866 | if (!ssl_end_vector(hf, tvb, pinfo, ext_tree, offset, next_offset)) {
9867 | offset = next_offset;
9868 | }
9869 |
9870 | return offset;
9871 | }
9872 |
9873 | static uint32_t
9874 | // NOLINTNEXTLINE(misc-no-recursion)
9875 | ssl_dissect_hnd_hello_ext_ech(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9876 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9877 | uint8_t hnd_type, SslSession *session, SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
9878 | uint32_t initial_offset, uint32_t hello_length)
9879 | {
9880 | uint32_t ch_type, length;
9881 | proto_item *ti, *payload_ti;
9882 | proto_tree *retry_tree, *payload_tree;
9883 |
9884 | switch (hnd_type) {
9885 | case SSL_HND_CLIENT_HELLO:
9886 | /*
9887 | * enum { outer(0), inner(1) } ECHClientHelloType;
9888 | *
9889 | * struct {
9890 | * ECHClientHelloType type;
9891 | * select (ECHClientHello.type) {
9892 | * case outer:
9893 | * HpkeSymmetricCipherSuite cipher_suite;
9894 | * uint8 config_id;
9895 | * opaque enc<0..2^16-1>;
9896 | * opaque payload<1..2^16-1>;
9897 | * case inner:
9898 | * Empty;
9899 | * };
9900 | * } ECHClientHello;
9901 | */
9902 |
9903 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_clienthello_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &ch_type);
9904 | offset += 1;
9905 | switch (ch_type) {
9906 | case 0: /* outer */
9907 | if (ssl && session->first_ch_ech_frame == 0) {
9908 | session->first_ch_ech_frame = pinfo->num;
9909 | }
9910 | offset = dissect_ech_hpke_cipher_suite(hf, tvb, pinfo, tree, offset);
9911 | uint16_t kdf_id = tvb_get_ntohs(tvb, offset - 4);
9912 | uint16_t aead_id = tvb_get_ntohs(tvb, offset - 2);
9913 |
9914 | proto_tree_add_item(tree, hf->hf.ech_config_id, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9915 | uint8_t config_id = tvb_get_uint8(tvb, offset);
9916 | offset += 1;
9917 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_enc_length, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9918 | offset += 2;
9919 | proto_tree_add_item(tree, hf->hf.ech_enc, tvb, offset, length, ENC_NA0x00000000);
9920 | offset += length;
9921 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_payload_length, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9922 | offset += 2;
9923 | payload_ti = proto_tree_add_item(tree, hf->hf.ech_payload, tvb, offset, length, ENC_NA0x00000000);
9924 | offset += length;
9925 |
9926 | if (!mk_map) {
9927 | break;
9928 | }
9929 | if (session->client_random.data_len == 0) {
9930 | ssl_debug_printf("%s missing Client Random\n", G_STRFUNC((const char*) (__func__)));
9931 | break;
9932 | }
9933 | StringInfo *ech_secret = (StringInfo *)g_hash_table_lookup(mk_map->ech_secret, &session->client_random);
9934 | StringInfo *ech_config = (StringInfo *)g_hash_table_lookup(mk_map->ech_config, &session->client_random);
9935 | if (!ech_secret || !ech_config) {
9936 | ssl_debug_printf("%s Cannot find ECH_SECRET or ECH_CONFIG, Encrypted Client Hello decryption impossible\n",
9937 | G_STRFUNC((const char*) (__func__)));
9938 | break;
9939 | }
9940 |
9941 | if (hpke_hkdf_len(kdf_id) == 0) {
9942 | ssl_debug_printf("Unsupported KDF\n");
9943 | break;
9944 | }
9945 |
9946 | if (hpke_aead_key_len(aead_id) == 0) {
9947 | ssl_debug_printf("Unsupported AEAD\n");
9948 | break;
9949 | }
9950 |
9951 | size_t aead_nonce_len = hpke_aead_nonce_len(aead_id);
9952 |
9953 | uint16_t version = GUINT16_FROM_BE(*(uint16_t *)ech_config->data)(((((guint16) ( (guint16) ((guint16) (*(uint16_t *)ech_config ->data) >> 8) | (guint16) ((guint16) (*(uint16_t *)ech_config ->data) << 8))))));
9954 | if (version != SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037) {
9955 | ssl_debug_printf("Unexpected version in ECH Config\n");
9956 | break;
9957 | }
9958 | uint32_t ech_config_offset = 2;
9959 | if (GUINT16_FROM_BE(*(uint16_t *)(ech_config->data + ech_config_offset))(((((guint16) ( (guint16) ((guint16) (*(uint16_t *)(ech_config ->data + ech_config_offset)) >> 8) | (guint16) ((guint16 ) (*(uint16_t *)(ech_config->data + ech_config_offset)) << 8)))))) != ech_config->data_len - 4) {
9960 | ssl_debug_printf("Malformed ECH Config, invalid length\n");
9961 | break;
9962 | }
9963 | ech_config_offset += 2;
9964 | if (*(ech_config->data + ech_config_offset) != config_id) {
9965 | ssl_debug_printf("ECH Config version mismatch\n");
9966 | break;
9967 | }
9968 | ech_config_offset += 1;
9969 | uint16_t kem_id_be = *(uint16_t *)(ech_config->data + ech_config_offset);
9970 | uint16_t kem_id = GUINT16_FROM_BE(kem_id_be)(((((guint16) ( (guint16) ((guint16) (kem_id_be) >> 8) | (guint16) ((guint16) (kem_id_be) << 8))))));
9971 | uint8_t suite_id[HPKE_SUIT_ID_LEN10];
9972 | hpke_suite_id(kem_id, kdf_id, aead_id, suite_id);
9973 | GByteArray *info = g_byte_array_new();
9974 | g_byte_array_append(info, "tls ech", 8);
9975 | g_byte_array_append(info, ech_config->data, ech_config->data_len);
9976 | uint8_t key[AEAD_MAX_KEY_LENGTH32];
9977 | uint8_t base_nonce[HPKE_AEAD_NONCE_LENGTH12];
9978 | if (hpke_key_schedule(kdf_id, aead_id, ech_secret->data, ech_secret->data_len, suite_id, info->data, info->len, HPKE_MODE_BASE0,
9979 | key, base_nonce)) {
9980 | g_byte_array_free(info, TRUE(!(0)));
9981 | break;
9982 | }
9983 | g_byte_array_free(info, TRUE(!(0)));
9984 | gcry_cipher_hd_t cipher;
9985 | if (hpke_setup_aead(&cipher, aead_id, key) ||
9986 | hpke_set_nonce(cipher, !session->hrr_ech_declined && pinfo->num > session->first_ch_ech_frame, base_nonce, aead_nonce_len)) {
9987 | gcry_cipher_close(cipher);
9988 | break;
9989 | }
9990 | const uint8_t *payload = tvb_get_ptr(tvb, offset - length, length);
9991 | uint8_t *ech_aad = (uint8_t *)wmem_alloc(NULL((void*)0), hello_length);
9992 | tvb_memcpy(tvb, ech_aad, initial_offset, hello_length);
9993 | memset(ech_aad + offset - length - initial_offset, 0, length);
9994 | if (gcry_cipher_authenticate(cipher, ech_aad, hello_length)) {
9995 | gcry_cipher_close(cipher);
9996 | wmem_free(NULL((void*)0), ech_aad);
9997 | break;
9998 | }
9999 | wmem_free(NULL((void*)0), ech_aad);
10000 | uint8_t *ech_decrypted_data = (uint8_t *)wmem_alloc(pinfo->pool, length - 16);
10001 | if (gcry_cipher_decrypt(cipher, ech_decrypted_data, length - 16, payload, length - 16)) {
10002 | gcry_cipher_close(cipher);
10003 | break;
10004 | }
10005 | unsigned char ech_auth_tag_calc[16];
10006 | if (gcry_cipher_gettag(cipher, ech_auth_tag_calc, 16)) {
10007 | gcry_cipher_close(cipher);
10008 | break;
10009 | }
10010 | if (ssl && !session->hrr_ech_declined && session->first_ch_ech_frame == pinfo->num)
10011 | memcpy(session->first_ech_auth_tag, ech_auth_tag_calc, 16);
10012 | gcry_cipher_close(cipher);
10013 | if (memcmp(pinfo->num > session->first_ch_ech_frame ? ech_auth_tag_calc : session->first_ech_auth_tag,
10014 | payload + length - 16, 16)) {
10015 | ssl_debug_printf("%s ECH auth tag mismatch\n", G_STRFUNC((const char*) (__func__)));
10016 | } else {
10017 | payload_tree = proto_item_add_subtree(payload_ti, hf->ett.ech_decrypt);
10018 | tvbuff_t *ech_tvb = tvb_new_child_real_data(tvb, ech_decrypted_data, length - 16, length - 16);
10019 | add_new_data_source(pinfo, ech_tvb, "Client Hello Inner");
10020 | if (ssl) {
10021 | tvb_memcpy(ech_tvb, ssl->client_random.data, 2, 32);
10022 | uint32_t len_offset = ssl->ech_transcript.data_len;
10023 | if (ssl->ech_transcript.data_len > 0)
10024 | ssl->ech_transcript.data = (unsigned char*)wmem_realloc(wmem_file_scope(), ssl->ech_transcript.data,
10025 | ssl->ech_transcript.data_len + hello_length + 4);
10026 | else
10027 | ssl->ech_transcript.data = (unsigned char*)wmem_alloc(wmem_file_scope(), hello_length + 4);
10028 | ssl->ech_transcript.data[ssl->ech_transcript.data_len] = SSL_HND_CLIENT_HELLO;
10029 | ssl->ech_transcript.data[ssl->ech_transcript.data_len + 1] = 0;
10030 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len + 4, 0, 34);
10031 | ssl->ech_transcript.data_len += 38;
10032 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, initial_offset + 34,
10033 | tvb_get_uint8(tvb, initial_offset + 34) + 1);
10034 | ssl->ech_transcript.data_len += tvb_get_uint8(tvb, initial_offset + 34) + 1;
10035 | uint32_t ech_offset = 35 + tvb_get_uint8(ech_tvb, 34);
10036 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10037 | 2 + tvb_get_ntohs(ech_tvb, ech_offset));
10038 | ssl->ech_transcript.data_len += 2 + tvb_get_ntohs(ech_tvb, ech_offset);
10039 | ech_offset += 2 + tvb_get_ntohs(ech_tvb, ech_offset);
10040 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10041 | 1 + tvb_get_uint8(ech_tvb, ech_offset));
10042 | ssl->ech_transcript.data_len += 1 + tvb_get_uint8(ech_tvb, ech_offset);
10043 | ech_offset += 1 + tvb_get_uint8(ech_tvb, ech_offset);
10044 | uint32_t ech_extensions_len_offset = ssl->ech_transcript.data_len;
10045 | ssl->ech_transcript.data_len += 2;
10046 | uint16_t extensions_end = ech_offset + tvb_get_ntohs(ech_tvb, ech_offset) + 2;
10047 | ech_offset += 2;
10048 | while (extensions_end - ech_offset >= 4) {
10049 | if (tvb_get_ntohs(ech_tvb, ech_offset) != SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768) {
10050 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10051 | 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2));
10052 | ssl->ech_transcript.data_len += 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2);
10053 | ech_offset += 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2);
10054 | } else if (tvb_get_ntohs(ech_tvb, ech_offset + 2) > 0) {
10055 | uint8_t outer_extensions_end = tvb_get_uint8(ech_tvb, ech_offset + 4) + ech_offset + 5;
10056 | ech_offset += 5;
10057 | uint16_t outer_offset = initial_offset + 35 + tvb_get_uint8(tvb, initial_offset + 34);
10058 | outer_offset += tvb_get_ntohs(tvb, outer_offset) + 2;
10059 | outer_offset += tvb_get_uint8(tvb, outer_offset) + 3;
10060 | while (outer_extensions_end - ech_offset >= 2) {
10061 | while (hello_length - outer_offset >= 4) {
10062 | if (tvb_get_ntohs(tvb, outer_offset) == tvb_get_ntohs(ech_tvb, ech_offset)) {
10063 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, outer_offset,
10064 | 4 + tvb_get_ntohs(tvb, outer_offset + 2));
10065 | ssl->ech_transcript.data_len += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10066 | outer_offset += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10067 | break;
10068 | } else {
10069 | outer_offset += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10070 | }
10071 | }
10072 | ech_offset += 2;
10073 | }
10074 | }
10075 | }
10076 | uint16_t ech_extensions_len_be = GUINT16_TO_BE(ssl->ech_transcript.data_len - ech_extensions_len_offset - 2)((((guint16) ( (guint16) ((guint16) (ssl->ech_transcript.data_len - ech_extensions_len_offset - 2) >> 8) | (guint16) ((guint16 ) (ssl->ech_transcript.data_len - ech_extensions_len_offset - 2) << 8)))));
10077 | *(ssl->ech_transcript.data + ech_extensions_len_offset) = ech_extensions_len_be & 0xff;
10078 | *(ssl->ech_transcript.data + ech_extensions_len_offset + 1) = (ech_extensions_len_be >> 8);
10079 | *(ssl->ech_transcript.data + len_offset + 2) = ((ssl->ech_transcript.data_len - len_offset - 4) >> 8);
10080 | *(ssl->ech_transcript.data + len_offset + 3) = (ssl->ech_transcript.data_len - len_offset - 4) & 0xff;
10081 | }
10082 | uint32_t ech_padding_begin = (uint32_t)ssl_dissect_hnd_cli_hello(hf, ech_tvb, pinfo, payload_tree, 0, length - 16, session,
10083 | ssl, NULL((void*)0), mk_map);
10084 | if (ech_padding_begin < length - 16) {
10085 | proto_tree_add_item(payload_tree, hf->hf.ech_padding_data, ech_tvb, ech_padding_begin, length - 16 - ech_padding_begin,
10086 | ENC_NA0x00000000);
10087 | }
10088 | }
10089 |
10090 | break;
10091 | case 1: /* inner */
10092 | break;
10093 | }
10094 | break;
10095 |
10096 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10097 | /*
10098 | * struct {
10099 | * ECHConfigList retry_configs;
10100 | * } ECHEncryptedExtensions;
10101 | */
10102 |
10103 | ti = proto_tree_add_item(tree, hf->hf.ech_retry_configs, tvb, offset, offset_end - offset, ENC_NA0x00000000);
10104 | retry_tree = proto_item_add_subtree(ti, hf->ett.ech_retry_configs);
10105 | offset = ssl_dissect_ext_ech_echconfiglist(hf, tvb, pinfo, retry_tree, offset, offset_end);
10106 | break;
10107 |
10108 | case SSL_HND_HELLO_RETRY_REQUEST:
10109 | /*
10110 | * struct {
10111 | * opaque confirmation[8];
10112 | * } ECHHelloRetryRequest;
10113 | */
10114 |
10115 | proto_tree_add_item(tree, hf->hf.ech_confirmation, tvb, offset, 8, ENC_NA0x00000000);
10116 | if (session->ech) {
10117 | ti = proto_tree_add_bytes_with_length(tree, hf->hf.hs_ech_confirm_compute, tvb, offset, 0, session->hrr_ech_confirmation, 8);
10118 | proto_item_set_generated(ti);
10119 | if (memcmp(session->hrr_ech_confirmation, tvb_get_ptr(tvb, offset, 8), 8)) {
10120 | expert_add_info(pinfo, ti, &hf->ei.ech_rejected);
10121 | } else {
10122 | expert_add_info(pinfo, ti, &hf->ei.ech_accepted);
10123 | }
10124 | }
10125 | offset += 8;
10126 | break;
10127 | }
10128 |
10129 | return offset;
10130 | }
10131 |
10132 | static uint32_t
10133 | ssl_dissect_hnd_hello_ext_esni(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10134 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
10135 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
10136 | {
10137 | uint32_t record_digest_length, encrypted_sni_length;
10138 |
10139 | switch (hnd_type) {
10140 | case SSL_HND_CLIENT_HELLO:
10141 | /*
10142 | * struct {
10143 | * CipherSuite suite;
10144 | * KeyShareEntry key_share;
10145 | * opaque record_digest<0..2^16-1>;
10146 | * opaque encrypted_sni<0..2^16-1>;
10147 | * } ClientEncryptedSNI;
10148 | */
10149 | proto_tree_add_item(tree, hf->hf.esni_suite, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
10150 | offset += 2;
10151 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, tree, offset, offset_end, NULL((void*)0));
10152 |
10153 | /* opaque record_digest<0..2^16-1> */
10154 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &record_digest_length,
10155 | hf->hf.esni_record_digest_length, 0, UINT16_MAX(65535))) {
10156 | return offset_end;
10157 | }
10158 | offset += 2;
10159 | if (record_digest_length > 0) {
10160 | proto_tree_add_item(tree, hf->hf.esni_record_digest, tvb, offset, record_digest_length, ENC_NA0x00000000);
10161 | offset += record_digest_length;
10162 | }
10163 |
10164 | /* opaque encrypted_sni<0..2^16-1> */
10165 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &encrypted_sni_length,
10166 | hf->hf.esni_encrypted_sni_length, 0, UINT16_MAX(65535))) {
10167 | return offset_end;
10168 | }
10169 | offset += 2;
10170 | if (encrypted_sni_length > 0) {
10171 | proto_tree_add_item(tree, hf->hf.esni_encrypted_sni, tvb, offset, encrypted_sni_length, ENC_NA0x00000000);
10172 | offset += encrypted_sni_length;
10173 | }
10174 | break;
10175 |
10176 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10177 | proto_tree_add_item(tree, hf->hf.esni_nonce, tvb, offset, 16, ENC_NA0x00000000);
10178 | offset += 16;
10179 | break;
10180 | }
10181 |
10182 | return offset;
10183 | }
10184 | /** TLS Extensions (in Client Hello and Server Hello). }}} */
10185 |
10186 | /* Connection ID dissection. {{{ */
10187 | static uint32_t
10188 | ssl_dissect_ext_connection_id(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10189 | proto_tree *tree, uint32_t offset, SslDecryptSession *ssl,
10190 | uint8_t cidl, uint8_t **session_cid, uint8_t *session_cidl)
10191 | {
10192 | /* keep track of the decrypt session only for the first pass */
10193 | if (cidl > 0 && !PINFO_FD_VISITED(pinfo)((pinfo)->fd->visited)) {
10194 | tvb_ensure_bytes_exist(tvb, offset + 1, cidl);
10195 | *session_cidl = cidl;
10196 | *session_cid = (uint8_t*)wmem_alloc0(wmem_file_scope(), cidl);
10197 | tvb_memcpy(tvb, *session_cid, offset + 1, cidl);
10198 | if (ssl) {
10199 | ssl_add_session_by_cid(ssl);
10200 | }
10201 | }
10202 |
10203 | proto_tree_add_item(tree, hf->hf.hs_ext_connection_id_length,
10204 | tvb, offset, 1, ENC_NA0x00000000);
10205 | offset++;
10206 |
10207 | if (cidl > 0) {
10208 | proto_tree_add_item(tree, hf->hf.hs_ext_connection_id,
10209 | tvb, offset, cidl, ENC_NA0x00000000);
10210 | offset += cidl;
10211 | }
10212 |
10213 | return offset;
10214 | }
10215 |
10216 | static uint32_t
10217 | ssl_dissect_hnd_hello_ext_connection_id(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10218 | proto_tree *tree, uint32_t offset, uint8_t hnd_type,
10219 | SslSession *session, SslDecryptSession *ssl)
10220 | {
10221 | uint8_t cidl = tvb_get_uint8(tvb, offset);
10222 |
10223 | switch (hnd_type) {
10224 | case SSL_HND_CLIENT_HELLO:
10225 | session->client_cid_len_present = true1;
10226 | return ssl_dissect_ext_connection_id(hf, tvb, pinfo, tree, offset, ssl,
10227 | cidl, &session->client_cid, &session->client_cid_len);
10228 | case SSL_HND_SERVER_HELLO:
10229 | session->server_cid_len_present = true1;
10230 | return ssl_dissect_ext_connection_id(hf, tvb, pinfo, tree, offset, ssl,
10231 | cidl, &session->server_cid, &session->server_cid_len);
10232 | default:
10233 | return offset;
10234 | }
10235 | } /* }}} */
10236 |
10237 | /* Trusted CA dissection. {{{ */
10238 | static uint32_t
10239 | ssl_dissect_hnd_hello_ext_trusted_ca_keys(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
10240 | uint32_t offset, uint32_t offset_end)
10241 | {
10242 | proto_item *ti;
10243 | proto_tree *subtree;
10244 | uint32_t keys_length, next_offset;
10245 |
10246 | /*
10247 | * struct {
10248 | * TrustedAuthority trusted_authorities_list<0..2^16-1>;
10249 | * } TrustedAuthorities;
10250 | *
10251 | * struct {
10252 | * IdentifierType identifier_type;
10253 | * select (identifier_type) {
10254 | * case pre_agreed: struct {};
10255 | * case key_sha1_hash: SHA1Hash;
10256 | * case x509_name: DistinguishedName;
10257 | * case cert_sha1_hash: SHA1Hash;
10258 | * } identifier;
10259 | * } TrustedAuthority;
10260 | *
10261 | * enum {
10262 | * pre_agreed(0), key_sha1_hash(1), x509_name(2),
10263 | * cert_sha1_hash(3), (255)
10264 | * } IdentifierType;
10265 | *
10266 | * opaque DistinguishedName<1..2^16-1>;
10267 | *
10268 | */
10269 |
10270 |
10271 | /* TrustedAuthority trusted_authorities_list<0..2^16-1> */
10272 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &keys_length, hf->hf.hs_ext_trusted_ca_keys_len,
10273 | 0, UINT16_MAX(65535)))
10274 | {
10275 | return offset_end;
10276 | }
10277 | offset += 2;
10278 | next_offset = offset + keys_length;
10279 |
10280 | if (keys_length > 0)
10281 | {
10282 | ti = proto_tree_add_none_format(tree, hf->hf.hs_ext_trusted_ca_keys_list, tvb, offset, keys_length,
10283 | "Trusted CA keys (%d byte%s)", keys_length, plurality(keys_length, "", "s")((keys_length) == 1 ? ("") : ("s")));
10284 | subtree = proto_item_add_subtree(ti, hf->ett.hs_ext_trusted_ca_keys);
10285 |
10286 | while (offset < next_offset)
10287 | {
10288 | uint32_t identifier_type;
10289 | proto_tree *trusted_key_tree;
10290 | proto_item *trusted_key_item;
10291 | asn1_ctx_t asn1_ctx;
10292 | uint32_t key_len = 0;
10293 |
10294 | identifier_type = tvb_get_uint8(tvb, offset);
10295 |
10296 | // Use 0 as length for now as we'll only know the size when we decode the identifier
10297 | trusted_key_item = proto_tree_add_none_format(subtree, hf->hf.hs_ext_trusted_ca_key, tvb,
10298 | offset, 0, "Trusted CA Key");
10299 | trusted_key_tree = proto_item_add_subtree(trusted_key_item, hf->ett.hs_ext_trusted_ca_key);
10300 |
10301 | proto_tree_add_uint(trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_type, tvb,
10302 | offset, 1, identifier_type);
10303 | offset++;
10304 |
10305 | /*
10306 | * enum {
10307 | * pre_agreed(0), key_sha1_hash(1), x509_name(2),
10308 | * cert_sha1_hash(3), (255)
10309 | * } IdentifierType;
10310 | */
10311 | switch (identifier_type)
10312 | {
10313 | case 0:
10314 | key_len = 0;
10315 | break;
10316 | case 2:
10317 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
10318 |
10319 | uint32_t name_length;
10320 | /* opaque DistinguishedName<1..2^16-1> */
10321 | if (!ssl_add_vector(hf, tvb, pinfo, trusted_key_tree, offset, next_offset, &name_length,
10322 | hf->hf.hs_ext_trusted_ca_key_dname_len, 1, UINT16_MAX(65535))) {
10323 | return next_offset;
10324 | }
10325 | offset += 2;
10326 |
10327 | dissect_x509if_DistinguishedName(false0, tvb, offset, &asn1_ctx,
10328 | trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_dname);
10329 | offset += name_length;
10330 | break;
10331 | case 1:
10332 | case 3:
10333 | key_len = 20;
10334 | /* opaque SHA1Hash[20]; */
10335 | proto_tree_add_item(trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_hash, tvb,
10336 | offset, 20, ENC_NA0x00000000);
10337 | break;
10338 |
10339 | default:
10340 | key_len = 0;
10341 | /*TODO display expert info about unknown ? */
10342 | break;
10343 | }
10344 | proto_item_set_len(trusted_key_item, 1 + key_len);
10345 | offset += key_len;
10346 | }
10347 | }
10348 |
10349 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset))
10350 | {
10351 | offset = next_offset;
10352 | }
10353 |
10354 | return offset;
10355 | } /* }}} */
10356 |
10357 |
10358 | /* Whether the Content and Handshake Types are valid; handle Protocol Version. {{{ */
10359 | bool_Bool
10360 | ssl_is_valid_content_type(uint8_t type)
10361 | {
10362 | switch ((ContentType) type) {
10363 | case SSL_ID_CHG_CIPHER_SPEC:
10364 | case SSL_ID_ALERT:
10365 | case SSL_ID_HANDSHAKE:
10366 | case SSL_ID_APP_DATA:
10367 | case SSL_ID_HEARTBEAT:
10368 | case SSL_ID_TLS12_CID:
10369 | case SSL_ID_DTLS13_ACK:
10370 | return true1;
10371 | }
10372 | return false0;
10373 | }
10374 |
10375 | bool_Bool
10376 | ssl_is_valid_handshake_type(uint8_t hs_type, bool_Bool is_dtls)
10377 | {
10378 | switch ((HandshakeType) hs_type) {
10379 | case SSL_HND_HELLO_VERIFY_REQUEST:
10380 | /* hello_verify_request is DTLS-only */
10381 | return is_dtls;
10382 |
10383 | case SSL_HND_HELLO_REQUEST:
10384 | case SSL_HND_CLIENT_HELLO:
10385 | case SSL_HND_SERVER_HELLO:
10386 | case SSL_HND_NEWSESSION_TICKET:
10387 | case SSL_HND_END_OF_EARLY_DATA:
10388 | case SSL_HND_HELLO_RETRY_REQUEST:
10389 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10390 | case SSL_HND_CERTIFICATE:
10391 | case SSL_HND_SERVER_KEY_EXCHG:
10392 | case SSL_HND_CERT_REQUEST:
10393 | case SSL_HND_SVR_HELLO_DONE:
10394 | case SSL_HND_CERT_VERIFY:
10395 | case SSL_HND_CLIENT_KEY_EXCHG:
10396 | case SSL_HND_FINISHED:
10397 | case SSL_HND_CERT_URL:
10398 | case SSL_HND_CERT_STATUS:
10399 | case SSL_HND_SUPPLEMENTAL_DATA:
10400 | case SSL_HND_KEY_UPDATE:
10401 | case SSL_HND_COMPRESSED_CERTIFICATE:
10402 | case SSL_HND_ENCRYPTED_EXTS:
10403 | return true1;
10404 | case SSL_HND_MESSAGE_HASH:
10405 | return false0;
10406 | }
10407 | return false0;
10408 | }
10409 |
10410 | static bool_Bool
10411 | ssl_is_authoritative_version_message(uint8_t content_type, uint8_t handshake_type,
10412 | bool_Bool is_dtls)
10413 | {
10414 | /* Consider all valid Handshake messages (except for Client Hello) and
10415 | * all other valid record types (other than Handshake) */
10416 | return (content_type == SSL_ID_HANDSHAKE &&
10417 | ssl_is_valid_handshake_type(handshake_type, is_dtls) &&
10418 | handshake_type != SSL_HND_CLIENT_HELLO) ||
10419 | (content_type != SSL_ID_HANDSHAKE &&
10420 | ssl_is_valid_content_type(content_type));
10421 | }
10422 |
10423 | /**
10424 | * Scan a Server Hello handshake message for the negotiated version. For TLS 1.3
10425 | * draft 22 and newer, it also checks whether it is a HelloRetryRequest.
10426 | * Returns true if the supported_versions extension was found, false if not.
10427 | */
10428 | bool_Bool
10429 | tls_scan_server_hello(tvbuff_t *tvb, uint32_t offset, uint32_t offset_end,
10430 | uint16_t *server_version, bool_Bool *is_hrr)
10431 | {
10432 | /* SHA256("HelloRetryRequest") */
10433 | static const uint8_t tls13_hrr_random_magic[] = {
10434 | 0xcf, 0x21, 0xad, 0x74, 0xe5, 0x9a, 0x61, 0x11, 0xbe, 0x1d, 0x8c, 0x02, 0x1e, 0x65, 0xb8, 0x91,
10435 | 0xc2, 0xa2, 0x11, 0x16, 0x7a, 0xbb, 0x8c, 0x5e, 0x07, 0x9e, 0x09, 0xe2, 0xc8, 0xa8, 0x33, 0x9c
10436 | };
10437 | uint8_t session_id_length;
10438 |
10439 | *server_version = tvb_get_ntohs(tvb, offset);
10440 |
10441 | /*
10442 | * Try to look for supported_versions extension. Minimum length:
10443 | * 2 + 32 + 1 = 35 (version, random, session id length)
10444 | * 2 + 1 + 2 = 5 (cipher suite, compression method, extensions length)
10445 | * 2 + 2 + 2 = 6 (ext type, ext len, version)
10446 | *
10447 | * We only check for the [legacy_]version field to be [D]TLS 1.2; if it's 1.3,
10448 | * there's a separate expert info warning for that.
10449 | */
10450 | if ((*server_version == TLSV1DOT2_VERSION0x303 || *server_version == DTLSV1DOT2_VERSION0xfefd) && offset_end - offset >= 46) {
10451 | offset += 2;
10452 | if (is_hrr) {
10453 | *is_hrr = tvb_memeql(tvb, offset, tls13_hrr_random_magic, sizeof(tls13_hrr_random_magic)) == 0;
10454 | }
10455 | offset += 32;
10456 | session_id_length = tvb_get_uint8(tvb, offset);
10457 | offset++;
10458 | if (offset_end - offset < session_id_length + 5u) {
10459 | return false0;
10460 | }
10461 | offset += session_id_length + 5;
10462 |
10463 | while (offset_end - offset >= 6) {
10464 | uint16_t ext_type = tvb_get_ntohs(tvb, offset);
10465 | uint16_t ext_len = tvb_get_ntohs(tvb, offset + 2);
10466 | if (offset_end - offset < 4u + ext_len) {
10467 | break; /* not enough data for type, length and data */
10468 | }
10469 | if (ext_type == SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43) {
10470 | if (ext_len == 2) {
10471 | *server_version = tvb_get_ntohs(tvb, offset + 4);
10472 | }
10473 | return true1;
10474 | }
10475 | offset += 4 + ext_len;
10476 | }
10477 | } else {
10478 | if (is_hrr) {
10479 | *is_hrr = false0;
10480 | }
10481 | }
10482 | return false0;
10483 | }
10484 |
10485 | /**
10486 | * Scan a Client Hello handshake message to see if the supported_versions
10487 | * extension is found, in which case the version field is legacy_version.
10488 | */
10489 | static bool_Bool
10490 | tls_scan_client_hello(tvbuff_t *tvb, uint32_t offset, uint32_t offset_end)
10491 | {
10492 | uint8_t session_id_length;
10493 |
10494 | uint16_t client_version = tvb_get_ntohs(tvb, offset);
10495 |
10496 | /*
10497 | * Try to look for supported_versions extension. Minimum length:
10498 | * 2 + 32 + 1 = 35 (version, random, session id length)
10499 | * 2 + 2 + 1 + 2 = 5 (cipher suite, compression method, extensions length)
10500 | * 2 + 2 + 2 = 6 (ext type, ext len, version)
10501 | *
10502 | * We only check for the [legacy_]version field to be [D]TLS 1.2; if it's 1.3,
10503 | * there's a separate expert info warning for that.
10504 | */
10505 | if ((client_version == TLSV1DOT2_VERSION0x303 || client_version == DTLSV1DOT2_VERSION0xfefd) && offset_end - offset >= 46) {
10506 | offset += 2;
10507 | offset += 32;
10508 | session_id_length = tvb_get_uint8(tvb, offset);
10509 | offset++;
10510 | if (offset_end - offset < session_id_length + 2u) {
10511 | return false0;
10512 | }
10513 | offset += session_id_length;
10514 | if (client_version == DTLSV1DOT2_VERSION0xfefd) {
10515 | uint8_t cookie_length = tvb_get_uint8(tvb, offset);
10516 | offset++;
10517 | if (offset_end - offset < cookie_length + 2u) {
10518 | return false0;
10519 | }
10520 | }
10521 | uint16_t cipher_suites_length = tvb_get_ntohs(tvb, offset);
10522 | offset += 2;
10523 | if (offset_end - offset < cipher_suites_length + 1u) {
10524 | return false0;
10525 | }
10526 | offset += cipher_suites_length;
10527 | uint8_t compression_methods_length = tvb_get_uint8(tvb, offset);
10528 | offset++;
10529 | if (offset_end - offset < compression_methods_length + 2u) {
10530 | return false0;
10531 | }
10532 | offset += compression_methods_length + 2;
10533 |
10534 | while (offset_end - offset >= 6) {
10535 | uint16_t ext_type = tvb_get_ntohs(tvb, offset);
10536 | uint16_t ext_len = tvb_get_ntohs(tvb, offset + 2);
10537 | if (offset_end - offset < 4u + ext_len) {
10538 | break; /* not enough data for type, length and data */
10539 | }
10540 | if (ext_type == SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43) {
10541 | return true1;
10542 | }
10543 | offset += 4 + ext_len;
10544 | }
10545 | }
10546 | return false0;
10547 | }
10548 | void
10549 | ssl_try_set_version(SslSession *session, SslDecryptSession *ssl,
10550 | uint8_t content_type, uint8_t handshake_type,
10551 | bool_Bool is_dtls, uint16_t version)
10552 | {
10553 | uint8_t tls13_draft = 0;
10554 |
10555 | if (!ssl_is_authoritative_version_message(content_type, handshake_type,
10556 | is_dtls))
10557 | return;
10558 |
10559 | version = tls_try_get_version(is_dtls, version, &tls13_draft);
10560 | if (version == SSL_VER_UNKNOWN0) {
10561 | return;
10562 | }
10563 |
10564 | session->tls13_draft_version = tls13_draft;
10565 | session->version = version;
10566 | if (ssl) {
10567 | ssl->state |= SSL_VERSION(1<<4);
10568 | ssl_debug_printf("%s found version 0x%04X -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)), version, ssl->state);
10569 | }
10570 | }
10571 |
10572 | void
10573 | ssl_check_record_length(ssl_common_dissect_t *hf, packet_info *pinfo,
10574 | ContentType content_type,
10575 | unsigned record_length, proto_item *length_pi,
10576 | uint16_t version, tvbuff_t *decrypted_tvb)
10577 | {
10578 | unsigned max_expansion;
10579 | if (version == TLSV1DOT3_VERSION0x304) {
10580 | /* TLS 1.3: Max length is 2^14 + 256 */
10581 | max_expansion = 256;
10582 | } else {
10583 | /* RFC 5246, Section 6.2.3: TLSCiphertext.fragment length MUST NOT exceed 2^14 + 2048 */
10584 | max_expansion = 2048;
10585 | }
10586 | /*
10587 | * RFC 5246 (TLS 1.2), Section 6.2.1 forbids zero-length Handshake, Alert
10588 | * and ChangeCipherSpec.
10589 | * RFC 6520 (Heartbeats) does not mention zero-length Heartbeat fragments,
10590 | * so assume it is permitted.
10591 | * RFC 6347 (DTLS 1.2) does not mention zero-length fragments either, so
10592 | * assume TLS 1.2 requirements.
10593 | */
10594 | if (record_length == 0 &&
10595 | (content_type == SSL_ID_CHG_CIPHER_SPEC ||
10596 | content_type == SSL_ID_ALERT ||
10597 | content_type == SSL_ID_HANDSHAKE)) {
10598 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10599 | "Zero-length %s fragments are not allowed",
10600 | val_to_str_const(content_type, ssl_31_content_type, "unknown"));
10601 | }
10602 | if (record_length > TLS_MAX_RECORD_LENGTH0x4000 + max_expansion) {
10603 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10604 | "TLSCiphertext length MUST NOT exceed 2^14 + %u", max_expansion);
10605 | }
10606 | if (decrypted_tvb && tvb_captured_length(decrypted_tvb) > TLS_MAX_RECORD_LENGTH0x4000) {
10607 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10608 | "TLSPlaintext length MUST NOT exceed 2^14");
10609 | }
10610 | }
10611 |
10612 | static void
10613 | ssl_set_cipher(SslDecryptSession *ssl, uint16_t cipher)
10614 | {
10615 | /* store selected cipher suite for decryption */
10616 | ssl->session.cipher = cipher;
10617 |
10618 | const SslCipherSuite *cs = ssl_find_cipher(cipher);
10619 | if (!cs) {
10620 | ssl->cipher_suite = NULL((void*)0);
10621 | ssl->state &= ~SSL_CIPHER(1<<2);
10622 | ssl_debug_printf("%s can't find cipher suite 0x%04X\n", G_STRFUNC((const char*) (__func__)), cipher);
10623 | } else if (ssl->session.version == SSLV3_VERSION0x300 && !(cs->dig == DIG_MD50x40 || cs->dig == DIG_SHA0x41)) {
10624 | /* A malicious packet capture contains a SSL 3.0 session using a TLS 1.2
10625 | * cipher suite that uses for example MACAlgorithm SHA256. Reject that
10626 | * to avoid a potential buffer overflow in ssl3_check_mac. */
10627 | ssl->cipher_suite = NULL((void*)0);
10628 | ssl->state &= ~SSL_CIPHER(1<<2);
10629 | ssl_debug_printf("%s invalid SSL 3.0 cipher suite 0x%04X\n", G_STRFUNC((const char*) (__func__)), cipher);
10630 | } else {
10631 | /* Cipher found, save this for the delayed decoder init */
10632 | ssl->cipher_suite = cs;
10633 | ssl->state |= SSL_CIPHER(1<<2);
10634 | ssl_debug_printf("%s found CIPHER 0x%04X %s -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)), cipher,
10635 | val_to_str_ext_const(cipher, &ssl_31_ciphersuite_ext, "unknown"),
10636 | ssl->state);
10637 | }
10638 | }
10639 | /* }}} */
10640 |
10641 |
10642 | /* Client Hello and Server Hello dissections. {{{ */
10643 | static int
10644 | ssl_dissect_hnd_extension(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
10645 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type,
10646 | SslSession *session, SslDecryptSession *ssl,
10647 | bool_Bool is_dtls, wmem_strbuf_t *ja3, ja4_data_t *ja4_data,
10648 | ssl_master_key_map_t *mk_map, uint32_t initial_offset, uint32_t hello_length);
10649 | int
10650 | // NOLINTNEXTLINE(misc-no-recursion)
10651 | ssl_dissect_hnd_cli_hello(ssl_common_dissect_t *hf, tvbuff_t *tvb,
10652 | packet_info *pinfo, proto_tree *tree, uint32_t offset,
10653 | uint32_t offset_end, SslSession *session,
10654 | SslDecryptSession *ssl, dtls_hfs_t *dtls_hfs, ssl_master_key_map_t *mk_map)
10655 | {
10656 | /* struct {
10657 | * ProtocolVersion client_version;
10658 | * Random random;
10659 | * SessionID session_id;
10660 | * opaque cookie<0..32>; //new field for DTLS
10661 | * CipherSuite cipher_suites<2..2^16-1>;
10662 | * CompressionMethod compression_methods<1..2^8-1>;
10663 | * Extension client_hello_extension_list<0..2^16-1>;
10664 | * } ClientHello;
10665 | */
10666 | proto_item *ti;
10667 | proto_tree *cs_tree;
10668 | uint32_t client_version;
10669 | uint32_t cipher_suite_length;
10670 | uint32_t compression_methods_length;
10671 | uint8_t compression_method;
10672 | uint32_t next_offset;
10673 | uint32_t initial_offset = offset;
10674 | uint32_t hello_length = offset_end - initial_offset;
10675 | wmem_strbuf_t *ja3 = wmem_strbuf_new(pinfo->pool, "");
10676 | char *ja3_hash;
10677 | char *ja3_dash = "";
10678 | char *ja4, *ja4_r, *ja4_hash, *ja4_b, *ja4_c;
10679 | ja4_data_t ja4_data;
10680 | wmem_strbuf_t *ja4_a = wmem_strbuf_new(pinfo->pool, "");
10681 | wmem_strbuf_t *ja4_br = wmem_strbuf_new(pinfo->pool, "");
10682 | wmem_strbuf_t *ja4_cr = wmem_strbuf_new(pinfo->pool, "");
10683 | wmem_list_frame_t *curr_entry;
10684 |
10685 | ja4_data.max_version = 0;
10686 | ja4_data.server_name_present = false0;
10687 | ja4_data.num_cipher_suites = 0;
10688 | ja4_data.num_extensions = 0;
10689 | ja4_data.alpn = wmem_strbuf_new(pinfo->pool, "");
10690 | ja4_data.cipher_list = wmem_list_new(pinfo->pool);
10691 | ja4_data.extension_list = wmem_list_new(pinfo->pool);
10692 | ja4_data.sighash_list = wmem_list_new(pinfo->pool);
10693 |
10694 | /* show the client version */
10695 | ti = proto_tree_add_item_ret_uint(tree, hf->hf.hs_client_version, tvb,
10696 | offset, 2, ENC_BIG_ENDIAN0x00000000,
10697 | &client_version);
10698 | if (tls_scan_client_hello(tvb, offset, offset_end)) {
10699 | expert_add_info(pinfo, ti, &hf->ei.legacy_version);
10700 | }
10701 | offset += 2;
10702 | wmem_strbuf_append_printf(ja3, "%i,", client_version);
10703 |
10704 | /*
10705 | * Is it version 1.3?
10706 | * If so, that's an error; TLS and DTLS 1.3 Client Hellos claim
10707 | * to be TLS 1.2, and mention 1.3 in an extension. See RFC 8446
10708 | * section 4.1.2 "Client Hello" and RFC 9147 Section 5.3 "Client
10709 | * Hello".
10710 | */
10711 | if (dtls_hfs != NULL((void*)0)) {
10712 | if (client_version == DTLSV1DOT3_VERSION0xfefc) {
10713 | /* Don't do that. */
10714 | expert_add_info(pinfo, ti, &hf->ei.client_version_error);
10715 | }
10716 | } else {
10717 | if (client_version == TLSV1DOT3_VERSION0x304) {
10718 | /* Don't do that. */
10719 | expert_add_info(pinfo, ti, &hf->ei.client_version_error);
10720 | }
10721 | }
10722 |
10723 | /* dissect fields that are present in both ClientHello and ServerHello */
10724 | offset = ssl_dissect_hnd_hello_common(hf, tvb, pinfo, tree, offset, session, ssl, false0, false0);
10725 |
10726 | /* fields specific for DTLS (cookie_len, cookie) */
10727 | if (dtls_hfs != NULL((void*)0)) {
10728 | uint32_t cookie_length;
10729 | /* opaque cookie<0..32> (for DTLS only) */
10730 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cookie_length,
10731 | dtls_hfs->hf_dtls_handshake_cookie_len, 0, 32)) {
10732 | return offset;
10733 | }
10734 | offset++;
10735 | if (cookie_length > 0) {
10736 | proto_tree_add_item(tree, dtls_hfs->hf_dtls_handshake_cookie,
10737 | tvb, offset, cookie_length, ENC_NA0x00000000);
10738 | offset += cookie_length;
10739 | }
10740 | }
10741 |
10742 | /* CipherSuite cipher_suites<2..2^16-1> */
10743 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cipher_suite_length,
10744 | hf->hf.hs_cipher_suites_len, 2, UINT16_MAX(65535))) {
10745 | return offset;
10746 | }
10747 | offset += 2;
10748 | next_offset = offset + cipher_suite_length;
10749 | ti = proto_tree_add_none_format(tree,
10750 | hf->hf.hs_cipher_suites,
10751 | tvb, offset, cipher_suite_length,
10752 | "Cipher Suites (%d suite%s)",
10753 | cipher_suite_length / 2,
10754 | plurality(cipher_suite_length/2, "", "s")((cipher_suite_length/2) == 1 ? ("") : ("s")));
10755 | cs_tree = proto_item_add_subtree(ti, hf->ett.cipher_suites);
10756 | while (offset + 2 <= next_offset) {
10757 | uint32_t cipher_suite;
10758 |
10759 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.hs_cipher_suite, tvb, offset, 2,
10760 | ENC_BIG_ENDIAN0x00000000, &cipher_suite);
10761 | offset += 2;
10762 | if (!IS_GREASE_TLS(cipher_suite)((((cipher_suite) & 0x0f0f) == 0x0a0a) && (((cipher_suite ) & 0xff) == (((cipher_suite)>>8) & 0xff)))) {
10763 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, cipher_suite);
10764 | ja3_dash = "-";
10765 | ja4_data.num_cipher_suites += 1;
10766 | wmem_list_insert_sorted(ja4_data.cipher_list, GUINT_TO_POINTER(cipher_suite)((gpointer) (gulong) (cipher_suite)), wmem_compare_uint);
10767 | }
10768 | }
10769 | wmem_strbuf_append_c(ja3, ',');
10770 | if (!ssl_end_vector(hf, tvb, pinfo, cs_tree, offset, next_offset)) {
10771 | offset = next_offset;
10772 | }
10773 |
10774 | /* CompressionMethod compression_methods<1..2^8-1> */
10775 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compression_methods_length,
10776 | hf->hf.hs_comp_methods_len, 1, UINT8_MAX(255))) {
10777 | return offset;
10778 | }
10779 | offset++;
10780 | next_offset = offset + compression_methods_length;
10781 | ti = proto_tree_add_none_format(tree,
10782 | hf->hf.hs_comp_methods,
10783 | tvb, offset, compression_methods_length,
10784 | "Compression Methods (%u method%s)",
10785 | compression_methods_length,
10786 | plurality(compression_methods_length,((compression_methods_length) == 1 ? ("") : ("s"))
10787 | "", "s")((compression_methods_length) == 1 ? ("") : ("s")));
10788 | cs_tree = proto_item_add_subtree(ti, hf->ett.comp_methods);
10789 | while (offset < next_offset) {
10790 | compression_method = tvb_get_uint8(tvb, offset);
10791 | /* TODO: make reserved/private comp meth. fields selectable */
10792 | if (compression_method < 64)
10793 | proto_tree_add_uint(cs_tree, hf->hf.hs_comp_method,
10794 | tvb, offset, 1, compression_method);
10795 | else if (compression_method > 63 && compression_method < 193)
10796 | proto_tree_add_uint_format_value(cs_tree, hf->hf.hs_comp_method, tvb, offset, 1,
10797 | compression_method, "Reserved - to be assigned by IANA (%u)",
10798 | compression_method);
10799 | else
10800 | proto_tree_add_uint_format_value(cs_tree, hf->hf.hs_comp_method, tvb, offset, 1,
10801 | compression_method, "Private use range (%u)",
10802 | compression_method);
10803 | offset++;
10804 | }
10805 |
10806 | /* SSL v3.0 has no extensions, so length field can indeed be missing. */
10807 | if (offset < offset_end) {
10808 | offset = ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
10809 | offset_end, SSL_HND_CLIENT_HELLO,
10810 | session, ssl, dtls_hfs != NULL((void*)0), ja3, &ja4_data, mk_map, initial_offset, hello_length);
10811 | if (ja4_data.max_version > 0) {
10812 | client_version = ja4_data.max_version;
10813 | }
10814 | } else {
10815 | wmem_strbuf_append_printf(ja3, ",,");
10816 | }
10817 |
10818 | if (proto_is_frame_protocol(pinfo->layers,"tcp")) {
10819 | wmem_strbuf_append(ja4_a, "t");
10820 | } else if (proto_is_frame_protocol(pinfo->layers,"quic")) {
10821 | wmem_strbuf_append(ja4_a, "q");
10822 | } else if (proto_is_frame_protocol(pinfo->layers,"dtls")) {
10823 | wmem_strbuf_append(ja4_a, "d");
10824 | }
10825 | wmem_strbuf_append_printf(ja4_a, "%s", val_to_str_const(client_version, ssl_version_ja4_names, "00"));
10826 | wmem_strbuf_append_printf(ja4_a, "%s", ja4_data.server_name_present ? "d" : "i");
10827 | if (ja4_data.num_cipher_suites > 99) {
10828 | wmem_strbuf_append(ja4_a, "99");
10829 | } else {
10830 | wmem_strbuf_append_printf(ja4_a, "%02d", ja4_data.num_cipher_suites);
10831 | }
10832 | if (ja4_data.num_extensions > 99) {
10833 | wmem_strbuf_append(ja4_a, "99");
10834 | } else {
10835 | wmem_strbuf_append_printf(ja4_a, "%02d", ja4_data.num_extensions);
10836 | }
10837 | if (wmem_strbuf_get_len(ja4_data.alpn) > 0 ) {
10838 | wmem_strbuf_append_printf(ja4_a, "%s", wmem_strbuf_get_str(ja4_data.alpn));
10839 | } else {
10840 | wmem_strbuf_append(ja4_a, "00");
10841 | }
10842 |
10843 | curr_entry = wmem_list_head(ja4_data.cipher_list);
10844 | for (unsigned i = 0; i < wmem_list_count(ja4_data.cipher_list); i++) {
10845 | wmem_strbuf_append_printf(ja4_br, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10846 | if (i < wmem_list_count(ja4_data.cipher_list) - 1) {
10847 | wmem_strbuf_append(ja4_br, ",");
10848 | }
10849 | curr_entry = wmem_list_frame_next(curr_entry);
10850 | }
10851 |
10852 | curr_entry = wmem_list_head(ja4_data.extension_list);
10853 | for (unsigned i = 0; i < wmem_list_count(ja4_data.extension_list); i++) {
10854 | wmem_strbuf_append_printf(ja4_cr, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10855 | if (i < wmem_list_count(ja4_data.extension_list) - 1) {
10856 | wmem_strbuf_append(ja4_cr, ",");
10857 | }
10858 | curr_entry = wmem_list_frame_next(curr_entry);
10859 | }
10860 |
10861 | if (wmem_list_count(ja4_data.sighash_list) > 0) {
10862 | wmem_strbuf_append(ja4_cr, "_");
10863 | curr_entry = wmem_list_head(ja4_data.sighash_list);
10864 | for (unsigned i = 0; i < wmem_list_count(ja4_data.sighash_list); i++) {
10865 | wmem_strbuf_append_printf(ja4_cr, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10866 | if (i < wmem_list_count(ja4_data.sighash_list) - 1) {
10867 | wmem_strbuf_append(ja4_cr, ",");
10868 | }
10869 | curr_entry = wmem_list_frame_next(curr_entry);
10870 | }
10871 | }
10872 | if ( wmem_strbuf_get_len(ja4_br) == 0 ) {
10873 | ja4_hash = g_strdup("000000000000")g_strdup_inline ("000000000000");
10874 | } else {
10875 | ja4_hash = g_compute_checksum_for_string(G_CHECKSUM_SHA256, wmem_strbuf_get_str(ja4_br),-1);
10876 | }
10877 | ja4_b = wmem_strndup(pinfo->pool, ja4_hash, 12);
10878 |
10879 | g_free(ja4_hash);
10880 | if ( wmem_strbuf_get_len(ja4_cr) == 0 ) {
10881 | ja4_hash = g_strdup("000000000000")g_strdup_inline ("000000000000");
10882 | } else {
10883 | ja4_hash = g_compute_checksum_for_string(G_CHECKSUM_SHA256, wmem_strbuf_get_str(ja4_cr),-1);
10884 | }
10885 | ja4_c = wmem_strndup(pinfo->pool, ja4_hash, 12);
10886 | g_free(ja4_hash);
10887 |
10888 | ja4 = wmem_strdup_printf(pinfo->pool, "%s_%s_%s", wmem_strbuf_get_str(ja4_a), ja4_b, ja4_c);
10889 | ja4_r = wmem_strdup_printf(pinfo->pool, "%s_%s_%s", wmem_strbuf_get_str(ja4_a), wmem_strbuf_get_str(ja4_br), wmem_strbuf_get_str(ja4_cr));
10890 |
10891 | ti = proto_tree_add_string(tree, hf->hf.hs_ja4, tvb, offset, 0, ja4);
10892 | proto_item_set_generated(ti);
10893 | ti = proto_tree_add_string(tree, hf->hf.hs_ja4_r, tvb, offset, 0, ja4_r);
10894 | proto_item_set_generated(ti);
10895 |
10896 | ja3_hash = g_compute_checksum_for_string(G_CHECKSUM_MD5, wmem_strbuf_get_str(ja3),
10897 | wmem_strbuf_get_len(ja3));
10898 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3_full, tvb, offset, 0, wmem_strbuf_get_str(ja3));
10899 | proto_item_set_generated(ti);
10900 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3_hash, tvb, offset, 0, ja3_hash);
10901 | proto_item_set_generated(ti);
10902 | g_free(ja3_hash);
10903 | return offset;
10904 | }
10905 |
10906 | void
10907 | ssl_dissect_hnd_srv_hello(ssl_common_dissect_t *hf, tvbuff_t *tvb,
10908 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
10909 | SslSession *session, SslDecryptSession *ssl,
10910 | bool_Bool is_dtls, bool_Bool is_hrr)
10911 | {
10912 | /* struct {
10913 | * ProtocolVersion server_version;
10914 | * Random random;
10915 | * SessionID session_id; // TLS 1.2 and before
10916 | * CipherSuite cipher_suite;
10917 | * CompressionMethod compression_method; // TLS 1.2 and before
10918 | * Extension server_hello_extension_list<0..2^16-1>;
10919 | * } ServerHello;
10920 | */
10921 | uint8_t draft_version = session->tls13_draft_version;
10922 | proto_item *ti;
10923 | uint32_t server_version;
10924 | uint32_t cipher_suite;
10925 | uint32_t initial_offset = offset;
10926 | wmem_strbuf_t *ja3 = wmem_strbuf_new(pinfo->pool, "");
10927 | char *ja3_hash;
10928 |
10929 | col_set_str(pinfo->cinfo, COL_PROTOCOL,
10930 | val_to_str_const(session->version, ssl_version_short_names, "SSL"));
10931 |
10932 | /* Initially assume that the session is resumed. If this is not the case, a
10933 | * ServerHelloDone will be observed before the ChangeCipherSpec message
10934 | * which will reset this flag. */
10935 | session->is_session_resumed = true1;
10936 |
10937 | /* show the server version */
10938 | ti = proto_tree_add_item_ret_uint(tree, hf->hf.hs_server_version, tvb,
10939 | offset, 2, ENC_BIG_ENDIAN0x00000000, &server_version);
10940 |
10941 | uint16_t supported_server_version;
10942 | if (tls_scan_server_hello(tvb, offset, offset_end, &supported_server_version, NULL((void*)0))) {
10943 | expert_add_info(pinfo, ti, &hf->ei.legacy_version);
10944 | }
10945 | /*
10946 | * Is it version 1.3?
10947 | * If so, that's an error; TLS and DTLS 1.3 Server Hellos claim
10948 | * to be TLS 1.2, and mention 1.3 in an extension. See RFC 8446
10949 | * section 4.1.3 "Server Hello" and RFC 9147 Section 5.4 "Server
10950 | * Hello".
10951 | */
10952 | if (is_dtls) {
10953 | if (server_version == DTLSV1DOT3_VERSION0xfefc) {
10954 | /* Don't do that. */
10955 | expert_add_info(pinfo, ti, &hf->ei.server_version_error);
10956 | }
10957 | } else {
10958 | if (server_version == TLSV1DOT3_VERSION0x304) {
10959 | /* Don't do that. */
10960 | expert_add_info(pinfo, ti, &hf->ei.server_version_error);
10961 | }
10962 | }
10963 |
10964 | offset += 2;
10965 | wmem_strbuf_append_printf(ja3, "%i", server_version);
10966 |
10967 | /* dissect fields that are present in both ClientHello and ServerHello */
10968 | offset = ssl_dissect_hnd_hello_common(hf, tvb, pinfo, tree, offset, session, ssl, true1, is_hrr);
10969 |
10970 | if (ssl) {
10971 | /* store selected cipher suite for decryption */
10972 | ssl_set_cipher(ssl, tvb_get_ntohs(tvb, offset));
10973 | }
10974 |
10975 | /* now the server-selected cipher suite */
10976 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_cipher_suite,
10977 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &cipher_suite);
10978 | offset += 2;
10979 | wmem_strbuf_append_printf(ja3, ",%i,", cipher_suite);
10980 |
10981 | /* No compression with TLS 1.3 before draft -22 */
10982 | if (!(session->version == TLSV1DOT3_VERSION0x304 && draft_version > 0 && draft_version < 22)) {
10983 | if (ssl) {
10984 | /* store selected compression method for decryption */
10985 | ssl->session.compression = tvb_get_uint8(tvb, offset);
10986 | }
10987 | /* and the server-selected compression method */
10988 | proto_tree_add_item(tree, hf->hf.hs_comp_method,
10989 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
10990 | offset++;
10991 | }
10992 |
10993 | /* SSL v3.0 has no extensions, so length field can indeed be missing. */
10994 | if (offset < offset_end) {
10995 | offset = ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
10996 | offset_end,
10997 | is_hrr ? SSL_HND_HELLO_RETRY_REQUEST : SSL_HND_SERVER_HELLO,
10998 | session, ssl, is_dtls, ja3, NULL((void*)0), NULL((void*)0), 0, 0);
10999 | }
11000 |
11001 | if (ssl && ssl->ech_transcript.data_len > 0 && (ssl->state & SSL_CIPHER(1<<2)) && ssl->client_random.data_len > 0) {
11002 | int hash_algo = ssl_get_digest_by_name(ssl_cipher_suite_dig(ssl->cipher_suite)->name);
11003 | if (hash_algo) {
11004 | SSL_MDgcry_md_hd_t mc;
11005 | unsigned char transcript_hash[DIGEST_MAX_SIZE48];
11006 | unsigned char prk[DIGEST_MAX_SIZE48];
11007 | unsigned char *ech_verify_out = NULL((void*)0);
11008 | unsigned int len;
11009 | ssl_md_init(&mc, hash_algo);
11010 | ssl_md_update(&mc, ssl->ech_transcript.data, ssl->ech_transcript.data_len);
11011 | if (is_hrr) {
11012 | ssl_md_final(&mc, transcript_hash, &len);
11013 | ssl_md_cleanup(&mc);
11014 | wmem_free(wmem_file_scope(), ssl->ech_transcript.data);
11015 | ssl->ech_transcript.data_len = 4 + len;
11016 | ssl->ech_transcript.data = (unsigned char*)wmem_alloc(wmem_file_scope(), 4 + len + 4 + offset_end - initial_offset);
11017 | ssl->ech_transcript.data[0] = SSL_HND_MESSAGE_HASH;
11018 | ssl->ech_transcript.data[1] = 0;
11019 | ssl->ech_transcript.data[2] = 0;
11020 | ssl->ech_transcript.data[3] = len;
11021 | memcpy(ssl->ech_transcript.data + 4, transcript_hash, len);
11022 | ssl_md_init(&mc, hash_algo);
11023 | ssl_md_update(&mc, ssl->ech_transcript.data, 4 + len);
11024 | } else {
11025 | ssl->ech_transcript.data = wmem_realloc(wmem_file_scope(), ssl->ech_transcript.data,
11026 | ssl->ech_transcript.data_len + 4 + offset_end - initial_offset);
11027 | }
11028 | if (initial_offset > 4) {
11029 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, initial_offset - 4,
11030 | 4 + offset_end - initial_offset);
11031 | if (is_hrr)
11032 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset-4, 38), 38);
11033 | else
11034 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset-4, 30), 30);
11035 | } else {
11036 | uint8_t prefix[4] = {SSL_HND_SERVER_HELLO, 0x00, 0x00, 0x00};
11037 | prefix[2] = ((offset - initial_offset) >> 8);
11038 | prefix[3] = (offset - initial_offset) & 0xff;
11039 | memcpy(ssl->ech_transcript.data + ssl->ech_transcript.data_len, prefix, 4);
11040 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len + 4, initial_offset,
11041 | offset_end - initial_offset);
11042 | ssl_md_update(&mc, prefix, 4);
11043 | if (is_hrr)
11044 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset, 34), 34);
11045 | else
11046 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset, 26), 26);
11047 | }
11048 | ssl->ech_transcript.data_len += 4 + offset_end - initial_offset;
11049 | uint8_t zeros[8] = { 0 };
11050 | uint32_t confirmation_offset = initial_offset + 26;
11051 | if (is_hrr) {
11052 | uint32_t hrr_offset = initial_offset + 34;
11053 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset,
11054 | tvb_get_uint8(tvb, hrr_offset) + 1), tvb_get_uint8(tvb, hrr_offset) + 1);
11055 | hrr_offset += tvb_get_uint8(tvb, hrr_offset) + 1;
11056 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, 3), 3);
11057 | hrr_offset += 3;
11058 | uint16_t extensions_end = hrr_offset + tvb_get_ntohs(tvb, hrr_offset) + 2;
11059 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, 2), 2);
11060 | hrr_offset += 2;
11061 | while (extensions_end - hrr_offset >= 4) {
11062 | if (tvb_get_ntohs(tvb, hrr_offset) == SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037 &&
11063 | tvb_get_ntohs(tvb, hrr_offset + 2) == 8) {
11064 | confirmation_offset = hrr_offset + 4;
11065 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, 4), 4);
11066 | ssl_md_update(&mc, zeros, 8);
11067 | hrr_offset += 12;
11068 | } else {
11069 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, hrr_offset, tvb_get_ntohs(tvb, hrr_offset + 2) + 4),
11070 | tvb_get_ntohs(tvb, hrr_offset + 2) + 4);
11071 | hrr_offset += tvb_get_ntohs(tvb, hrr_offset + 2) + 4;
11072 | }
11073 | }
11074 | } else {
11075 | ssl_md_update(&mc, zeros, 8);
11076 | ssl_md_update(&mc, (unsigned char *)tvb_get_ptr(tvb, initial_offset + 34, offset - initial_offset - 34),
11077 | offset - initial_offset - 34);
11078 | }
11079 | ssl_md_final(&mc, transcript_hash, &len);
11080 | ssl_md_cleanup(&mc);
11081 | hkdf_extract(hash_algo, NULL((void*)0), 0, ssl->client_random.data, 32, prk);
11082 | StringInfo prk_string = {prk, len};
11083 | if (tls13_hkdf_expand_label_context(hash_algo, &prk_string, tls13_hkdf_label_prefix(ssl),
11084 | is_hrr ? "hrr ech accept confirmation" : "ech accept confirmation",
11085 | transcript_hash, len, 8, &ech_verify_out)) {
11086 | memcpy(is_hrr ? ssl->session.hrr_ech_confirmation : ssl->session.ech_confirmation, ech_verify_out, 8);
11087 | if (tvb_memeql(tvb, confirmation_offset, ech_verify_out, 8) == -1) {
11088 | if (is_hrr) {
11089 | ssl->session.hrr_ech_declined = true1;
11090 | ssl->session.first_ch_ech_frame = 0;
11091 | }
11092 | memcpy(ssl->client_random.data, ssl->session.client_random.data, ssl->session.client_random.data_len);
11093 | ssl_print_data("Updated Client Random", ssl->client_random.data, 32);
11094 | }
11095 | wmem_free(NULL((void*)0), ech_verify_out);
11096 | }
11097 | ssl->session.ech = true1;
11098 | }
11099 | }
11100 |
11101 | ja3_hash = g_compute_checksum_for_string(G_CHECKSUM_MD5, wmem_strbuf_get_str(ja3),
11102 | wmem_strbuf_get_len(ja3));
11103 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3s_full, tvb, offset, 0, wmem_strbuf_get_str(ja3));
11104 | proto_item_set_generated(ti);
11105 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3s_hash, tvb, offset, 0, ja3_hash);
11106 | proto_item_set_generated(ti);
11107 | g_free(ja3_hash);
11108 | }
11109 | /* Client Hello and Server Hello dissections. }}} */
11110 |
11111 | /* New Session Ticket dissection. {{{ */
11112 | void
11113 | ssl_dissect_hnd_new_ses_ticket(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11114 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11115 | SslSession *session, SslDecryptSession *ssl,
11116 | bool_Bool is_dtls, GHashTable *session_hash)
11117 | {
11118 | /* https://tools.ietf.org/html/rfc5077#section-3.3 (TLS >= 1.0):
11119 | * struct {
11120 | * uint32 ticket_lifetime_hint;
11121 | * opaque ticket<0..2^16-1>;
11122 | * } NewSessionTicket;
11123 | *
11124 | * RFC 8446 Section 4.6.1 (TLS 1.3):
11125 | * struct {
11126 | * uint32 ticket_lifetime;
11127 | * uint32 ticket_age_add;
11128 | * opaque ticket_nonce<0..255>; // new in draft -21, updated in -22
11129 | * opaque ticket<1..2^16-1>;
11130 | * Extension extensions<0..2^16-2>;
11131 | * } NewSessionTicket;
11132 | */
11133 | proto_tree *subtree;
11134 | proto_item *subitem;
11135 | uint32_t ticket_len;
11136 | bool_Bool is_tls13 = session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc;
11137 | unsigned char draft_version = session->tls13_draft_version;
11138 | uint32_t lifetime_hint;
11139 |
11140 | subtree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
11141 | hf->ett.session_ticket, NULL((void*)0),
11142 | "TLS Session Ticket");
11143 |
11144 | /* ticket lifetime hint */
11145 | subitem = proto_tree_add_item_ret_uint(subtree, hf->hf.hs_session_ticket_lifetime_hint,
11146 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000, &lifetime_hint);
11147 | offset += 4;
11148 |
11149 | if (lifetime_hint >= 60) {
11150 | char *time_str = unsigned_time_secs_to_str(pinfo->pool, lifetime_hint);
11151 | proto_item_append_text(subitem, " (%s)", time_str);
11152 | }
11153 |
11154 | if (is_tls13) {
11155 |
11156 | /* for TLS 1.3: ticket_age_add */
11157 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket_age_add,
11158 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
11159 | offset += 4;
11160 |
11161 | /* for TLS 1.3: ticket_nonce (coming with Draft 21)*/
11162 | if (draft_version == 0 || draft_version >= 21) {
11163 | uint32_t ticket_nonce_len;
11164 |
11165 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &ticket_nonce_len,
11166 | hf->hf.hs_session_ticket_nonce_len, 0, 255)) {
11167 | return;
11168 | }
11169 | offset++;
11170 |
11171 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket_nonce, tvb, offset, ticket_nonce_len, ENC_NA0x00000000);
11172 | offset += ticket_nonce_len;
11173 | }
11174 |
11175 | }
11176 |
11177 | /* opaque ticket<0..2^16-1> (with TLS 1.3 the minimum is 1) */
11178 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &ticket_len,
11179 | hf->hf.hs_session_ticket_len, is_tls13 ? 1 : 0, UINT16_MAX(65535))) {
11180 | return;
11181 | }
11182 | offset += 2;
11183 |
11184 | /* Content depends on implementation, so just show data! */
11185 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket,
11186 | tvb, offset, ticket_len, ENC_NA0x00000000);
11187 | /* save the session ticket to cache for ssl_finalize_decryption */
11188 | if (ssl && !is_tls13) {
11189 | if (ssl->session.is_session_resumed) {
11190 | /* NewSessionTicket is received in ServerHello before ChangeCipherSpec
11191 | * (Abbreviated Handshake Using New Session Ticket).
11192 | * Restore the master key for this session ticket before saving
11193 | * it to the new session ticket. */
11194 | ssl_restore_master_key(ssl, "Session Ticket", false0,
11195 | session_hash, &ssl->session_ticket);
11196 | }
11197 | tvb_ensure_bytes_exist(tvb, offset, ticket_len);
11198 | ssl->session_ticket.data = (unsigned char*)wmem_realloc(wmem_file_scope(),
11199 | ssl->session_ticket.data, ticket_len);
11200 | ssl->session_ticket.data_len = ticket_len;
11201 | tvb_memcpy(tvb, ssl->session_ticket.data, offset, ticket_len);
11202 | /* NewSessionTicket is received after the first (client)
11203 | * ChangeCipherSpec, and before the second (server) ChangeCipherSpec.
11204 | * Since the second CCS has already the session key available it will
11205 | * just return. To ensure that the session ticket is mapped to a
11206 | * master key (from the first CCS), save the ticket here too. */
11207 | ssl_save_master_key("Session Ticket", session_hash,
11208 | &ssl->session_ticket, &ssl->master_secret);
11209 | ssl->state |= SSL_NEW_SESSION_TICKET(1<<10);
11210 | }
11211 | offset += ticket_len;
11212 |
11213 | if (is_tls13) {
11214 | ssl_dissect_hnd_extension(hf, tvb, subtree, pinfo, offset,
11215 | offset_end, SSL_HND_NEWSESSION_TICKET,
11216 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11217 | }
11218 | } /* }}} */
11219 |
11220 | void
11221 | ssl_dissect_hnd_hello_retry_request(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11222 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
11223 | SslSession *session, SslDecryptSession *ssl,
11224 | bool_Bool is_dtls)
11225 | {
11226 | /* https://tools.ietf.org/html/draft-ietf-tls-tls13-19#section-4.1.4
11227 | * struct {
11228 | * ProtocolVersion server_version;
11229 | * CipherSuite cipher_suite; // not before draft -19
11230 | * Extension extensions<2..2^16-1>;
11231 | * } HelloRetryRequest;
11232 | * Note: no longer used since draft -22
11233 | */
11234 | uint32_t version;
11235 | uint8_t draft_version;
11236 |
11237 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_server_version, tvb,
11238 | offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
11239 | draft_version = extract_tls13_draft_version(version);
11240 | offset += 2;
11241 |
11242 | if (draft_version == 0 || draft_version >= 19) {
11243 | proto_tree_add_item(tree, hf->hf.hs_cipher_suite,
11244 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11245 | offset += 2;
11246 | }
11247 |
11248 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11249 | offset_end, SSL_HND_HELLO_RETRY_REQUEST,
11250 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11251 | }
11252 |
11253 | void
11254 | ssl_dissect_hnd_encrypted_extensions(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11255 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
11256 | SslSession *session, SslDecryptSession *ssl,
11257 | bool_Bool is_dtls)
11258 | {
11259 | /* RFC 8446 Section 4.3.1
11260 | * struct {
11261 | * Extension extensions<0..2^16-1>;
11262 | * } EncryptedExtensions;
11263 | */
11264 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11265 | offset_end, SSL_HND_ENCRYPTED_EXTENSIONS,
11266 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11267 | }
11268 |
11269 | /* Certificate and Certificate Request dissections. {{{ */
11270 | void
11271 | ssl_dissect_hnd_cert(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11272 | uint32_t offset, uint32_t offset_end, packet_info *pinfo,
11273 | SslSession *session, SslDecryptSession *ssl _U___attribute__((unused)),
11274 | bool_Bool is_from_server, bool_Bool is_dtls)
11275 | {
11276 | /* opaque ASN.1Cert<1..2^24-1>;
11277 | *
11278 | * Before RFC 8446 (TLS <= 1.2):
11279 | * struct {
11280 | * select(certificate_type) {
11281 | *
11282 | * // certificate type defined in RFC 7250
11283 | * case RawPublicKey:
11284 | * opaque ASN.1_subjectPublicKeyInfo<1..2^24-1>;
11285 | *
11286 | * // X.509 certificate defined in RFC 5246
11287 | * case X.509:
11288 | * ASN.1Cert certificate_list<0..2^24-1>;
11289 | * };
11290 | * } Certificate;
11291 | *
11292 | * RFC 8446 (since draft -20):
11293 | * struct {
11294 | * select(certificate_type){
11295 | * case RawPublicKey:
11296 | * // From RFC 7250 ASN.1_subjectPublicKeyInfo
11297 | * opaque ASN1_subjectPublicKeyInfo<1..2^24-1>;
11298 | *
11299 | * case X.509:
11300 | * opaque cert_data<1..2^24-1>;
11301 | * }
11302 | * Extension extensions<0..2^16-1>;
11303 | * } CertificateEntry;
11304 | * struct {
11305 | * opaque certificate_request_context<0..2^8-1>;
11306 | * CertificateEntry certificate_list<0..2^24-1>;
11307 | * } Certificate;
11308 | */
11309 | enum { CERT_X509, CERT_RPK } cert_type;
11310 | asn1_ctx_t asn1_ctx;
11311 | #if defined(HAVE_LIBGNUTLS1)
11312 | gnutls_datum_t subjectPublicKeyInfo = { NULL((void*)0), 0 };
11313 | unsigned certificate_index = 0;
11314 | #endif
11315 | uint32_t next_offset, certificate_list_length, cert_length;
11316 | proto_tree *subtree = tree;
11317 |
11318 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
11319 |
11320 | if ((is_from_server && session->server_cert_type == SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2) ||
11321 | (!is_from_server && session->client_cert_type == SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2)) {
11322 | cert_type = CERT_RPK;
11323 | } else {
11324 | cert_type = CERT_X509;
11325 | }
11326 |
11327 | #if defined(HAVE_LIBGNUTLS1)
11328 | /* Ask the pkcs1 dissector to return the public key details */
11329 | if (ssl)
11330 | asn1_ctx.private_data = &subjectPublicKeyInfo;
11331 | #endif
11332 |
11333 | /* TLS 1.3: opaque certificate_request_context<0..2^8-1> */
11334 | if (session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc) {
11335 | uint32_t context_length;
11336 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &context_length,
11337 | hf->hf.hs_certificate_request_context_length, 0, UINT8_MAX(255))) {
11338 | return;
11339 | }
11340 | offset++;
11341 | if (context_length > 0) {
11342 | proto_tree_add_item(tree, hf->hf.hs_certificate_request_context,
11343 | tvb, offset, context_length, ENC_NA0x00000000);
11344 | offset += context_length;
11345 | }
11346 | }
11347 |
11348 | if ((session->version != TLSV1DOT3_VERSION0x304 && session->version != DTLSV1DOT3_VERSION0xfefc) && cert_type == CERT_RPK) {
11349 | /* For RPK before TLS 1.3, the single RPK is stored directly without
11350 | * another "certificate_list" field. */
11351 | certificate_list_length = offset_end - offset;
11352 | next_offset = offset_end;
11353 | } else {
11354 | /* CertificateEntry certificate_list<0..2^24-1> */
11355 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &certificate_list_length,
11356 | hf->hf.hs_certificates_len, 0, G_MAXUINT24((1U << 24) - 1))) {
11357 | return;
11358 | }
11359 | offset += 3; /* 24-bit length value */
11360 | next_offset = offset + certificate_list_length;
11361 | }
11362 |
11363 | /* RawPublicKey must have one cert, but X.509 can have multiple. */
11364 | if (certificate_list_length > 0 && cert_type == CERT_X509) {
11365 | proto_item *ti;
11366 |
11367 | ti = proto_tree_add_none_format(tree,
11368 | hf->hf.hs_certificates,
11369 | tvb, offset, certificate_list_length,
11370 | "Certificates (%u bytes)",
11371 | certificate_list_length);
11372 |
11373 | /* make it a subtree */
11374 | subtree = proto_item_add_subtree(ti, hf->ett.certificates);
11375 | }
11376 |
11377 | while (offset < next_offset) {
11378 | switch (cert_type) {
11379 | case CERT_RPK:
11380 | /* TODO add expert info if there is more than one RPK entry (certificate_index > 0) */
11381 | /* opaque ASN.1_subjectPublicKeyInfo<1..2^24-1> */
11382 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &cert_length,
11383 | hf->hf.hs_certificate_len, 1, G_MAXUINT24((1U << 24) - 1))) {
11384 | return;
11385 | }
11386 | offset += 3;
11387 |
11388 | dissect_x509af_SubjectPublicKeyInfo(false0, tvb, offset, &asn1_ctx, subtree, hf->hf.hs_certificate);
11389 | offset += cert_length;
11390 | break;
11391 | case CERT_X509:
11392 | /* opaque ASN1Cert<1..2^24-1> */
11393 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &cert_length,
11394 | hf->hf.hs_certificate_len, 1, G_MAXUINT24((1U << 24) - 1))) {
11395 | return;
11396 | }
11397 | offset += 3;
11398 |
11399 | dissect_x509af_Certificate(false0, tvb, offset, &asn1_ctx, subtree, hf->hf.hs_certificate);
11400 | #if defined(HAVE_LIBGNUTLS1)
11401 | if (is_from_server && ssl && certificate_index == 0) {
11402 | ssl_find_private_key_by_pubkey(ssl, &subjectPublicKeyInfo);
11403 | /* Only attempt to get the RSA modulus for the first cert. */
11404 | asn1_ctx.private_data = NULL((void*)0);
11405 | }
11406 | #endif
11407 | offset += cert_length;
11408 | break;
11409 | }
11410 |
11411 | /* TLS 1.3: Extension extensions<0..2^16-1> */
11412 | if ((session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc)) {
11413 | offset = ssl_dissect_hnd_extension(hf, tvb, subtree, pinfo, offset,
11414 | next_offset, SSL_HND_CERTIFICATE,
11415 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11416 | }
11417 |
11418 | #if defined(HAVE_LIBGNUTLS1)
11419 | certificate_index++;
11420 | #endif
11421 | }
11422 | }
11423 |
11424 | void
11425 | ssl_dissect_hnd_cert_req(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11426 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11427 | SslSession *session, bool_Bool is_dtls)
11428 | {
11429 | /* From SSL 3.0 and up (note that since TLS 1.1 certificate_authorities can be empty):
11430 | * enum {
11431 | * rsa_sign(1), dss_sign(2), rsa_fixed_dh(3), dss_fixed_dh(4),
11432 | * (255)
11433 | * } ClientCertificateType;
11434 | *
11435 | * opaque DistinguishedName<1..2^16-1>;
11436 | *
11437 | * struct {
11438 | * ClientCertificateType certificate_types<1..2^8-1>;
11439 | * DistinguishedName certificate_authorities<3..2^16-1>;
11440 | * } CertificateRequest;
11441 | *
11442 | *
11443 | * As per TLSv1.2 (RFC 5246) the format has changed to:
11444 | *
11445 | * enum {
11446 | * rsa_sign(1), dss_sign(2), rsa_fixed_dh(3), dss_fixed_dh(4),
11447 | * rsa_ephemeral_dh_RESERVED(5), dss_ephemeral_dh_RESERVED(6),
11448 | * fortezza_dms_RESERVED(20), (255)
11449 | * } ClientCertificateType;
11450 | *
11451 | * enum {
11452 | * none(0), md5(1), sha1(2), sha224(3), sha256(4), sha384(5),
11453 | * sha512(6), (255)
11454 | * } HashAlgorithm;
11455 | *
11456 | * enum { anonymous(0), rsa(1), dsa(2), ecdsa(3), (255) }
11457 | * SignatureAlgorithm;
11458 | *
11459 | * struct {
11460 | * HashAlgorithm hash;
11461 | * SignatureAlgorithm signature;
11462 | * } SignatureAndHashAlgorithm;
11463 | *
11464 | * SignatureAndHashAlgorithm
11465 | * supported_signature_algorithms<2..2^16-2>;
11466 | *
11467 | * opaque DistinguishedName<1..2^16-1>;
11468 | *
11469 | * struct {
11470 | * ClientCertificateType certificate_types<1..2^8-1>;
11471 | * SignatureAndHashAlgorithm supported_signature_algorithms<2^16-1>;
11472 | * DistinguishedName certificate_authorities<0..2^16-1>;
11473 | * } CertificateRequest;
11474 | *
11475 | * draft-ietf-tls-tls13-18:
11476 | * struct {
11477 | * opaque certificate_request_context<0..2^8-1>;
11478 | * SignatureScheme
11479 | * supported_signature_algorithms<2..2^16-2>;
11480 | * DistinguishedName certificate_authorities<0..2^16-1>;
11481 | * CertificateExtension certificate_extensions<0..2^16-1>;
11482 | * } CertificateRequest;
11483 | *
11484 | * RFC 8446 (since draft-ietf-tls-tls13-19):
11485 | *
11486 | * struct {
11487 | * opaque certificate_request_context<0..2^8-1>;
11488 | * Extension extensions<2..2^16-1>;
11489 | * } CertificateRequest;
11490 | */
11491 | proto_item *ti;
11492 | proto_tree *subtree;
11493 | uint32_t next_offset;
11494 | asn1_ctx_t asn1_ctx;
11495 | bool_Bool is_tls13 = (session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc);
11496 | unsigned char draft_version = session->tls13_draft_version;
11497 |
11498 | if (!tree)
11499 | return;
11500 |
11501 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
11502 |
11503 | if (is_tls13) {
11504 | uint32_t context_length;
11505 | /* opaque certificate_request_context<0..2^8-1> */
11506 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &context_length,
11507 | hf->hf.hs_certificate_request_context_length, 0, UINT8_MAX(255))) {
11508 | return;
11509 | }
11510 | offset++;
11511 | if (context_length > 0) {
11512 | proto_tree_add_item(tree, hf->hf.hs_certificate_request_context,
11513 | tvb, offset, context_length, ENC_NA0x00000000);
11514 | offset += context_length;
11515 | }
11516 | } else {
11517 | uint32_t cert_types_count;
11518 | /* ClientCertificateType certificate_types<1..2^8-1> */
11519 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cert_types_count,
11520 | hf->hf.hs_cert_types_count, 1, UINT8_MAX(255))) {
11521 | return;
11522 | }
11523 | offset++;
11524 | next_offset = offset + cert_types_count;
11525 |
11526 | ti = proto_tree_add_none_format(tree,
11527 | hf->hf.hs_cert_types,
11528 | tvb, offset, cert_types_count,
11529 | "Certificate types (%u type%s)",
11530 | cert_types_count,
11531 | plurality(cert_types_count, "", "s")((cert_types_count) == 1 ? ("") : ("s")));
11532 | subtree = proto_item_add_subtree(ti, hf->ett.cert_types);
11533 |
11534 | while (offset < next_offset) {
11535 | proto_tree_add_item(subtree, hf->hf.hs_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
11536 | offset++;
11537 | }
11538 | }
11539 |
11540 | if (session->version == TLSV1DOT2_VERSION0x303 || session->version == DTLSV1DOT2_VERSION0xfefd ||
11541 | (is_tls13 && (draft_version > 0 && draft_version < 19))) {
11542 | offset = ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, NULL((void*)0));
11543 | }
11544 |
11545 | if (is_tls13 && (draft_version == 0 || draft_version >= 19)) {
11546 | /*
11547 | * TLS 1.3 draft 19 and newer: Extensions.
11548 | * SslDecryptSession pointer is NULL because Certificate Extensions
11549 | * should not influence decryption state.
11550 | */
11551 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11552 | offset_end, SSL_HND_CERT_REQUEST,
11553 | session, NULL((void*)0), is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11554 | } else if (is_tls13 && draft_version <= 18) {
11555 | /*
11556 | * TLS 1.3 draft 18 and older: certificate_authorities and
11557 | * certificate_extensions (a vector of OID mappings).
11558 | */
11559 | offset = tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
11560 | ssl_dissect_hnd_hello_ext_oid_filters(hf, tvb, pinfo, tree, offset, offset_end);
11561 | } else {
11562 | /* for TLS 1.2 and older, the certificate_authorities field. */
11563 | tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
11564 | }
11565 | }
11566 | /* Certificate and Certificate Request dissections. }}} */
11567 |
11568 | void
11569 | ssl_dissect_hnd_cli_cert_verify(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11570 | proto_tree *tree, uint32_t offset, uint32_t offset_end, uint16_t version)
11571 | {
11572 | ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
11573 | hf->hf.hs_client_cert_vrfy_sig_len,
11574 | hf->hf.hs_client_cert_vrfy_sig);
11575 | }
11576 |
11577 | /* Finished dissection. {{{ */
11578 | void
11579 | ssl_dissect_hnd_finished(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11580 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11581 | const SslSession *session, ssl_hfs_t *ssl_hfs)
11582 | {
11583 | /* For SSLv3:
11584 | * struct {
11585 | * opaque md5_hash[16];
11586 | * opaque sha_hash[20];
11587 | * } Finished;
11588 | *
11589 | * For (D)TLS:
11590 | * struct {
11591 | * opaque verify_data[12];
11592 | * } Finished;
11593 | *
11594 | * For TLS 1.3:
11595 | * struct {
11596 | * opaque verify_data[Hash.length];
11597 | * }
11598 | */
11599 | if (!tree)
11600 | return;
11601 |
11602 | if (session->version == SSLV3_VERSION0x300) {
11603 | if (ssl_hfs != NULL((void*)0)) {
11604 | proto_tree_add_item(tree, ssl_hfs->hs_md5_hash,
11605 | tvb, offset, 16, ENC_NA0x00000000);
11606 | proto_tree_add_item(tree, ssl_hfs->hs_sha_hash,
11607 | tvb, offset + 16, 20, ENC_NA0x00000000);
11608 | }
11609 | } else {
11610 | /* Length should be 12 for TLS before 1.3, assume this is the case. */
11611 | proto_tree_add_item(tree, hf->hf.hs_finished,
11612 | tvb, offset, offset_end - offset, ENC_NA0x00000000);
11613 | }
11614 | } /* }}} */
11615 |
11616 | /* RFC 6066 Certificate URL handshake message dissection. {{{ */
11617 | void
11618 | ssl_dissect_hnd_cert_url(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset)
11619 | {
11620 | uint16_t url_hash_len;
11621 |
11622 | /* enum {
11623 | * individual_certs(0), pkipath(1), (255)
11624 | * } CertChainType;
11625 | *
11626 | * struct {
11627 | * CertChainType type;
11628 | * URLAndHash url_and_hash_list<1..2^16-1>;
11629 | * } CertificateURL;
11630 | *
11631 | * struct {
11632 | * opaque url<1..2^16-1>;
11633 | * uint8 padding;
11634 | * opaque SHA1Hash[20];
11635 | * } URLAndHash;
11636 | */
11637 |
11638 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_type,
11639 | tvb, offset, 1, ENC_NA0x00000000);
11640 | offset++;
11641 |
11642 | url_hash_len = tvb_get_ntohs(tvb, offset);
11643 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_url_hash_list_len,
11644 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11645 | offset += 2;
11646 | while (url_hash_len-- > 0) {
11647 | proto_item *urlhash_item;
11648 | proto_tree *urlhash_tree;
11649 | uint16_t url_len;
11650 |
11651 | urlhash_item = proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_item,
11652 | tvb, offset, -1, ENC_NA0x00000000);
11653 | urlhash_tree = proto_item_add_subtree(urlhash_item, hf->ett.urlhash);
11654 |
11655 | url_len = tvb_get_ntohs(tvb, offset);
11656 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_url_len,
11657 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11658 | offset += 2;
11659 |
11660 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_url,
11661 | tvb, offset, url_len, ENC_ASCII0x00000000|ENC_NA0x00000000);
11662 | offset += url_len;
11663 |
11664 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_padding,
11665 | tvb, offset, 1, ENC_NA0x00000000);
11666 | offset++;
11667 | /* Note: RFC 6066 says that padding must be 0x01 */
11668 |
11669 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_sha1,
11670 | tvb, offset, 20, ENC_NA0x00000000);
11671 | offset += 20;
11672 | }
11673 | } /* }}} */
11674 |
11675 | void
11676 | ssl_dissect_hnd_compress_certificate(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11677 | uint32_t offset, uint32_t offset_end, packet_info *pinfo,
11678 | SslSession *session, SslDecryptSession *ssl,
11679 | bool_Bool is_from_server, bool_Bool is_dtls)
11680 | {
11681 | uint32_t algorithm, uncompressed_length;
11682 | uint32_t compressed_certificate_message_length;
11683 | tvbuff_t *uncompressed_tvb = NULL((void*)0);
11684 | proto_item *ti;
11685 | /*
11686 | * enum {
11687 | * zlib(1),
11688 | * brotli(2),
11689 | * zstd(3),
11690 | * (65535)
11691 | * } CertificateCompressionAlgorithm;
11692 | *
11693 | * struct {
11694 | * CertificateCompressionAlgorithm algorithm;
11695 | * uint24 uncompressed_length;
11696 | * opaque compressed_certificate_message<1..2^24-1>;
11697 | * } CompressedCertificate;
11698 | */
11699 |
11700 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_compress_certificate_algorithm,
11701 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &algorithm);
11702 | offset += 2;
11703 |
11704 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_compress_certificate_uncompressed_length,
11705 | tvb, offset, 3, ENC_BIG_ENDIAN0x00000000, &uncompressed_length);
11706 | offset += 3;
11707 |
11708 | /* opaque compressed_certificate_message<1..2^24-1>; */
11709 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compressed_certificate_message_length,
11710 | hf->hf.hs_ext_compress_certificate_compressed_certificate_message_length, 1, G_MAXUINT24((1U << 24) - 1))) {
11711 | return;
11712 | }
11713 | offset += 3;
11714 |
11715 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_compress_certificate_compressed_certificate_message,
11716 | tvb, offset, compressed_certificate_message_length, ENC_NA0x00000000);
11717 |
11718 | /* Certificate decompression following algorithm */
11719 | switch (algorithm) {
11720 | case 1: /* zlib */
11721 | uncompressed_tvb = tvb_child_uncompress_zlib(tvb, tvb, offset, compressed_certificate_message_length);
11722 | break;
11723 | case 2: /* brotli */
11724 | uncompressed_tvb = tvb_child_uncompress_brotli(tvb, tvb, offset, compressed_certificate_message_length);
11725 | break;
11726 | case 3: /* zstd */
11727 | uncompressed_tvb = tvb_child_uncompress_zstd(tvb, tvb, offset, compressed_certificate_message_length);
11728 | break;
11729 | }
11730 |
11731 | if (uncompressed_tvb) {
11732 | proto_tree *uncompressed_tree;
11733 |
11734 | if (uncompressed_length != tvb_captured_length(uncompressed_tvb)) {
11735 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.decompression_error,
11736 | tvb, offset, offset_end - offset,
11737 | "Invalid uncompressed length %u (expected %u)",
11738 | tvb_captured_length(uncompressed_tvb),
11739 | uncompressed_length);
11740 | } else {
11741 | uncompressed_tree = proto_item_add_subtree(ti, hf->ett.uncompressed_certificates);
11742 | ssl_dissect_hnd_cert(hf, uncompressed_tvb, uncompressed_tree,
11743 | 0, uncompressed_length, pinfo, session, ssl, is_from_server, is_dtls);
11744 | add_new_data_source(pinfo, uncompressed_tvb, "Uncompressed certificate(s)");
11745 | }
11746 | }
11747 | }
11748 |
11749 | /* Dissection of TLS Extensions in Client Hello, Server Hello, etc. {{{ */
11750 | static int
11751 | // NOLINTNEXTLINE(misc-no-recursion)
11752 | ssl_dissect_hnd_extension(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11753 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type,
11754 | SslSession *session, SslDecryptSession *ssl,
11755 | bool_Bool is_dtls, wmem_strbuf_t *ja3, ja4_data_t *ja4_data,
11756 | ssl_master_key_map_t *mk_map, uint32_t initial_offset, uint32_t hello_length)
11757 | {
11758 | uint32_t exts_len;
11759 | uint16_t ext_type;
11760 | uint32_t ext_len;
11761 | uint32_t next_offset;
11762 | proto_item *ext_item;
11763 | proto_tree *ext_tree;
11764 | bool_Bool is_tls13 = session->version == TLSV1DOT3_VERSION0x304;
11765 | wmem_strbuf_t *ja3_sg = wmem_strbuf_new(pinfo->pool, "");
11766 | wmem_strbuf_t *ja3_ecpf = wmem_strbuf_new(pinfo->pool, "");
11767 | char *ja3_dash = "";
11768 | unsigned supported_version;
11769 |
11770 | /* Extension extensions<0..2^16-2> (for TLS 1.3 HRR/CR min-length is 2) */
11771 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &exts_len,
11772 | hf->hf.hs_exts_len, 0, UINT16_MAX(65535))) {
11773 | return offset_end;
11774 | }
11775 | offset += 2;
11776 | offset_end = offset + exts_len;
11777 |
11778 | if (ja4_data) {
11779 | ja4_data->num_extensions = 0;
11780 | }
11781 | while (offset_end - offset >= 4)
11782 | {
11783 | ext_type = tvb_get_ntohs(tvb, offset);
11784 | ext_len = tvb_get_ntohs(tvb, offset + 2);
11785 |
11786 | if (ja4_data && !IS_GREASE_TLS(ext_type)((((ext_type) & 0x0f0f) == 0x0a0a) && (((ext_type ) & 0xff) == (((ext_type)>>8) & 0xff)))) {
11787 | ja4_data->num_extensions += 1;
11788 | if (ext_type != SSL_HND_HELLO_EXT_SERVER_NAME0 &&
11789 | ext_type != SSL_HND_HELLO_EXT_ALPN16) {
11790 | wmem_list_insert_sorted(ja4_data->extension_list, GUINT_TO_POINTER(ext_type)((gpointer) (gulong) (ext_type)), wmem_compare_uint);
11791 | }
11792 | }
11793 |
11794 | ext_item = proto_tree_add_none_format(tree, hf->hf.hs_ext, tvb, offset, 4 + ext_len,
11795 | "Extension: %s (len=%u)", val_to_str(pinfo->pool, ext_type,
11796 | tls_hello_extension_types,
11797 | "Unknown type %u"), ext_len);
11798 | ext_tree = proto_item_add_subtree(ext_item, hf->ett.hs_ext);
11799 |
11800 | proto_tree_add_uint(ext_tree, hf->hf.hs_ext_type,
11801 | tvb, offset, 2, ext_type);
11802 | offset += 2;
11803 | if (ja3 && !IS_GREASE_TLS(ext_type)((((ext_type) & 0x0f0f) == 0x0a0a) && (((ext_type ) & 0xff) == (((ext_type)>>8) & 0xff)))) {
11804 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, ext_type);
11805 | ja3_dash = "-";
11806 | }
11807 |
11808 | /* opaque extension_data<0..2^16-1> */
11809 | if (!ssl_add_vector(hf, tvb, pinfo, ext_tree, offset, offset_end, &ext_len,
11810 | hf->hf.hs_ext_len, 0, UINT16_MAX(65535))) {
11811 | return offset_end;
11812 | }
11813 | offset += 2;
11814 | next_offset = offset + ext_len;
11815 |
11816 | switch (ext_type) {
11817 | case SSL_HND_HELLO_EXT_SERVER_NAME0:
11818 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11819 | offset = ssl_dissect_hnd_hello_ext_server_name(hf, tvb, pinfo, ext_tree, offset, next_offset);
11820 | if (ja4_data) {
11821 | ja4_data->server_name_present = true1;
11822 | }
11823 | }
11824 | break;
11825 | case SSL_HND_HELLO_EXT_MAX_FRAGMENT_LENGTH1:
11826 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_max_fragment_length, tvb, offset, 1, ENC_NA0x00000000);
11827 | offset += 1;
11828 | break;
11829 | case SSL_HND_HELLO_EXT_STATUS_REQUEST5:
11830 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11831 | offset = ssl_dissect_hnd_hello_ext_status_request(hf, tvb, pinfo, ext_tree, offset, next_offset, false0);
11832 | } else if (is_tls13 && hnd_type == SSL_HND_CERTIFICATE) {
11833 | offset = tls_dissect_hnd_certificate_status(hf, tvb, pinfo, ext_tree, offset, next_offset);
11834 | }
11835 | break;
11836 | case SSL_HND_HELLO_EXT_CERT_TYPE9:
11837 | offset = ssl_dissect_hnd_hello_ext_cert_type(hf, tvb, ext_tree,
11838 | offset, next_offset,
11839 | hnd_type, ext_type,
11840 | session);
11841 | break;
11842 | case SSL_HND_HELLO_EXT_SUPPORTED_GROUPS10:
11843 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11844 | offset = ssl_dissect_hnd_hello_ext_supported_groups(hf, tvb, pinfo, ext_tree, offset,
11845 | next_offset, ja3_sg);
11846 | } else {
11847 | offset = ssl_dissect_hnd_hello_ext_supported_groups(hf, tvb, pinfo, ext_tree, offset,
11848 | next_offset, NULL((void*)0));
11849 | }
11850 | break;
11851 | case SSL_HND_HELLO_EXT_EC_POINT_FORMATS11:
11852 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11853 | offset = ssl_dissect_hnd_hello_ext_ec_point_formats(hf, tvb, ext_tree, offset, ja3_ecpf);
11854 | } else {
11855 | offset = ssl_dissect_hnd_hello_ext_ec_point_formats(hf, tvb, ext_tree, offset, NULL((void*)0));
11856 | }
11857 | break;
11858 | break;
11859 | case SSL_HND_HELLO_EXT_SRP12:
11860 | offset = ssl_dissect_hnd_hello_ext_srp(hf, tvb, pinfo, ext_tree, offset, next_offset);
11861 | break;
11862 | case SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS13:
11863 | offset = ssl_dissect_hnd_hello_ext_sig_hash_algs(hf, tvb, ext_tree, pinfo, offset, next_offset, ja4_data);
11864 | break;
11865 | case SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS_CERT50: /* since TLS 1.3 draft -23 */
11866 | offset = ssl_dissect_hnd_hello_ext_sig_hash_algs(hf, tvb, ext_tree, pinfo, offset, next_offset, NULL((void*)0));
11867 | break;
11868 | case SSL_HND_HELLO_EXT_DELEGATED_CREDENTIALS34:
11869 | offset = ssl_dissect_hnd_ext_delegated_credentials(hf, tvb, ext_tree, pinfo, offset, next_offset, hnd_type);
11870 | break;
11871 | case SSL_HND_HELLO_EXT_USE_SRTP14:
11872 | if (is_dtls) {
11873 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11874 | offset = dtls_dissect_hnd_hello_ext_use_srtp(pinfo, tvb, ext_tree, offset, next_offset, false0);
11875 | } else if (hnd_type == SSL_HND_SERVER_HELLO) {
11876 | offset = dtls_dissect_hnd_hello_ext_use_srtp(pinfo, tvb, ext_tree, offset, next_offset, true1);
11877 | }
11878 | } else {
11879 | // XXX expert info: This extension MUST only be used with DTLS, and not with TLS.
11880 | }
11881 | break;
11882 | case SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768:
11883 | offset = ssl_dissect_hnd_ech_outer_ext(hf, tvb, pinfo, ext_tree, offset, next_offset);
11884 | break;
11885 | case SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037:
11886 | offset = ssl_dissect_hnd_hello_ext_ech(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, session, ssl, mk_map, initial_offset, hello_length);
11887 | break;
11888 | case SSL_HND_HELLO_EXT_HEARTBEAT15:
11889 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_heartbeat_mode,
11890 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
11891 | offset++;
11892 | break;
11893 | case SSL_HND_HELLO_EXT_ALPN16:
11894 | offset = ssl_dissect_hnd_hello_ext_alpn(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, session, is_dtls, ja4_data);
11895 | break;
11896 | case SSL_HND_HELLO_EXT_STATUS_REQUEST_V217:
11897 | if (hnd_type == SSL_HND_CLIENT_HELLO)
11898 | offset = ssl_dissect_hnd_hello_ext_status_request_v2(hf, tvb, pinfo, ext_tree, offset, next_offset);
11899 | break;
11900 | case SSL_HND_HELLO_EXT_SIGNED_CERTIFICATE_TIMESTAMP18:
11901 | // TLS 1.3 note: SCT only appears in EE in draft -16 and before.
11902 | if (hnd_type == SSL_HND_SERVER_HELLO || hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS || hnd_type == SSL_HND_CERTIFICATE)
11903 | offset = tls_dissect_sct_list(hf, tvb, pinfo, ext_tree, offset, next_offset, session->version);
11904 | break;
11905 | case SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19:
11906 | case SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20:
11907 | offset = ssl_dissect_hnd_hello_ext_cert_type(hf, tvb, ext_tree,
11908 | offset, next_offset,
11909 | hnd_type, ext_type,
11910 | session);
11911 | break;
11912 | case SSL_HND_HELLO_EXT_PADDING21:
11913 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_padding_data, tvb, offset, ext_len, ENC_NA0x00000000);
11914 | offset += ext_len;
11915 | break;
11916 | case SSL_HND_HELLO_EXT_ENCRYPT_THEN_MAC22:
11917 | if (ssl && hnd_type == SSL_HND_SERVER_HELLO) {
11918 | ssl_debug_printf("%s enabling Encrypt-then-MAC\n", G_STRFUNC((const char*) (__func__)));
11919 | ssl->state |= SSL_ENCRYPT_THEN_MAC(1<<11);
11920 | }
11921 | break;
11922 | case SSL_HND_HELLO_EXT_EXTENDED_MASTER_SECRET23:
11923 | if (ssl) {
11924 | switch (hnd_type) {
11925 | case SSL_HND_CLIENT_HELLO:
11926 | ssl->state |= SSL_CLIENT_EXTENDED_MASTER_SECRET(1<<7);
11927 | break;
11928 | case SSL_HND_SERVER_HELLO:
11929 | ssl->state |= SSL_SERVER_EXTENDED_MASTER_SECRET(1<<8);
11930 | break;
11931 | default: /* no default */
11932 | break;
11933 | }
11934 | }
11935 | break;
11936 | case SSL_HND_HELLO_EXT_COMPRESS_CERTIFICATE27:
11937 | offset = ssl_dissect_hnd_hello_ext_compress_certificate(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11938 | break;
11939 | case SSL_HND_HELLO_EXT_TOKEN_BINDING24:
11940 | offset = ssl_dissect_hnd_hello_ext_token_binding(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11941 | break;
11942 | case SSL_HND_HELLO_EXT_RECORD_SIZE_LIMIT28:
11943 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_record_size_limit,
11944 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11945 | offset += 2;
11946 | break;
11947 | case SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS65445:
11948 | case SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS_V157:
11949 | offset = ssl_dissect_hnd_hello_ext_quic_transport_parameters(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11950 | break;
11951 | case SSL_HND_HELLO_EXT_SESSION_TICKET_TLS35:
11952 | offset = ssl_dissect_hnd_hello_ext_session_ticket(hf, tvb, ext_tree, offset, next_offset, hnd_type, ssl);
11953 | break;
11954 | case SSL_HND_HELLO_EXT_KEY_SHARE_OLD40: /* used before TLS 1.3 draft -23 */
11955 | case SSL_HND_HELLO_EXT_KEY_SHARE51:
11956 | offset = ssl_dissect_hnd_hello_ext_key_share(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11957 | break;
11958 | case SSL_HND_HELLO_EXT_PRE_SHARED_KEY41:
11959 | offset = ssl_dissect_hnd_hello_ext_pre_shared_key(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11960 | break;
11961 | case SSL_HND_HELLO_EXT_EARLY_DATA42:
11962 | case SSL_HND_HELLO_EXT_TICKET_EARLY_DATA_INFO46:
11963 | offset = ssl_dissect_hnd_hello_ext_early_data(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11964 | break;
11965 | case SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43:
11966 | switch (hnd_type) {
11967 | case SSL_HND_CLIENT_HELLO:
11968 | offset = ssl_dissect_hnd_hello_ext_supported_versions(hf, tvb, pinfo, ext_tree, offset, next_offset, session, is_dtls, ja4_data);
11969 | break;
11970 | case SSL_HND_SERVER_HELLO:
11971 | case SSL_HND_HELLO_RETRY_REQUEST:
11972 | proto_tree_add_item_ret_uint(ext_tree, hf->hf.hs_ext_supported_version, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &supported_version);
11973 | offset += 2;
11974 | proto_item_append_text(ext_tree, " %s", val_to_str(pinfo->pool, supported_version, ssl_versions, "Unknown (0x%04x)"));
11975 | break;
11976 | }
11977 | break;
11978 | case SSL_HND_HELLO_EXT_COOKIE44:
11979 | offset = ssl_dissect_hnd_hello_ext_cookie(hf, tvb, pinfo, ext_tree, offset, next_offset);
11980 | break;
11981 | case SSL_HND_HELLO_EXT_PSK_KEY_EXCHANGE_MODES45:
11982 | offset = ssl_dissect_hnd_hello_ext_psk_key_exchange_modes(hf, tvb, pinfo, ext_tree, offset, next_offset);
11983 | break;
11984 | case SSL_HND_HELLO_EXT_CERTIFICATE_AUTHORITIES47:
11985 | offset = ssl_dissect_hnd_hello_ext_certificate_authorities(hf, tvb, pinfo, ext_tree, offset, next_offset);
11986 | break;
11987 | case SSL_HND_HELLO_EXT_OID_FILTERS48:
11988 | offset = ssl_dissect_hnd_hello_ext_oid_filters(hf, tvb, pinfo, ext_tree, offset, next_offset);
11989 | break;
11990 | case SSL_HND_HELLO_EXT_POST_HANDSHAKE_AUTH49:
11991 | break;
11992 | case SSL_HND_HELLO_EXT_NPN13172:
11993 | offset = ssl_dissect_hnd_hello_ext_npn(hf, tvb, pinfo, ext_tree, offset, next_offset);
11994 | break;
11995 | case SSL_HND_HELLO_EXT_ALPS_OLD17513:
11996 | offset = ssl_dissect_hnd_hello_ext_alps(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11997 | break;
11998 | case SSL_HND_HELLO_EXT_ALPS17613:
11999 | offset = ssl_dissect_hnd_hello_ext_alps(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
12000 | break;
12001 | case SSL_HND_HELLO_EXT_RENEGOTIATION_INFO65281:
12002 | offset = ssl_dissect_hnd_hello_ext_reneg_info(hf, tvb, pinfo, ext_tree, offset, next_offset);
12003 | break;
12004 | case SSL_HND_HELLO_EXT_ENCRYPTED_SERVER_NAME65486:
12005 | offset = ssl_dissect_hnd_hello_ext_esni(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
12006 | break;
12007 | case SSL_HND_HELLO_EXT_CONNECTION_ID_DEPRECATED53:
12008 | session->deprecated_cid = true1;
12009 | /* FALLTHRU */
12010 | case SSL_HND_HELLO_EXT_CONNECTION_ID54:
12011 | offset = ssl_dissect_hnd_hello_ext_connection_id(hf, tvb, pinfo, ext_tree, offset, hnd_type, session, ssl);
12012 | break;
12013 | case SSL_HND_HELLO_EXT_TRUSTED_CA_KEYS3:
12014 | offset = ssl_dissect_hnd_hello_ext_trusted_ca_keys(hf, tvb, pinfo, ext_tree, offset, next_offset);
12015 | break;
12016 | default:
12017 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_data,
12018 | tvb, offset, ext_len, ENC_NA0x00000000);
12019 | offset += ext_len;
12020 | break;
12021 | }
12022 |
12023 | if (!ssl_end_vector(hf, tvb, pinfo, ext_tree, offset, next_offset)) {
12024 | /* Dissection did not end at expected location, fix it. */
12025 | offset = next_offset;
12026 | }
12027 | }
12028 |
12029 | if (ja3) {
12030 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
12031 | if(wmem_strbuf_get_len(ja3_sg) > 0) {
12032 | wmem_strbuf_append_printf(ja3, "%s", wmem_strbuf_get_str(ja3_sg));
12033 | } else {
12034 | wmem_strbuf_append_c(ja3, ',');
12035 | }
12036 | if(wmem_strbuf_get_len(ja3_ecpf) > 0) {
12037 | wmem_strbuf_append_printf(ja3, "%s", wmem_strbuf_get_str(ja3_ecpf));
12038 | } else {
12039 | wmem_strbuf_append_c(ja3, ',');
12040 | }
12041 | }
12042 | }
12043 |
12044 | /* Check if Extensions vector is correctly terminated. */
12045 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, offset_end)) {
12046 | offset = offset_end;
12047 | }
12048 |
12049 | return offset;
12050 | } /* }}} */
12051 |
12052 |
12053 | /* ClientKeyExchange algo-specific dissectors. {{{ */
12054 |
12055 | static void
12056 | dissect_ssl3_hnd_cli_keyex_ecdh(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12057 | proto_tree *tree, uint32_t offset,
12058 | uint32_t length)
12059 | {
12060 | int point_len;
12061 | proto_tree *ssl_ecdh_tree;
12062 |
12063 | ssl_ecdh_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12064 | hf->ett.keyex_params, NULL((void*)0), "EC Diffie-Hellman Client Params");
12065 |
12066 | /* point */
12067 | point_len = tvb_get_uint8(tvb, offset);
12068 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_client_keyex_point_len, tvb,
12069 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12070 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_client_keyex_point, tvb,
12071 | offset + 1, point_len, ENC_NA0x00000000);
12072 | }
12073 |
12074 | static void
12075 | dissect_ssl3_hnd_cli_keyex_dhe(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12076 | proto_tree *tree, uint32_t offset, uint32_t length)
12077 | {
12078 | int yc_len;
12079 | proto_tree *ssl_dh_tree;
12080 |
12081 | ssl_dh_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12082 | hf->ett.keyex_params, NULL((void*)0), "Diffie-Hellman Client Params");
12083 |
12084 | /* ClientDiffieHellmanPublic.dh_public (explicit) */
12085 | yc_len = tvb_get_ntohs(tvb, offset);
12086 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_client_keyex_yc_len, tvb,
12087 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12088 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_client_keyex_yc, tvb,
12089 | offset + 2, yc_len, ENC_NA0x00000000);
12090 | }
12091 |
12092 | static void
12093 | dissect_ssl3_hnd_cli_keyex_rsa(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12094 | proto_tree *tree, uint32_t offset,
12095 | uint32_t length, const SslSession *session)
12096 | {
12097 | int epms_len;
12098 | proto_tree *ssl_rsa_tree;
12099 |
12100 | ssl_rsa_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12101 | hf->ett.keyex_params, NULL((void*)0), "RSA Encrypted PreMaster Secret");
12102 |
12103 | /* EncryptedPreMasterSecret.pre_master_secret */
12104 | switch (session->version) {
12105 | case SSLV2_VERSION0x0002:
12106 | case SSLV3_VERSION0x300:
12107 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
12108 | /* OpenSSL pre-0.9.8f DTLS and pre-TLS quirk: 2-octet length vector is
12109 | * not present. The handshake contents represents the EPMS, see:
12110 | * https://gitlab.com/wireshark/wireshark/-/issues/10222 */
12111 | epms_len = length;
12112 | break;
12113 |
12114 | default:
12115 | /* TLS and DTLS include vector length before EPMS */
12116 | epms_len = tvb_get_ntohs(tvb, offset);
12117 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12118 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12119 | offset += 2;
12120 | break;
12121 | }
12122 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_client_keyex_epms, tvb,
12123 | offset, epms_len, ENC_NA0x00000000);
12124 | }
12125 |
12126 | /* Used in PSK cipher suites */
12127 | static uint32_t
12128 | dissect_ssl3_hnd_cli_keyex_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12129 | proto_tree *tree, uint32_t offset)
12130 | {
12131 | unsigned identity_len;
12132 | proto_tree *ssl_psk_tree;
12133 |
12134 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, -1,
12135 | hf->ett.keyex_params, NULL((void*)0), "PSK Client Params");
12136 | /* identity */
12137 | identity_len = tvb_get_ntohs(tvb, offset);
12138 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity_len, tvb,
12139 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12140 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity, tvb,
12141 | offset + 2, identity_len, ENC_NA0x00000000);
12142 |
12143 | proto_item_set_len(ssl_psk_tree, 2 + identity_len);
12144 | return 2 + identity_len;
12145 | }
12146 |
12147 | /* Used in RSA PSK cipher suites */
12148 | static void
12149 | dissect_ssl3_hnd_cli_keyex_rsa_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12150 | proto_tree *tree, uint32_t offset,
12151 | uint32_t length)
12152 | {
12153 | int identity_len, epms_len;
12154 | proto_tree *ssl_psk_tree;
12155 |
12156 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12157 | hf->ett.keyex_params, NULL((void*)0), "RSA PSK Client Params");
12158 |
12159 | /* identity */
12160 | identity_len = tvb_get_ntohs(tvb, offset);
12161 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity_len,
12162 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
12163 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity,
12164 | tvb, offset + 2, identity_len, ENC_NA0x00000000);
12165 | offset += 2 + identity_len;
12166 |
12167 | /* Yc */
12168 | epms_len = tvb_get_ntohs(tvb, offset);
12169 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12170 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12171 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_epms, tvb,
12172 | offset + 2, epms_len, ENC_NA0x00000000);
12173 | }
12174 |
12175 | /* Used in Diffie-Hellman PSK cipher suites */
12176 | static void
12177 | dissect_ssl3_hnd_cli_keyex_dhe_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12178 | proto_tree *tree, uint32_t offset, uint32_t length)
12179 | {
12180 | /*
12181 | * struct {
12182 | * select (KeyExchangeAlgorithm) {
12183 | * case diffie_hellman_psk:
12184 | * opaque psk_identity<0..2^16-1>;
12185 | * ClientDiffieHellmanPublic public;
12186 | * } exchange_keys;
12187 | * } ClientKeyExchange;
12188 | */
12189 |
12190 | uint32_t psk_len = dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12191 | dissect_ssl3_hnd_cli_keyex_dhe(hf, tvb, tree, offset + psk_len, length - psk_len);
12192 | }
12193 |
12194 | /* Used in EC Diffie-Hellman PSK cipher suites */
12195 | static void
12196 | dissect_ssl3_hnd_cli_keyex_ecdh_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12197 | proto_tree *tree, uint32_t offset, uint32_t length)
12198 | {
12199 | /*
12200 | * struct {
12201 | * select (KeyExchangeAlgorithm) {
12202 | * case ec_diffie_hellman_psk:
12203 | * opaque psk_identity<0..2^16-1>;
12204 | * ClientECDiffieHellmanPublic public;
12205 | * } exchange_keys;
12206 | * } ClientKeyExchange;
12207 | */
12208 |
12209 | uint32_t psk_len = dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12210 | dissect_ssl3_hnd_cli_keyex_ecdh(hf, tvb, tree, offset + psk_len, length - psk_len);
12211 | }
12212 |
12213 | /* Used in EC J-PAKE cipher suites */
12214 | static void
12215 | dissect_ssl3_hnd_cli_keyex_ecjpake(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12216 | proto_tree *tree, uint32_t offset,
12217 | uint32_t length)
12218 | {
12219 | /*
12220 | * struct {
12221 | * ECPoint V;
12222 | * opaque r<1..2^8-1>;
12223 | * } ECSchnorrZKP;
12224 | *
12225 | * struct {
12226 | * ECPoint X;
12227 | * ECSchnorrZKP zkp;
12228 | * } ECJPAKEKeyKP;
12229 | *
12230 | * struct {
12231 | * ECJPAKEKeyKP ecjpake_key_kp;
12232 | * } ClientECJPAKEParams;
12233 | *
12234 | * select (KeyExchangeAlgorithm) {
12235 | * case ecjpake:
12236 | * ClientECJPAKEParams params;
12237 | * } ClientKeyExchange;
12238 | */
12239 |
12240 | int point_len;
12241 | proto_tree *ssl_ecjpake_tree;
12242 |
12243 | ssl_ecjpake_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12244 | hf->ett.keyex_params, NULL((void*)0),
12245 | "EC J-PAKE Client Params");
12246 |
12247 | /* ECJPAKEKeyKP.X */
12248 | point_len = tvb_get_uint8(tvb, offset);
12249 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_xc_len, tvb,
12250 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12251 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_xc, tvb,
12252 | offset + 1, point_len, ENC_NA0x00000000);
12253 | offset += 1 + point_len;
12254 |
12255 | /* ECJPAKEKeyKP.zkp.V */
12256 | point_len = tvb_get_uint8(tvb, offset);
12257 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_vc_len, tvb,
12258 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12259 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_vc, tvb,
12260 | offset + 1, point_len, ENC_NA0x00000000);
12261 | offset += 1 + point_len;
12262 |
12263 | /* ECJPAKEKeyKP.zkp.r */
12264 | point_len = tvb_get_uint8(tvb, offset);
12265 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_rc_len, tvb,
12266 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12267 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_rc, tvb,
12268 | offset + 1, point_len, ENC_NA0x00000000);
12269 | }
12270 |
12271 | static void
12272 | dissect_ssl3_hnd_cli_keyex_ecc_sm2(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12273 | proto_tree *tree, uint32_t offset,
12274 | uint32_t length)
12275 | {
12276 | int epms_len;
12277 | proto_tree *ssl_ecc_sm2_tree;
12278 |
12279 | ssl_ecc_sm2_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12280 | hf->ett.keyex_params, NULL((void*)0),
12281 | "ECC-SM2 Encrypted PreMaster Secret");
12282 |
12283 | epms_len = tvb_get_ntohs(tvb, offset);
12284 | proto_tree_add_item(ssl_ecc_sm2_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12285 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12286 | offset += 2;
12287 | proto_tree_add_item(ssl_ecc_sm2_tree, hf->hf.hs_client_keyex_epms, tvb,
12288 | offset, epms_len, ENC_NA0x00000000);
12289 | }
12290 | /* ClientKeyExchange algo-specific dissectors. }}} */
12291 |
12292 |
12293 | /* Dissects DigitallySigned (see RFC 5246 4.7 Cryptographic Attributes). {{{ */
12294 | static uint32_t
12295 | ssl_dissect_digitally_signed(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12296 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12297 | uint16_t version, int hf_sig_len, int hf_sig)
12298 | {
12299 | uint32_t sig_len;
12300 |
12301 | switch (version) {
12302 | case TLSV1DOT2_VERSION0x303:
12303 | case DTLSV1DOT2_VERSION0xfefd:
12304 | case TLSV1DOT3_VERSION0x304:
12305 | case DTLSV1DOT3_VERSION0xfefc:
12306 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
12307 | offset += 2;
12308 | break;
12309 |
12310 | default:
12311 | break;
12312 | }
12313 |
12314 | /* Sig */
12315 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sig_len,
12316 | hf_sig_len, 0, UINT16_MAX(65535))) {
12317 | return offset_end;
12318 | }
12319 | offset += 2;
12320 | proto_tree_add_item(tree, hf_sig, tvb, offset, sig_len, ENC_NA0x00000000);
12321 | offset += sig_len;
12322 | return offset;
12323 | } /* }}} */
12324 |
12325 | /* ServerKeyExchange algo-specific dissectors. {{{ */
12326 |
12327 | /* dissects signed_params inside a ServerKeyExchange for some keyex algos */
12328 | static void
12329 | dissect_ssl3_hnd_srv_keyex_sig(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12330 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12331 | uint16_t version)
12332 | {
12333 | /*
12334 | * TLSv1.2 (RFC 5246 sec 7.4.8)
12335 | * struct {
12336 | * digitally-signed struct {
12337 | * opaque handshake_messages[handshake_messages_length];
12338 | * }
12339 | * } CertificateVerify;
12340 | *
12341 | * TLSv1.0/TLSv1.1 (RFC 5436 sec 7.4.8 and 7.4.3) works essentially the same
12342 | * as TLSv1.2, but the hash algorithms are not explicit in digitally-signed.
12343 | *
12344 | * SSLv3 (RFC 6101 sec 5.6.8) essentially works the same as TLSv1.0 but it
12345 | * does more hashing including the master secret and padding.
12346 | */
12347 | ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
12348 | hf->hf.hs_server_keyex_sig_len,
12349 | hf->hf.hs_server_keyex_sig);
12350 | }
12351 |
12352 | static uint32_t
12353 | dissect_tls_ecparameters(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset, uint32_t offset_end)
12354 | {
12355 | /*
12356 | * RFC 4492 ECC cipher suites for TLS
12357 | *
12358 | * struct {
12359 | * ECCurveType curve_type;
12360 | * select (curve_type) {
12361 | * case explicit_prime:
12362 | * ...
12363 | * case explicit_char2:
12364 | * ...
12365 | * case named_curve:
12366 | * NamedCurve namedcurve;
12367 | * };
12368 | * } ECParameters;
12369 | */
12370 |
12371 | int curve_type;
12372 |
12373 | /* ECParameters.curve_type */
12374 | curve_type = tvb_get_uint8(tvb, offset);
12375 | proto_tree_add_item(tree, hf->hf.hs_server_keyex_curve_type, tvb,
12376 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12377 | offset++;
12378 |
12379 | if (curve_type != 3)
12380 | return offset_end; /* only named_curves are supported */
12381 |
12382 | /* case curve_type == named_curve; ECParameters.namedcurve */
12383 | proto_tree_add_item(tree, hf->hf.hs_server_keyex_named_curve, tvb,
12384 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12385 | offset += 2;
12386 |
12387 | return offset;
12388 | }
12389 |
12390 | static void
12391 | dissect_ssl3_hnd_srv_keyex_ecdh(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12392 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12393 | uint16_t version, bool_Bool anon)
12394 | {
12395 | /*
12396 | * RFC 4492 ECC cipher suites for TLS
12397 | *
12398 | * struct {
12399 | * opaque point <1..2^8-1>;
12400 | * } ECPoint;
12401 | *
12402 | * struct {
12403 | * ECParameters curve_params;
12404 | * ECPoint public;
12405 | * } ServerECDHParams;
12406 | *
12407 | * select (KeyExchangeAlgorithm) {
12408 | * case ec_diffie_hellman:
12409 | * ServerECDHParams params;
12410 | * Signature signed_params;
12411 | * } ServerKeyExchange;
12412 | */
12413 |
12414 | int point_len;
12415 | proto_tree *ssl_ecdh_tree;
12416 |
12417 | ssl_ecdh_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12418 | hf->ett.keyex_params, NULL((void*)0), "EC Diffie-Hellman Server Params");
12419 |
12420 | offset = dissect_tls_ecparameters(hf, tvb, ssl_ecdh_tree, offset, offset_end);
12421 | if (offset >= offset_end)
12422 | return; /* only named_curves are supported */
12423 |
12424 | /* ECPoint.point */
12425 | point_len = tvb_get_uint8(tvb, offset);
12426 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_server_keyex_point_len, tvb,
12427 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12428 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_server_keyex_point, tvb,
12429 | offset + 1, point_len, ENC_NA0x00000000);
12430 | offset += 1 + point_len;
12431 |
12432 | /* Signature (if non-anonymous KEX) */
12433 | if (!anon) {
12434 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_ecdh_tree, offset, offset_end, version);
12435 | }
12436 | }
12437 |
12438 | static void
12439 | dissect_ssl3_hnd_srv_keyex_dhe(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12440 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12441 | uint16_t version, bool_Bool anon)
12442 | {
12443 | int p_len, g_len, ys_len;
12444 | proto_tree *ssl_dh_tree;
12445 |
12446 | ssl_dh_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12447 | hf->ett.keyex_params, NULL((void*)0), "Diffie-Hellman Server Params");
12448 |
12449 | /* p */
12450 | p_len = tvb_get_ntohs(tvb, offset);
12451 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_p_len, tvb,
12452 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12453 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_p, tvb,
12454 | offset + 2, p_len, ENC_NA0x00000000);
12455 | offset += 2 + p_len;
12456 |
12457 | /* g */
12458 | g_len = tvb_get_ntohs(tvb, offset);
12459 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_g_len, tvb,
12460 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12461 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_g, tvb,
12462 | offset + 2, g_len, ENC_NA0x00000000);
12463 | offset += 2 + g_len;
12464 |
12465 | /* Ys */
12466 | ys_len = tvb_get_ntohs(tvb, offset);
12467 | proto_tree_add_uint(ssl_dh_tree, hf->hf.hs_server_keyex_ys_len, tvb,
12468 | offset, 2, ys_len);
12469 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_ys, tvb,
12470 | offset + 2, ys_len, ENC_NA0x00000000);
12471 | offset += 2 + ys_len;
12472 |
12473 | /* Signature (if non-anonymous KEX) */
12474 | if (!anon) {
12475 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_dh_tree, offset, offset_end, version);
12476 | }
12477 | }
12478 |
12479 | /* Only used in RSA-EXPORT cipher suites */
12480 | static void
12481 | dissect_ssl3_hnd_srv_keyex_rsa(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12482 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12483 | uint16_t version)
12484 | {
12485 | int modulus_len, exponent_len;
12486 | proto_tree *ssl_rsa_tree;
12487 |
12488 | ssl_rsa_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12489 | hf->ett.keyex_params, NULL((void*)0), "RSA-EXPORT Server Params");
12490 |
12491 | /* modulus */
12492 | modulus_len = tvb_get_ntohs(tvb, offset);
12493 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_modulus_len, tvb,
12494 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12495 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_modulus, tvb,
12496 | offset + 2, modulus_len, ENC_NA0x00000000);
12497 | offset += 2 + modulus_len;
12498 |
12499 | /* exponent */
12500 | exponent_len = tvb_get_ntohs(tvb, offset);
12501 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_exponent_len,
12502 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
12503 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_exponent,
12504 | tvb, offset + 2, exponent_len, ENC_NA0x00000000);
12505 | offset += 2 + exponent_len;
12506 |
12507 | /* Signature */
12508 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_rsa_tree, offset, offset_end, version);
12509 | }
12510 |
12511 | /* Used in RSA PSK and PSK cipher suites */
12512 | static uint32_t
12513 | dissect_ssl3_hnd_srv_keyex_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12514 | proto_tree *tree, uint32_t offset)
12515 | {
12516 | unsigned hint_len;
12517 | proto_tree *ssl_psk_tree;
12518 |
12519 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, -1,
12520 | hf->ett.keyex_params, NULL((void*)0), "PSK Server Params");
12521 |
12522 | /* hint */
12523 | hint_len = tvb_get_ntohs(tvb, offset);
12524 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_server_keyex_hint_len, tvb,
12525 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12526 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_server_keyex_hint, tvb,
12527 | offset + 2, hint_len, ENC_NA0x00000000);
12528 |
12529 | proto_item_set_len(ssl_psk_tree, 2 + hint_len);
12530 | return 2 + hint_len;
12531 | }
12532 |
12533 | /* Used in Diffie-Hellman PSK cipher suites */
12534 | static void
12535 | dissect_ssl3_hnd_srv_keyex_dhe_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12536 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12537 | {
12538 | /*
12539 | * struct {
12540 | * select (KeyExchangeAlgorithm) {
12541 | * case diffie_hellman_psk:
12542 | * opaque psk_identity_hint<0..2^16-1>;
12543 | * ServerDHParams params;
12544 | * };
12545 | * } ServerKeyExchange;
12546 | */
12547 |
12548 | uint32_t psk_len = dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12549 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset + psk_len, offset_end, 0, true1);
12550 | }
12551 |
12552 | /* Used in EC Diffie-Hellman PSK cipher suites */
12553 | static void
12554 | dissect_ssl3_hnd_srv_keyex_ecdh_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12555 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12556 | {
12557 | /*
12558 | * struct {
12559 | * select (KeyExchangeAlgorithm) {
12560 | * case ec_diffie_hellman_psk:
12561 | * opaque psk_identity_hint<0..2^16-1>;
12562 | * ServerECDHParams params;
12563 | * };
12564 | * } ServerKeyExchange;
12565 | */
12566 |
12567 | uint32_t psk_len = dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12568 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset + psk_len, offset_end, 0, true1);
12569 | }
12570 |
12571 | /* Used in EC J-PAKE cipher suites */
12572 | static void
12573 | dissect_ssl3_hnd_srv_keyex_ecjpake(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12574 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12575 | {
12576 | /*
12577 | * struct {
12578 | * ECPoint V;
12579 | * opaque r<1..2^8-1>;
12580 | * } ECSchnorrZKP;
12581 | *
12582 | * struct {
12583 | * ECPoint X;
12584 | * ECSchnorrZKP zkp;
12585 | * } ECJPAKEKeyKP;
12586 | *
12587 | * struct {
12588 | * ECParameters curve_params;
12589 | * ECJPAKEKeyKP ecjpake_key_kp;
12590 | * } ServerECJPAKEParams;
12591 | *
12592 | * select (KeyExchangeAlgorithm) {
12593 | * case ecjpake:
12594 | * ServerECJPAKEParams params;
12595 | * } ServerKeyExchange;
12596 | */
12597 |
12598 | int point_len;
12599 | proto_tree *ssl_ecjpake_tree;
12600 |
12601 | ssl_ecjpake_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12602 | hf->ett.keyex_params, NULL((void*)0),
12603 | "EC J-PAKE Server Params");
12604 |
12605 | offset = dissect_tls_ecparameters(hf, tvb, ssl_ecjpake_tree, offset, offset_end);
12606 | if (offset >= offset_end)
12607 | return; /* only named_curves are supported */
12608 |
12609 | /* ECJPAKEKeyKP.X */
12610 | point_len = tvb_get_uint8(tvb, offset);
12611 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_xs_len, tvb,
12612 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12613 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_xs, tvb,
12614 | offset + 1, point_len, ENC_NA0x00000000);
12615 | offset += 1 + point_len;
12616 |
12617 | /* ECJPAKEKeyKP.zkp.V */
12618 | point_len = tvb_get_uint8(tvb, offset);
12619 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_vs_len, tvb,
12620 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12621 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_vs, tvb,
12622 | offset + 1, point_len, ENC_NA0x00000000);
12623 | offset += 1 + point_len;
12624 |
12625 | /* ECJPAKEKeyKP.zkp.r */
12626 | point_len = tvb_get_uint8(tvb, offset);
12627 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_rs_len, tvb,
12628 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12629 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_rs, tvb,
12630 | offset + 1, point_len, ENC_NA0x00000000);
12631 | }
12632 |
12633 | /* Only used in ECC-SM2-EXPORT cipher suites */
12634 | static void
12635 | dissect_ssl3_hnd_srv_keyex_ecc_sm2(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12636 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12637 | uint16_t version)
12638 | {
12639 | proto_tree *ssl_ecc_sm2_tree;
12640 |
12641 | ssl_ecc_sm2_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12642 | hf->ett.keyex_params, NULL((void*)0), "ECC-SM2-EXPORT Server Params");
12643 |
12644 | /* Signature */
12645 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_ecc_sm2_tree, offset, offset_end, version);
12646 | }
12647 | /* ServerKeyExchange algo-specific dissectors. }}} */
12648 |
12649 | /* Client Key Exchange and Server Key Exchange handshake dissections. {{{ */
12650 | void
12651 | ssl_dissect_hnd_cli_keyex(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12652 | proto_tree *tree, uint32_t offset, uint32_t length,
12653 | const SslSession *session)
12654 | {
12655 | switch (ssl_get_keyex_alg(session->cipher)) {
12656 | case KEX_DH_ANON0x13: /* RFC 5246; DHE_DSS, DHE_RSA, DH_DSS, DH_RSA, DH_ANON: ClientDiffieHellmanPublic */
12657 | case KEX_DH_DSS0x14:
12658 | case KEX_DH_RSA0x15:
12659 | case KEX_DHE_DSS0x10:
12660 | case KEX_DHE_RSA0x12:
12661 | dissect_ssl3_hnd_cli_keyex_dhe(hf, tvb, tree, offset, length);
12662 | break;
12663 | case KEX_DHE_PSK0x11: /* RFC 4279; diffie_hellman_psk: psk_identity, ClientDiffieHellmanPublic */
12664 | dissect_ssl3_hnd_cli_keyex_dhe_psk(hf, tvb, tree, offset, length);
12665 | break;
12666 | case KEX_ECDH_ANON0x19: /* RFC 4492; ec_diffie_hellman: ClientECDiffieHellmanPublic */
12667 | case KEX_ECDH_ECDSA0x1a:
12668 | case KEX_ECDH_RSA0x1b:
12669 | case KEX_ECDHE_ECDSA0x16:
12670 | case KEX_ECDHE_RSA0x18:
12671 | dissect_ssl3_hnd_cli_keyex_ecdh(hf, tvb, tree, offset, length);
12672 | break;
12673 | case KEX_ECDHE_PSK0x17: /* RFC 5489; ec_diffie_hellman_psk: psk_identity, ClientECDiffieHellmanPublic */
12674 | dissect_ssl3_hnd_cli_keyex_ecdh_psk(hf, tvb, tree, offset, length);
12675 | break;
12676 | case KEX_KRB50x1c: /* RFC 2712; krb5: KerberosWrapper */
12677 | /* XXX: implement support for KRB5 */
12678 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12679 | tvb, offset, length,
12680 | "Kerberos ciphersuites (RFC 2712) are not implemented, contact Wireshark"
12681 | " developers if you want them to be supported");
12682 | break;
12683 | case KEX_PSK0x1d: /* RFC 4279; psk: psk_identity */
12684 | dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12685 | break;
12686 | case KEX_RSA0x1e: /* RFC 5246; rsa: EncryptedPreMasterSecret */
12687 | dissect_ssl3_hnd_cli_keyex_rsa(hf, tvb, tree, offset, length, session);
12688 | break;
12689 | case KEX_RSA_PSK0x1f: /* RFC 4279; rsa_psk: psk_identity, EncryptedPreMasterSecret */
12690 | dissect_ssl3_hnd_cli_keyex_rsa_psk(hf, tvb, tree, offset, length);
12691 | break;
12692 | case KEX_SRP_SHA0x20: /* RFC 5054; srp: ClientSRPPublic */
12693 | case KEX_SRP_SHA_DSS0x21:
12694 | case KEX_SRP_SHA_RSA0x22:
12695 | /* XXX: implement support for SRP_SHA* */
12696 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12697 | tvb, offset, length,
12698 | "SRP_SHA ciphersuites (RFC 5054) are not implemented, contact Wireshark"
12699 | " developers if you want them to be supported");
12700 | break;
12701 | case KEX_ECJPAKE0x24: /* https://tools.ietf.org/html/draft-cragie-tls-ecjpake-01 used in Thread Commissioning */
12702 | dissect_ssl3_hnd_cli_keyex_ecjpake(hf, tvb, tree, offset, length);
12703 | break;
12704 | case KEX_ECC_SM20x26: /* GB/T 38636 */
12705 | dissect_ssl3_hnd_cli_keyex_ecc_sm2(hf, tvb, tree, offset, length);
12706 | break;
12707 | default:
12708 | if (session->cipher == 0) {
12709 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12710 | tvb, offset, length,
12711 | "Cipher Suite not found");
12712 | } else {
12713 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12714 | tvb, offset, length,
12715 | "Cipher Suite 0x%04x is not implemented, "
12716 | "contact Wireshark developers if you want this to be supported",
12717 | session->cipher);
12718 | }
12719 | break;
12720 | }
12721 | }
12722 |
12723 | void
12724 | ssl_dissect_hnd_srv_keyex(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12725 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12726 | const SslSession *session)
12727 | {
12728 | switch (ssl_get_keyex_alg(session->cipher)) {
12729 | case KEX_DH_ANON0x13: /* RFC 5246; ServerDHParams */
12730 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset, offset_end, session->version, true1);
12731 | break;
12732 | case KEX_DH_DSS0x14: /* RFC 5246; not allowed */
12733 | case KEX_DH_RSA0x15:
12734 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_srv_keyex_illegal,
12735 | tvb, offset, offset_end - offset);
12736 | break;
12737 | case KEX_DHE_DSS0x10: /* RFC 5246; dhe_dss, dhe_rsa: ServerDHParams, Signature */
12738 | case KEX_DHE_RSA0x12:
12739 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset, offset_end, session->version, false0);
12740 | break;
12741 | case KEX_DHE_PSK0x11: /* RFC 4279; diffie_hellman_psk: psk_identity_hint, ServerDHParams */
12742 | dissect_ssl3_hnd_srv_keyex_dhe_psk(hf, tvb, pinfo, tree, offset, offset_end);
12743 | break;
12744 | case KEX_ECDH_ANON0x19: /* RFC 4492; ec_diffie_hellman: ServerECDHParams (without signature for anon) */
12745 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset, offset_end, session->version, true1);
12746 | break;
12747 | case KEX_ECDHE_PSK0x17: /* RFC 5489; psk_identity_hint, ServerECDHParams */
12748 | dissect_ssl3_hnd_srv_keyex_ecdh_psk(hf, tvb, pinfo, tree, offset, offset_end);
12749 | break;
12750 | case KEX_ECDH_ECDSA0x1a: /* RFC 4492; ec_diffie_hellman: ServerECDHParams, Signature */
12751 | case KEX_ECDH_RSA0x1b:
12752 | case KEX_ECDHE_ECDSA0x16:
12753 | case KEX_ECDHE_RSA0x18:
12754 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset, offset_end, session->version, false0);
12755 | break;
12756 | case KEX_KRB50x1c: /* RFC 2712; not allowed */
12757 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_srv_keyex_illegal,
12758 | tvb, offset, offset_end - offset);
12759 | break;
12760 | case KEX_PSK0x1d: /* RFC 4279; psk, rsa: psk_identity */
12761 | case KEX_RSA_PSK0x1f:
12762 | dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12763 | break;
12764 | case KEX_RSA0x1e: /* only allowed if the public key in the server certificate is longer than 512 bits */
12765 | dissect_ssl3_hnd_srv_keyex_rsa(hf, tvb, pinfo, tree, offset, offset_end, session->version);
12766 | break;
12767 | case KEX_ECC_SM20x26: /* GB/T 38636 */
12768 | dissect_ssl3_hnd_srv_keyex_ecc_sm2(hf, tvb, pinfo, tree, offset, offset_end, session->version);
12769 | break;
12770 | case KEX_SRP_SHA0x20: /* RFC 5054; srp: ServerSRPParams, Signature */
12771 | case KEX_SRP_SHA_DSS0x21:
12772 | case KEX_SRP_SHA_RSA0x22:
12773 | /* XXX: implement support for SRP_SHA* */
12774 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12775 | tvb, offset, offset_end - offset,
12776 | "SRP_SHA ciphersuites (RFC 5054) are not implemented, contact Wireshark"
12777 | " developers if you want them to be supported");
12778 | break;
12779 | case KEX_ECJPAKE0x24: /* https://tools.ietf.org/html/draft-cragie-tls-ecjpake-01 used in Thread Commissioning */
12780 | dissect_ssl3_hnd_srv_keyex_ecjpake(hf, tvb, tree, offset, offset_end);
12781 | break;
12782 | default:
12783 | if (session->cipher == 0) {
12784 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12785 | tvb, offset, offset_end - offset,
12786 | "Cipher Suite not found");
12787 | } else {
12788 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12789 | tvb, offset, offset_end - offset,
12790 | "Cipher Suite 0x%04x is not implemented, "
12791 | "contact Wireshark developers if you want this to be supported",
12792 | session->cipher);
12793 | }
12794 | break;
12795 | }
12796 | }
12797 | /* Client Key Exchange and Server Key Exchange handshake dissections. }}} */
12798 |
12799 | void
12800 | tls13_dissect_hnd_key_update(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12801 | proto_tree *tree, uint32_t offset)
12802 | {
12803 | /* RFC 8446 Section 4.6.3
12804 | * enum {
12805 | * update_not_requested(0), update_requested(1), (255)
12806 | * } KeyUpdateRequest;
12807 | *
12808 | * struct {
12809 | * KeyUpdateRequest request_update;
12810 | * } KeyUpdate;
12811 | */
12812 | proto_tree_add_item(tree, hf->hf.hs_key_update_request_update, tvb, offset, 1, ENC_NA0x00000000);
12813 | }
12814 |
12815 | void
12816 | ssl_common_register_ssl_alpn_dissector_table(const char *name,
12817 | const char *ui_name, const int proto)
12818 | {
12819 | ssl_alpn_dissector_table = register_dissector_table(name, ui_name,
12820 | proto, FT_STRING, STRING_CASE_SENSITIVE0);
12821 | register_dissector_table_alias(ssl_alpn_dissector_table, "ssl.handshake.extensions_alpn_str");
12822 | }
12823 |
12824 | void
12825 | ssl_common_register_dtls_alpn_dissector_table(const char *name,
12826 | const char *ui_name, const int proto)
12827 | {
12828 | dtls_alpn_dissector_table = register_dissector_table(name, ui_name,
12829 | proto, FT_STRING, STRING_CASE_SENSITIVE0);
12830 | register_dissector_table_alias(ssl_alpn_dissector_table, "dtls.handshake.extensions_alpn_str");
12831 | }
12832 |
12833 | void
12834 | ssl_common_register_options(module_t *module, ssl_common_options_t *options, bool_Bool is_dtls)
12835 | {
12836 | prefs_register_string_preference(module, "psk", "Pre-Shared Key",
12837 | "Pre-Shared Key as HEX string. Should be 0 to 16 bytes.",
12838 | &(options->psk));
12839 |
12840 | if (is_dtls) {
12841 | prefs_register_obsolete_preference(module, "keylog_file");
12842 | prefs_register_static_text_preference(module, "keylog_file_removed",
12843 | "The (Pre)-Master-Secret log filename preference can be configured in the TLS protocol preferences.",
12844 | "Use the TLS protocol preference to configure the keylog file for both DTLS and TLS.");
12845 | return;
12846 | }
12847 |
12848 | prefs_register_filename_preference(module, "keylog_file", "(Pre)-Master-Secret log filename",
12849 | "The name of a file which contains a list of \n"
12850 | "(pre-)master secrets in one of the following formats:\n"
12851 | "\n"
12852 | "RSA <EPMS> <PMS>\n"
12853 | "RSA Session-ID:<SSLID> Master-Key:<MS>\n"
12854 | "CLIENT_RANDOM <CRAND> <MS>\n"
12855 | "PMS_CLIENT_RANDOM <CRAND> <PMS>\n"
12856 | "\n"
12857 | "Where:\n"
12858 | "<EPMS> = First 8 bytes of the Encrypted PMS\n"
12859 | "<PMS> = The Pre-Master-Secret (PMS) used to derive the MS\n"
12860 | "<SSLID> = The SSL Session ID\n"
12861 | "<MS> = The Master-Secret (MS)\n"
12862 | "<CRAND> = The Client's random number from the ClientHello message\n"
12863 | "\n"
12864 | "(All fields are in hex notation)",
12865 | &(options->keylog_filename), false0);
12866 | }
12867 |
12868 | void
12869 | ssl_calculate_handshake_hash(SslDecryptSession *ssl_session, tvbuff_t *tvb, uint32_t offset, uint32_t length)
12870 | {
12871 | if (ssl_session && ssl_session->session.version != TLSV1DOT3_VERSION0x304 && !(ssl_session->state & SSL_MASTER_SECRET(1<<5))) {
12872 | uint32_t old_length = ssl_session->handshake_data.data_len;
12873 | ssl_debug_printf("Calculating hash with offset %d %d\n", offset, length);
12874 | if (tvb) {
12875 | if (tvb_bytes_exist(tvb, offset, length)) {
12876 | ssl_session->handshake_data.data = (unsigned char *)wmem_realloc(wmem_file_scope(), ssl_session->handshake_data.data, old_length + length);
12877 | tvb_memcpy(tvb, ssl_session->handshake_data.data + old_length, offset, length);
12878 | ssl_session->handshake_data.data_len += length;
12879 | }
12880 | } else {
12881 | /* DTLS calculates the hash as if each handshake message had been
12882 | * sent as a single fragment (RFC 6347, section 4.2.6) and passes
12883 | * in a null tvbuff to add 3 bytes for a zero fragment offset.
12884 | */
12885 | DISSECTOR_ASSERT_CMPINT(length, <, 4)((void) ((length < 4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion " "length" " " "<" " " "4" " (" "%" "l" "d" " " "<" " " "%" "l" "d" ")", "epan/dissectors/packet-tls-utils.c" , 12885, (int64_t)length, (int64_t)4))));
12886 | ssl_session->handshake_data.data = (unsigned char *)wmem_realloc(wmem_file_scope(), ssl_session->handshake_data.data, old_length + length);
12887 | memset(ssl_session->handshake_data.data + old_length, 0, length);
12888 | ssl_session->handshake_data.data_len += length;
12889 | }
12890 | }
12891 | }
12892 |
12893 |
12894 | /*
12895 | * Editor modelines - https://www.wireshark.org/tools/modelines.html
12896 | *
12897 | * Local variables:
12898 | * c-basic-offset: 4
12899 | * tab-width: 8
12900 | * indent-tabs-mode: nil
12901 | * End:
12902 | *
12903 | * vi: set shiftwidth=4 tabstop=8 expandtab:
12904 | * :indentSize=4:tabSize=8:noTabs=true:
12905 | */