elie/ssh-audit
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Added two new key exchanges: mlkem768x25519-sha256, sntrup761x25519-sha512.

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Joe Testa 2024-09-19 17:40:49 -04:00
parent 4621d52223
commit d7398baad7
2 changed files with 7 additions and 2 deletions
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1
README.md
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@ -222,6 +222,7 @@ For convenience, a web front-end on top of the command-line tool is available at
- Fixed host key tests from only reporting a key type at most once despite multiple hosts supporting it; credit [Daniel Lenski](https://github.com/dlenskiSB).
- Fixed DHEat connection rate testing on MacOS X and BSD platforms; credit [Drew Noel](https://github.com/drewmnoel) and [Michael Osipov](https://github.com/michael-o).
- Added 1 new cipher: `grasshopper-ctr128`.
- Added 2 new key exchanges: `mlkem768x25519-sha256`, `sntrup761x25519-sha512`.
### v3.2.0 (2024-04-22)
- Added implementation of the DHEat denial-of-service attack (see `--dheat` option; [CVE-2002-20001](https://nvd.nist.gov/vuln/detail/CVE-2002-20001)).

8
src/ssh_audit/ssh2_kexdb.py
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@ -64,11 +64,13 @@ class SSH2_KexDB: # pylint: disable=too-few-public-methods
INFO_DEFAULT_OPENSSH_CIPHER = 'default cipher since OpenSSH 6.9'
INFO_DEFAULT_OPENSSH_KEX_65_TO_73 = 'default key exchange from OpenSSH 6.5 to 7.3'
INFO_DEFAULT_OPENSSH_KEX_74_TO_89 = 'default key exchange from OpenSSH 7.4 to 8.9'
INFO_DEFAULT_OPENSSH_KEX_90 = 'default key exchange since OpenSSH 9.0'
INFO_DEFAULT_OPENSSH_KEX_90_TO_98 = 'default key exchange from OpenSSH 9.0 to 9.8'
INFO_DEFAULT_OPENSSH_KEX_99 = 'default key exchange since OpenSSH 9.9'
INFO_DEPRECATED_IN_OPENSSH88 = 'deprecated in OpenSSH 8.8: https://www.openssh.com/txt/release-8.8'
INFO_DISABLED_IN_DBEAR67 = 'disabled in Dropbear SSH 2015.67'
INFO_DISABLED_IN_OPENSSH70 = 'disabled in OpenSSH 7.0: https://www.openssh.com/txt/release-7.0'
INFO_NEVER_IMPLEMENTED_IN_OPENSSH = 'despite the @openssh.com tag, this was never implemented in OpenSSH'
INFO_HYBRID_PQ_X25519_KEX = 'hybrid key exchange based on post-quantum resistant algorithm and proven conventional X25519 algorithm'
INFO_REMOVED_IN_OPENSSH61 = 'removed since OpenSSH 6.1, removed from specification'
INFO_REMOVED_IN_OPENSSH69 = 'removed in OpenSSH 6.9: https://www.openssh.com/txt/release-6.9'
INFO_REMOVED_IN_OPENSSH70 = 'removed in OpenSSH 7.0: https://www.openssh.com/txt/release-7.0'
@ -189,11 +191,13 @@ class SSH2_KexDB: # pylint: disable=too-few-public-methods
'kexguess2@matt.ucc.asn.au': [['d2013.57']],
'm383-sha384@libassh.org': [[], [FAIL_UNPROVEN]],
'm511-sha512@libassh.org': [[], [FAIL_UNPROVEN]],
'mlkem768x25519-sha256': [['9.9'], [], [], [INFO_HYBRID_PQ_X25519_KEX]],
'rsa1024-sha1': [[], [FAIL_1024BIT_MODULUS, FAIL_SHA1]],
'rsa2048-sha256': [[], [], [WARN_2048BIT_MODULUS]],
'sm2kep-sha2-nistp256': [[], [FAIL_NSA_BACKDOORED_CURVE, FAIL_UNTRUSTED]],
'sntrup4591761x25519-sha512@tinyssh.org': [['8.0', '8.4'], [], [WARN_EXPERIMENTAL], [INFO_WITHDRAWN_PQ_ALG]],
'sntrup761x25519-sha512@openssh.com': [['8.5'], [], [], [INFO_DEFAULT_OPENSSH_KEX_90]],
'sntrup761x25519-sha512': [['9.9'], [], [], [INFO_DEFAULT_OPENSSH_KEX_99, INFO_HYBRID_PQ_X25519_KEX]],
'sntrup761x25519-sha512@openssh.com': [['8.5'], [], [], [INFO_DEFAULT_OPENSSH_KEX_90_TO_98, INFO_HYBRID_PQ_X25519_KEX]],
'x25519-kyber-512r3-sha256-d00@amazon.com': [[]],
'x25519-kyber512-sha512@aws.amazon.com': [[]],
},