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Add support for Sun_SSH (on Solaris). Add 'gss-group1-sha1-toWM5Slw5Ew8Mqkay+al2g==' key exchange.

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This commit is contained in:
Joe Testa 2019-09-19 20:08:10 -04:00
parent 0df63c20ac
commit bbf6204ce1
1 changed files with 7 additions and 1 deletions
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8
ssh-audit.py
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@ -318,6 +318,7 @@ class SSH2(object): # pylint: disable=too-few-public-methods
# Format: 'algorithm_name': [['version_first_appeared_in'], [reason_for_failure1, reason_for_failure2, ...], [warning1, warning2, ...]]
'kex': {
'diffie-hellman-group1-sha1': [['2.3.0,d0.28,l10.2', '6.6', '6.9'], [FAIL_OPENSSH67_UNSAFE, FAIL_OPENSSH70_LOGJAM], [WARN_MODULUS_SIZE, WARN_HASH_WEAK]],
'gss-group1-sha1-toWM5Slw5Ew8Mqkay+al2g==': [[], [FAIL_OPENSSH67_UNSAFE, FAIL_OPENSSH70_LOGJAM], [WARN_MODULUS_SIZE, WARN_HASH_WEAK]],
'diffie-hellman-group14-sha1': [['3.9,d0.53,l10.6.0'], [], [WARN_HASH_WEAK]],
'diffie-hellman-group14-sha256': [['7.3,d2016.73']],
'diffie-hellman-group15-sha256': [[]],
@ -1194,6 +1195,7 @@ class SSH(object): # pylint: disable=too-few-public-methods
class Protocol(object): # pylint: disable=too-few-public-methods
# pylint: disable=bad-whitespace
SMSG_PUBLIC_KEY = 2
MSG_DEBUG = 4
MSG_KEXINIT = 20
MSG_NEWKEYS = 21
MSG_KEXDH_INIT = 30
@ -2518,10 +2520,14 @@ class KexGroupExchange(KexDH):
s.send_packet()
packet_type, payload = s.read_packet(2)
if packet_type != SSH.Protocol.MSG_KEXDH_GEX_GROUP:
if (packet_type != SSH.Protocol.MSG_KEXDH_GEX_GROUP) and (packet_type != SSH.Protocol.MSG_DEBUG):
# TODO: replace with a better exception type.
raise Exception('Expected MSG_KEXDH_GEX_REPLY (%d), but got %d instead.' % (SSH.Protocol.MSG_KEXDH_GEX_REPLY, packet_type))
# Skip any & all MSG_DEBUG messages.
while packet_type == SSH.Protocol.MSG_DEBUG:
packet_type, payload = s.read_packet(2)
# Parse the modulus (p) and generator (g) values from the server.
ptr = 0
p_len = struct.unpack('>I', payload[ptr:ptr + 4])[0]