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ssh-audit/test/docker/expected_results/openssh_5.6p1_test5.txt

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# general
(gen) banner: SSH-2.0-OpenSSH_5.6
(gen) software: OpenSSH 5.6
(gen) compatibility: OpenSSH 5.6-6.6, Dropbear SSH 0.53+ (some functionality from 0.52)
(gen) compression: enabled (zlib@openssh.com)
# security
(cve) CVE-2020-15778 -- (CVSSv2: 7.8) command injection via anomalous argument transfers
(cve) CVE-2018-15473 -- (CVSSv2: 5.3) enumerate usernames due to timing discrepancies
(cve) CVE-2017-15906 -- (CVSSv2: 5.3) readonly bypass via sftp
(cve) CVE-2016-20012 -- (CVSSv2: 5.3) enumerate usernames via challenge response
(cve) CVE-2016-3115 -- (CVSSv2: 5.5) bypass command restrictions via crafted X11 forwarding data
(cve) CVE-2016-1907 -- (CVSSv2: 5.0) cause DoS via crafted network traffic (out of bounds read)
(cve) CVE-2015-6564 -- (CVSSv2: 6.9) privilege escalation via leveraging sshd uid
(cve) CVE-2015-6563 -- (CVSSv2: 1.9) conduct impersonation attack
(cve) CVE-2014-2532 -- (CVSSv2: 5.8) bypass environment restrictions via specific string before wildcard
(cve) CVE-2014-1692 -- (CVSSv2: 7.5) cause DoS via triggering error condition (memory corruption)
(cve) CVE-2012-0814 -- (CVSSv2: 3.5) leak data via debug messages
(cve) CVE-2011-5000 -- (CVSSv2: 3.5) cause DoS via large value in certain length field (memory consumption)
(cve) CVE-2010-5107 -- (CVSSv2: 5.0) cause DoS via large number of connections (slot exhaustion)
(cve) CVE-2010-4755 -- (CVSSv2: 4.0) cause DoS via crafted glob expression (CPU and memory consumption)
(cve) CVE-2010-4478 -- (CVSSv2: 7.5) bypass authentication check via crafted values
# key exchange algorithms
(kex) diffie-hellman-group-exchange-sha256 (1024-bit) -- [fail] using small 1024-bit modulus
`- [info] available since OpenSSH 4.4
(kex) diffie-hellman-group-exchange-sha1 (1024-bit) -- [fail] using small 1024-bit modulus
`- [info] available since OpenSSH 2.3.0
(kex) diffie-hellman-group14-sha1 -- [fail] using broken SHA-1 hash algorithm
 `- [warn] 2048-bit modulus only provides 112-bits of symmetric strength
`- [info] available since OpenSSH 3.9, Dropbear SSH 0.53
(kex) diffie-hellman-group1-sha1 -- [fail] using small 1024-bit modulus
 `- [fail] vulnerable to the Logjam attack: https://en.wikipedia.org/wiki/Logjam_(computer_security)
 `- [fail] using broken SHA-1 hash algorithm
`- [info] available since OpenSSH 2.3.0, Dropbear SSH 0.28
`- [info] removed in OpenSSH 6.9: https://www.openssh.com/txt/release-6.9
# host-key algorithms
(key) ssh-rsa (3072-bit) -- [fail] using broken SHA-1 hash algorithm
`- [info] available since OpenSSH 2.5.0, Dropbear SSH 0.28
`- [info] deprecated in OpenSSH 8.8: https://www.openssh.com/txt/release-8.8
(key) ssh-rsa-cert-v01@openssh.com (3072-bit cert/3072-bit CA) -- [fail] using broken SHA-1 hash algorithm
`- [info] available since OpenSSH 5.6
`- [info] deprecated in OpenSSH 8.8: https://www.openssh.com/txt/release-8.8
# encryption algorithms (ciphers)
(enc) aes128-ctr -- [info] available since OpenSSH 3.7, Dropbear SSH 0.52
(enc) aes192-ctr -- [info] available since OpenSSH 3.7
(enc) aes256-ctr -- [info] available since OpenSSH 3.7, Dropbear SSH 0.52
(enc) arcfour256 -- [fail] using broken RC4 cipher
`- [info] available since OpenSSH 4.2
(enc) arcfour128 -- [fail] using broken RC4 cipher
`- [info] available since OpenSSH 4.2
(enc) aes128-cbc -- [warn] using weak cipher mode
`- [info] available since OpenSSH 2.3.0, Dropbear SSH 0.28
(enc) 3des-cbc -- [fail] using broken & deprecated 3DES cipher
 `- [warn] using weak cipher mode
 `- [warn] using small 64-bit block size
`- [info] available since OpenSSH 1.2.2, Dropbear SSH 0.28
(enc) blowfish-cbc -- [fail] using weak & deprecated Blowfish cipher
 `- [warn] using weak cipher mode
 `- [warn] using small 64-bit block size
`- [info] available since OpenSSH 1.2.2, Dropbear SSH 0.28
(enc) cast128-cbc -- [fail] using weak & deprecated CAST cipher
 `- [warn] using weak cipher mode
 `- [warn] using small 64-bit block size
`- [info] available since OpenSSH 2.1.0
(enc) aes192-cbc -- [warn] using weak cipher mode
`- [info] available since OpenSSH 2.3.0
(enc) aes256-cbc -- [warn] using weak cipher mode
`- [info] available since OpenSSH 2.3.0, Dropbear SSH 0.47
(enc) arcfour -- [fail] using broken RC4 cipher
`- [info] available since OpenSSH 2.1.0
(enc) rijndael-cbc@lysator.liu.se -- [fail] using deprecated & non-standardized Rijndael cipher
 `- [warn] using weak cipher mode
`- [info] available since OpenSSH 2.3.0
`- [info] disabled in OpenSSH 7.0: https://www.openssh.com/txt/release-7.0
# message authentication code algorithms
(mac) hmac-md5 -- [fail] using broken MD5 hash algorithm
 `- [warn] using encrypt-and-MAC mode
`- [info] available since OpenSSH 2.1.0, Dropbear SSH 0.28
(mac) hmac-sha1 -- [fail] using broken SHA-1 hash algorithm
 `- [warn] using encrypt-and-MAC mode
`- [info] available since OpenSSH 2.1.0, Dropbear SSH 0.28
(mac) umac-64@openssh.com -- [warn] using encrypt-and-MAC mode
 `- [warn] using small 64-bit tag size
`- [info] available since OpenSSH 4.7
(mac) hmac-ripemd160 -- [fail] using deprecated RIPEMD hash algorithm
 `- [warn] using encrypt-and-MAC mode
`- [info] available since OpenSSH 2.5.0
(mac) hmac-ripemd160@openssh.com -- [fail] using deprecated RIPEMD hash algorithm
 `- [warn] using encrypt-and-MAC mode
`- [info] available since OpenSSH 2.1.0
(mac) hmac-sha1-96 -- [fail] using broken SHA-1 hash algorithm
 `- [warn] using encrypt-and-MAC mode
`- [info] available since OpenSSH 2.5.0, Dropbear SSH 0.47
(mac) hmac-md5-96 -- [fail] using broken MD5 hash algorithm
 `- [warn] using encrypt-and-MAC mode
`- [info] available since OpenSSH 2.5.0
# fingerprints
(fin) ssh-rsa: SHA256:nsWtdJ9Z67Vrf7OsUzQov7esXhsWAfVppArGh25u244
# algorithm recommendations (for OpenSSH 5.6)
(rec) !diffie-hellman-group-exchange-sha256 -- kex algorithm to change (increase modulus size to 3072 bits or larger) 
(rec) -3des-cbc -- enc algorithm to remove 
(rec) -arcfour -- enc algorithm to remove 
(rec) -arcfour128 -- enc algorithm to remove 
(rec) -arcfour256 -- enc algorithm to remove 
(rec) -blowfish-cbc -- enc algorithm to remove 
(rec) -cast128-cbc -- enc algorithm to remove 
(rec) -diffie-hellman-group-exchange-sha1 -- kex algorithm to remove 
(rec) -diffie-hellman-group1-sha1 -- kex algorithm to remove 
(rec) -diffie-hellman-group14-sha1 -- kex algorithm to remove 
(rec) -hmac-md5 -- mac algorithm to remove 
(rec) -hmac-md5-96 -- mac algorithm to remove 
(rec) -hmac-ripemd160 -- mac algorithm to remove 
(rec) -hmac-ripemd160@openssh.com -- mac algorithm to remove 
(rec) -hmac-sha1 -- mac algorithm to remove 
(rec) -hmac-sha1-96 -- mac algorithm to remove 
(rec) -rijndael-cbc@lysator.liu.se -- enc algorithm to remove 
(rec) -ssh-rsa -- key algorithm to remove 
(rec) -ssh-rsa-cert-v01@openssh.com -- key algorithm to remove 
(rec) -aes128-cbc -- enc algorithm to remove 
(rec) -aes192-cbc -- enc algorithm to remove 
(rec) -aes256-cbc -- enc algorithm to remove 
(rec) -umac-64@openssh.com -- mac algorithm to remove 
# additional info
(nfo) For hardening guides on common OSes, please see: <https://www.ssh-audit.com/hardening_guides.html>
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