CVE-2012-5975

50Vexday Risk Score

Patch soon. It has a working public exploit.

ssvc Attendepss 36%

from disclosure to weapon0 days

Published on NVDDec 4

1st PoCDec 2

metasploitDec 1

exploitation probability

36%top 2% of all CVEs

observed exploitation

nono source reports it

3 public exploit(s)

The SSH USERAUTH CHANGE REQUEST feature in SSH Tectia Server 6.0.4 through 6.0.20, 6.1.0 through 6.1.12, 6.2.0 through 6.2.5, and 6.3.0 through 6.3.2 on UNIX and Linux, when old-style password authentication is enabled, allows remote attackers to bypass authentication via a crafted session involving entry of blank passwords, as demonstrated by a root login session from a modified OpenSSH client with an added input_userauth_passwd_changereq call in sshconnect2.c.

Affected products

n/a · n/a

public PoCs found — 3

cve_referencewww.exploit-db.com/exploits/23082/unverified exploitdbwww.exploit-db.com/exploits/23082unverified exploitdbwww.exploit-db.com/exploits/23156unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://archives.neohapsis.com/archives/fulldisclosure/2012-12/0013.html http://archives.neohapsis.com/archives/fulldisclosure/2012-12/0065.html https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/ssh/tectia_passwd_changereq.rb http://www.exploit-db.com/exploits/23082/