Ubuntu 12.04 LTS / 12.10 / 13.10 : openssh vulnerability (USN-2164-1)

Ubuntu Security Notice (C) 2014 Canonical, Inc. / NASL script (C) 2014 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

Matthew Vernon discovered that OpenSSH did not correctly check SSHFP
DNS records if a server presented an unacceptable host certificate. A
malicious server could use this issue to disable SSHFP checking.

Solution :

Update the affected openssh-client package.

Risk factor :

Medium / CVSS Base Score : 5.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N)
CVSS Temporal Score : 5.0
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 73401 ()

Bugtraq ID: 66459

CVE ID: CVE-2014-2653