Ubuntu 11.10 : dovecot vulnerability (USN-1295-1)

Ubuntu Security Notice (C) 2011-2013 Canonical, Inc. / NASL script (C) 2011-2013 Tenable Network Security, Inc.


Synopsis :

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

Description :

It was discovered that Dovecot incorrectly validated certificate
hostnames when being used as a POP3 and IMAP proxy. If a remote
attacker were able to perform a man-in-the-middle attack, this flaw
could be exploited to view sensitive information.

Solution :

Update the affected dovecot-common 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 : 4.8
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 57059 ()

Bugtraq ID: 50709

CVE ID: CVE-2011-4318