Ubuntu 12.04 LTS / 12.10 / 13.04 : python2.7 vulnerabilities (USN-1983-1)

Ubuntu Security Notice (C) 2013 Canonical, Inc. / NASL script (C) 2013-2014 Tenable Network Security, Inc.

Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

Florian Weimer discovered that Python incorrectly handled matching
multiple wildcards in ssl certificate hostnames. An attacker could
exploit this to cause Python to consume resources, resulting in a
denial of service. This issue only affected Ubuntu 13.04.

Ryan Sleevi discovered that Python did not properly handle
certificates with NULL characters in the Subject Alternative Name
field. An attacker could exploit this to perform a man in the middle
attack to view sensitive information or alter encrypted
communications. (CVE-2013-4238).

Solution :

Update the affected python2.7 and / or python2.7-minimal packages.

Risk factor :

Medium / CVSS Base Score : 4.3
CVSS Temporal Score : 3.7
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 70267 ()

Bugtraq ID: 59877

CVE ID: CVE-2013-2099