Ubuntu 10.04 LTS / 11.04 / 11.10 / 12.04 LTS : quagga vulnerabilities (USN-1441-1)

Ubuntu Security Notice (C) 2012-2016 Canonical, Inc. / NASL script (C) 2012-2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

It was discovered that Quagga incorrectly handled Link State Update
messages with invalid lengths. A remote attacker could use this flaw
to cause Quagga to crash, resulting in a denial of service.
(CVE-2012-0249, CVE-2012-0250)

It was discovered that Quagga incorrectly handled messages with a
malformed Four-octet AS Number Capability. A remote attacker could use
this flaw to cause Quagga to crash, resulting in a denial of service.
(CVE-2012-0255).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected quagga package.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 59107 ()

Bugtraq ID: 52531

CVE ID: CVE-2012-0249
CVE-2012-0250
CVE-2012-0255