GLSA-201301-05 : bzip2: User-assisted execution of arbitrary code

This script is Copyright (C) 2013-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

The remote host is affected by the vulnerability described in GLSA-201301-05
(bzip2: User-assisted execution of arbitrary code)

An integer overflow vulnerability has been discovered in bzip2. Please
review the CVE identifier referenced below for details.

Impact :

A remote attacker could entice a user to open a specially crafted
compressed file using bzip2, possibly resulting in execution of arbitrary
code with the privileges of the process, or a Denial of Service
condition.

Workaround :

There is no known workaround at this time.

See also :

http://www.gentoo.org/security/en/glsa/glsa-201301-05.xml

Solution :

All bzip2 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=app-arch/bzip2-1.0.6'

Risk factor :

Medium / CVSS Base Score : 5.1
(CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 3.8
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: Gentoo Local Security Checks

Nessus Plugin ID: 63439 ()

Bugtraq ID: 43331

CVE ID: CVE-2010-0405