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[gentoo-announce] [ GLSA 201209-08 ] SquidClamav: Denial of Service

Posted on 25 September 2012
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201209-08
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http://security.gentoo.org/
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Severity: Normal
Title: SquidClamav: Denial of Service
Date: September 24, 2012
Bugs: #428778
ID: 201209-08

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Synopsis
========
A vulnerability in SquidClamav may result in Denial of Service.

Background
==========
SquidClamav is a HTTP anti-virus for Squid based on ClamAV and ICAP.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-proxy/squidclamav < 6.8 >= 6.8

Description
===========
SquidClamav does not properly escape URLs before passing them to the
system command call.

Impact
======
A remote attacker could send a specially crafted URL to SquidClamav,
possibly resulting in a Denial of Service condition.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All SquidClamav users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-proxy/squidclamav-6.8"

References
==========
[ 1 ] CVE-2012-3501
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3501
[ 2 ] SquidClamav News
http://squidclamav.darold.net/news.html

Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-201209-08.xml

Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======
Copyright 2012 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5


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