From: Sune Kloppenborg Jeppesen <jaervosz@gentoo.org.>
To: gentoo-announce@gentoo.org
Subject: [ GLSA 200608-18 ] Net::Server: Format string vulnerability
Date: Thu, 10 Aug 2006 21:50:55 +0200
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Organization: Gentoo Linux Security Team
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Gentoo Linux Security Advisory GLSA 200608-18
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http://security.gentoo.org/
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Severity: Normal
Title: Net::Server: Format string vulnerability
Date: August 10, 2006
Bugs: #142386
ID: 200608-18
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Synopsis
========
A format string vulnerability has been reported in Net::Server which
can be exploited to cause a Denial of Service.
Background
==========
Net::Server is an extensible, generic Perl server engine. It is used by
several Perl applications like Postgrey.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-perl/net-server < 0.88 >= 0.88
Description
===========
The log function of Net::Server does not handle format string
specifiers properly before they are sent to syslog.
Impact
======
By sending a specially crafted datastream to an application using
Net::Server, an attacker could cause a Denial of Service.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Net::Server should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-perl/net-server-0.88"
References
==========
[ 1 ] CVE-2005-1127
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-1127
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200608-18.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
http://bugs.gentoo.org.
License
=======
Copyright 2006 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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