GLSA 200411-02: Cherokee: Format string vulnerability
Posted on: 11/01/2004 05:52 PM

A Cherokee update is available for Gentoo Linux

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Gentoo Linux Security Advisory GLSA 200411-02
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http://security.gentoo.org/
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Severity: High
Title: Cherokee: Format string vulnerability
Date: November 01, 2004
Bugs: #67667
ID: 200411-02

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Synopsis
=======

Cherokee contains a format string vulnerability that could lead to denial of service or the execution of arbitary code.

Background
=========

Cherokee is an extra-light web server.

Affected packages
================

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Package / Vulnerable / Unaffected
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1 www-servers/cherokee <= 0.4.17 >= 0.4.17.1

Description
==========

Florian Schilhabel from the Gentoo Linux Security Audit Team found a format string vulnerability in the cherokee_logger_ncsa_write_string() function.

Impact
=====

Using a specially crafted URL when authenticating via auth_pam, a malicious user may be able to crash the server or execute arbitrary code on the target machine with permissions of the user running Cherokee.

Workaround
=========

There is no known workaround at this time.

Resolution
=========

All Cherokee users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-servers/cherokee-0.4.17.1"

Availability
===========

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

http://security.gentoo.org/glsa/glsa-200411-02.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 2004 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/1.0


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