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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
-------------------------------------------------------------------
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@xxxxxxxxxx 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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