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Gentoo Linux Security Advisory GLSA 200710-21
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http://security.gentoo.org/
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Severity: High
Title: TikiWiki: Arbitrary command execution
Date: October 20, 2007
Bugs: #195503
ID: 200710-21
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Synopsis
========
Tikiwiki contains a command injection vulnerability which may allow
remote execution of arbitrary code.
Background
==========
TikiWiki is an open source content management system written in PHP.
Affected packages
=================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 www-apps/tikiwiki < 1.9.8.1 >= 1.9.8.1
Description
===========
ShAnKaR reported that input passed to the "f" array parameter in
tiki-graph_formula.php is not properly verified before being used to
execute PHP functions.
Impact
======
An attacker could execute arbitrary code with the rights of the user
running the web server by passing a specially crafted parameter string
to the tiki-graph_formula.php file.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All TikiWiki users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-apps/tikiwiki-1.9.8.1"
References
==========
[ 1 ] CVE-2007-5423
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5423
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200710-21.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 2007 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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