From: Sune Kloppenborg Jeppesen (jaervoszgentoo.org)
Date: Sun Jan 30 2005 - 02:18:39 CST

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Gentoo Linux Security Advisory GLSA 200501-41
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                                            http://security.gentoo.org/
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  Severity: High
     Title: TikiWiki: Arbitrary command execution
      Date: January 30, 2005
      Bugs: #78944
        ID: 200501-41

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Synopsis
========

A bug in TikiWiki allows certain users to upload and execute malicious
PHP scripts.

Background
==========

TikiWiki is a web-based groupware and content management system (CMS),
using PHP, ADOdb and Smarty.

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

    -------------------------------------------------------------------
     Package / Vulnerable / Unaffected
    -------------------------------------------------------------------
  1 www-apps/tikiwiki < 1.8.5 >= 1.8.5

Description
===========

TikiWiki does not validate files uploaded to the "temp" directory.

Impact
======

A malicious user could run arbitrary commands on the server by
uploading and calling a PHP script.

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-1.8.5"

References
==========

  [ 1 ] TikiWiki Advisory
        http://tikiwiki.org/art102

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

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

  http://security.gentoo.org/glsa/glsa-200501-41.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
securitygentoo.org or alternatively, you may file a bug at
http://bugs.gentoo.org.

License
=======

Copyright 2005 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/2.0

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