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Gentoo Linux Security Advisory                           GLSA 200501-41
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                                            https://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
        https://tiki.org/art102

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

  https://security.gentoo.org/glsa/200501-41

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
https://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.

https://creativecommons.org/licenses/by-sa/2.0/