[Full-Disclosure] [ GLSA 200412-27 ] PHProjekt: Remote code execution vulnerability

[Thierry Carrez]

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Gentoo Linux Security Advisory                           GLSA 200412-27
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                                            http://security.gentoo.org/
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  Severity: High
     Title: PHProjekt: Remote code execution vulnerability
      Date: December 30, 2004
      Bugs: #75858
        ID: 200412-27

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Synopsis
========

PHProjekt contains a vulnerability that allows a remote attacker to
execute arbitrary PHP code.

Background
==========

PHProjekt is a modular groupware web application used to coordinate
group activities and share files.

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

    -------------------------------------------------------------------
     Package             /  Vulnerable  /                   Unaffected
    -------------------------------------------------------------------
  1  www-apps/phprojekt      < 4.2-r2                        >= 4.2-r2

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

cYon discovered that the authform.inc.php script allows a remote user
to define the global variable $path_pre.

Impact
======

A remote attacker can exploit this vulnerability to force
authform.inc.php to download and execute arbitrary PHP code with the
privileges of the web server user.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All PHProjekt users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=www-apps/phprojekt-4.2-r2"

References
==========

  [ 1 ] PHProjekt Advisory

http://www.phprojekt.com/modules.php?op=modload&name=News&file=article&sid=193&mode=thread&order=0

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

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

  http://security.gentoo.org/glsa/glsa-200412-27.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 at 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/2.0

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