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Gentoo Linux Security Advisory GLSA 200506-21
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https://security.gentoo.org/
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Severity: Normal
Title: Trac: File upload vulnerability
Date: June 22, 2005
Bugs: #96572
ID: 200506-21
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Synopsis
=======
Trac may allow remote attackers to upload files, possibly leading to
the execution of arbitrary code.
Background
=========
Trac is a minimalistic web-based project management, wiki and bug
tracking system including a Subversion interface.
Affected packages
================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 www-apps/trac < 0.8.4 >= 0.8.4
Description
==========
Stefan Esser of the Hardened-PHP project discovered that Trac fails to
validate the "id" parameter when uploading attachments to the wiki or
the bug tracking system.
Impact
=====
A remote attacker could exploit the vulnerability to upload arbitrary
files to a directory where the webserver has write access to, possibly
leading to the execution of arbitrary code.
Workaround
=========
There is no known workaround at this time.
Resolution
=========
All Trac users should upgrade to the latest available version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-apps/trac-0.8.4"
References
=========
[ 1 ] Hardened PHP Advisory 012005
http://www.hardened-php.net
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/200506-21
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/