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Gentoo Linux Security Advisory 201206-09

Gentoo Linux Security Advisory 201206-09
Posted Jun 22, 2012
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201206-9 - Multiple vulnerabilities have been found in MediaWiki, the worst of which leading to remote execution of arbitrary code. Versions less than 1.18.2 are affected.

tags | advisory, remote, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2010-2787, CVE-2010-2788, CVE-2010-2789, CVE-2011-0003, CVE-2011-0047, CVE-2011-0537, CVE-2011-1579, CVE-2011-1580, CVE-2011-1766, CVE-2011-1766, CVE-2012-1578, CVE-2012-1579, CVE-2012-1580, CVE-2012-1581, CVE-2012-1582
SHA-256 | 2ae3bc72ec6a16c6837ec41edc36fb76dded93cd54de24920dc77b2d2a0cb4d6

Gentoo Linux Security Advisory 201206-09

Change Mirror Download
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Gentoo Linux Security Advisory GLSA 201206-09
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http://security.gentoo.org/
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Severity: High
Title: MediaWiki: Multiple vulnerabilites
Date: June 21, 2012
Bugs: #366685, #409513
ID: 201206-09

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Synopsis
========

Multiple vulnerabilities have been found in MediaWiki, the worst of
which leading to remote execution of arbitrary code.

Background
==========

The MediaWiki wiki web application as used on wikipedia.org.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 www-apps/mediawiki < 1.18.2 >= 1.18.2

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

Multiple vulnerabilities have been discovered in mediawiki. Please
review the CVE identifiers referenced below for details.

Impact
======

MediaWiki allows remote attackers to bypass authentication, to perform
imports from any wgImportSources wiki via a crafted POST request, to
conduct cross-site scripting (XSS) attacks or obtain sensitive
information, to inject arbitrary web script or HTML, to conduct
clickjacking attacks, to execute arbitrary PHP code, to inject
arbitrary web script or HTML, to bypass intended access restrictions
and to obtain sensitive information.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All MediaWiki users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-apps/mediawiki-1.18.2"

References
==========

[ 1 ] CVE-2010-2787
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-2787
[ 2 ] CVE-2010-2788
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-2788
[ 3 ] CVE-2010-2789
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-2789
[ 4 ] CVE-2011-0003
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0003
[ 5 ] CVE-2011-0047
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0047
[ 6 ] CVE-2011-0537
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0537
[ 7 ] CVE-2011-1579
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1579
[ 8 ] CVE-2011-1580
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1580
[ 9 ] CVE-2011-1766
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1766
[ 10 ] CVE-2011-1766
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1766
[ 11 ] CVE-2012-1578
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1578
[ 12 ] CVE-2012-1579
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1579
[ 13 ] CVE-2012-1580
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1580
[ 14 ] CVE-2012-1581
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1581
[ 15 ] CVE-2012-1582
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1582

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

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

http://security.gentoo.org/glsa/glsa-201206-09.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@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2012 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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