– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 201502-04
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
http://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: High
Title: MediaWiki: Multiple vulnerabilities
Date: February 07, 2015
Bugs: #498064, #499632, #503012, #506018, #515138, #518608,
#523852, #524364, #532920
ID: 201502-04

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Synopsis
========

Multiple vulnerabilities have been found in MediaWiki, the worst of
which may allow remote attackers to execute arbitrary code.

Background
==========

MediaWiki is a collaborative editing software used by large projects
such as Wikipedia.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 www-apps/mediawiki < 1.23.8 >= 1.23.8
*>= 1.22.15
*>= 1.19.23

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

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

Impact
======

A remote attacker may be able to execute arbitrary code with the
privileges of the process, create a Denial of Service condition, obtain
sensitive information, bypass security restrictions, and inject
arbitrary web script or HTML.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All MediaWiki 1.23 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=www-apps/mediawiki-1.23.8”

All MediaWiki 1.22 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=www-apps/mediawiki-1.22.15”

All MediaWiki 1.19 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=www-apps/mediawiki-1.19.23”

References
==========

[ 1 ] CVE-2013-6451
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6451
[ 2 ] CVE-2013-6452
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6452
[ 3 ] CVE-2013-6453
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6453
[ 4 ] CVE-2013-6454
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6454
[ 5 ] CVE-2013-6472
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6472
[ 6 ] CVE-2014-1610
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1610
[ 7 ] CVE-2014-2242
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2242
[ 8 ] CVE-2014-2243
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2243
[ 9 ] CVE-2014-2244
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2244
[ 10 ] CVE-2014-2665
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2665
[ 11 ] CVE-2014-2853
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2853
[ 12 ] CVE-2014-5241
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-5241
[ 13 ] CVE-2014-5242
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-5242
[ 14 ] CVE-2014-5243
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-5243
[ 15 ] CVE-2014-7199
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7199
[ 16 ] CVE-2014-7295
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7295
[ 17 ] CVE-2014-9276
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9276
[ 18 ] CVE-2014-9277
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9277
[ 19 ] CVE-2014-9475
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9475
[ 20 ] CVE-2014-9476
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9476
[ 21 ] CVE-2014-9477
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9477
[ 22 ] CVE-2014-9478
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9478
[ 23 ] CVE-2014-9479
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9479
[ 24 ] CVE-2014-9480
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9480
[ 25 ] CVE-2014-9481
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9481
[ 26 ] CVE-2014-9487
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9487
[ 27 ] CVE-2014-9507
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9507
[ 28 ] MediaWiki Security and Maintenance Releases: 1.19.17, 1.21.11,
1.22.8 and 1.23.1

https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-June/000155.html

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

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

http://security.gentoo.org/glsa/glsa-201502-04.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 2015 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

—–BEGIN PGP SIGNATURE—–

iQEcBAEBCgAGBQJU1ktuAAoJEP7VAChXwav6eI0IAJPn4WPCS8qUQD6Ba/SSjGUq
GU3yWJeaxC/sCDJgrQSxcLLMY7owE29/E0aNCzHN1a+EUft5wZf21I/iSLXoZb++
0pQHgQVUJV3r4nwXc5LEsOPUfQLu0Qx2NuXFtf2n6ghBNKFeYthBUr3OdSTx06YO
c0UUGXhApuDmg/AjtqAnJF+56SxWM2/6leCE/VHrYmz3mUwCBDf+u4UwBEbR3ZrN
avCXQGtgPoDMFc8YTGveyYbB3/cEWLYb6r7gTG+jzYl3YZTdZZaFJUJu++UxBlYk
E5fr2jOXcg3KG1ci1W+ac2XAuYJBU2SyZuw+CRsSW7ooAB5HbybWh9d2cOa108c=
=oHWb
—–END PGP SIGNATURE—–