Mediawiki 'thumb.php' Cross Site Scripting Vulnerability

Bugtraq ID:	71775
Class:	Input Validation Error
CVE:	CVE-2014-9475
Remote:	Yes
Local:	No
Published:	Dec 17 2014 12:00AM
Updated:	Jan 12 2015 12:03AM
Credit:	The vendor reported this issue.
Vulnerable:	Debian Linux 6.0 sparc Debian Linux 6.0 s/390 Debian Linux 6.0 powerpc Debian Linux 6.0 mips Debian Linux 6.0 ia-64 Debian Linux 6.0 ia-32 Debian Linux 6.0 arm Debian Linux 6.0 amd64
Not Vulnerable:

Mediawiki 'thumb.php' Cross Site Scripting Vulnerability

Mediawiki is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input.

An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.

Versions prior to Mediawiki 1.19.23, 1.22.15, 1.23.8 and 1.24.1 are vulnerable.

Mediawiki 'thumb.php' Cross Site Scripting Vulnerability

Attackers can exploit this issue by enticing an unsuspecting victim to follow a malicious URI.

Mediawiki 'thumb.php' Cross Site Scripting Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Mediawiki 'thumb.php' Cross Site Scripting Vulnerability

References:

• MediaWiki Homepage (MediaWiki)