TYPO3 Yet another Google search Extension Cross Site Scripting Vulnerability

Bugtraq ID:	51851
Class:	Input Validation Error
CVE:	CVE-2012-1081
Remote:	Yes
Local:	No
Published:	Feb 02 2012 12:00AM
Updated:	Feb 16 2012 05:50PM
Credit:	Georg Ringer
Vulnerable:	Typo3 Yet another Google search 0.3.9
Not Vulnerable:	Typo3 Yet another Google search 0.3.10

TYPO3 Yet another Google search Extension Cross Site Scripting Vulnerability

Yet another Google search (ya_googlesearch) extension for TYPO3 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 HTML and script code in the browser of an unsuspecting user in the context of the affected site. This may let the attacker steal cookie-based authentication credentials and launch other attacks.

Yet another Google search versions 0.3.9 and prior are vulnerable.

TYPO3 Yet another Google search Extension Cross Site Scripting Vulnerability

Attackers can exploit this issue by enticing an unsuspecting victim into following a malicious URI.

TYPO3 Yet another Google search Extension Cross Site Scripting Vulnerability

Solution:
Vendor updates are available. Please see the references for more information.

TYPO3 Yet another Google search Extension Cross Site Scripting Vulnerability

References:

• TYPO3 Homepage (TYPO3)
  
• TYPO3 Security Bulletin TYPO3-EXT-SA-2012-001: Several vulnerabilities in third (TYPO3)
  
• Yet another Google search Homepage (TYPO3)