Drupal MultiBlock Module Cross Site Scripting Vulnerability

Bugtraq ID:	52800
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Mar 28 2012 12:00AM
Updated:	Mar 28 2012 12:00AM
Credit:	Justin Klein Keane
Vulnerable:	Drupal MultiBlock 7.x-1.x Drupal MultiBlock 6.X-1.X
Not Vulnerable:	Drupal MultiBlock 7.x-1.1 Drupal MultiBlock 6.X-1.4

Drupal MultiBlock Module Cross Site Scripting Vulnerability

MultiBlock module for Drupal 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 may allow the attacker to steal cookie-based authentication credentials and launch other attacks.

The following versions are affected:

MultiBlock 6.x-1.x versions prior to 6.x-1.4
MultiBlock 7.x-1.x versions prior to 7.x-1.1

Drupal MultiBlock Module Cross Site Scripting Vulnerability

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

Drupal MultiBlock Module Cross Site Scripting Vulnerability

Solution:
Updates are available. Please see the reference for more details.

Drupal MultiBlock Module Cross Site Scripting Vulnerability

References:

• Drupal Homepage (Drupal)
  
• MultiBlock Homepage (Drupal)
  
• SA-CONTRIB-2012-043 - MultiBlock - Cross Site Scripting (Drupal)