Drupal Services Module Session ID Authentication Security Bypass Vulnerability

Bugtraq ID:	40131
Class:	Access Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	May 12 2010 12:00AM
Updated:	May 12 2010 12:00AM
Credit:	Edsko de Vries and Greg Dunlap
Vulnerable:	Drupal Services 6.x-2.0
Not Vulnerable:	Drupal Services 6.x-2.1

Drupal Services Module Session ID Authentication Security Bypass Vulnerability

The Services module for Drupal is prone to a security-bypass vulnerability that may allow attackers to perform actions without proper authorization.

Attackers can exploit this issue to bypass security restrictions to obtain sensitive information or perform unauthorized actions; this may aid in launching further attacks.

Versions prior to Services 6.x-2.1 are vulnerable.

Drupal Services Module Session ID Authentication Security Bypass Vulnerability

Attackers can exploit this issue through a browser.

Drupal Services Module Session ID Authentication Security Bypass Vulnerability

Solution:
Updates are available; please see the references for more information.


Drupal Services 6.x-2.0

• Drupal services-6.x-2.1.tar.gz
  http://ftp.drupal.org/files/projects/services-6.x-2.1.tar.gz

Drupal Services Module Session ID Authentication Security Bypass Vulnerability

References:

• Drupal Language Switcher Dropdown Homepage (Drupal)
  
• SA-CONTRIB-2010-047: Services - Access Bypass (Drupal)
  
• Services Homepage (Drupal)