Drupal OAuth Module Access Bypass Vulnerability

Bugtraq ID:	99479
Class:	Access Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Jul 05 2017 12:00AM
Updated:	Jul 05 2017 12:00AM
Credit:	Kevin Dutra.
Vulnerable:	Drupal OAuth 8.x-2.0
Not Vulnerable:	Drupal OAuth 8.x-2.1

Drupal OAuth Module Access Bypass Vulnerability

The OAuth module for Drupal is prone to an access-bypass vulnerability.

Successfully exploiting this issue may allow an attacker to bypass certain security restrictions and perform unauthorized actions.

OAuth 8.x-2.x versions prior to 8.x-2.1 are vulnerable.

Drupal OAuth Module Access Bypass Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Drupal OAuth Module Access Bypass Vulnerability

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

Drupal OAuth Module Access Bypass Vulnerability

References:

• Drupal Homepage (Drupal)
  
• DRUPAL-SA-CONTRIB-2017-056: OAuth - Critical - Access Bypass - SA-CONTRIB-2017-0 (Drupal)
  
• OAuth Homepage (OAuth)