PHPJabbers Post Comments Cookie Authentication Bypass Vulnerability

Bugtraq ID:	31467
Class:	Access Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Sep 29 2008 12:00AM
Updated:	Sep 30 2008 05:59PM
Credit:	Crackers_Child
Vulnerable:	PHPJabbers Post Comments 3.0
Not Vulnerable:

PHPJabbers Post Comments Cookie Authentication Bypass Vulnerability

PHPJabbers Post Comments is prone to an authentication-bypass vulnerability because it fails to adequately verify user-supplied input used for cookie-based authentication.

An attacker can exploit this vulnerability to gain administrative access to the affected application; other attacks are also possible.

PHPJabbers Post Comments 3.0 is vulnerable; other versions may also be affected.

PHPJabbers Post Comments Cookie Authentication Bypass Vulnerability

Attackers may exploit this issue through a browser.

The following example code is available:

javascript:document.cookie = "PostCommentsAdmin=logged; path=/

PHPJabbers Post Comments Cookie Authentication Bypass Vulnerability

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

PHPJabbers Post Comments Cookie Authentication Bypass Vulnerability

References:

• Vendor Homepage (PHPJabbers)