Absolute Live Support .Net Cookie Authentication Bypass Vulnerability

Bugtraq ID:	32010
Class:	Access Validation Error
CVE:	CVE-2008-6864
Remote:	Yes
Local:	No
Published:	Oct 31 2008 12:00AM
Updated:	Apr 16 2015 05:52PM
Credit:	Hakxer
Vulnerable:	XIGLA SOFTWARE Absolute Live Support .NET 5.1
Not Vulnerable:

Absolute Live Support .Net Cookie Authentication Bypass Vulnerability

Absolute Live Support .Net 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 administrative access, which may aid in further attacks.

Absolute Live Support .Net 5.1 is vulnerable; other versions may also be affected.

Absolute Live Support .Net Cookie Authentication Bypass Vulnerability

Attackers may exploit this issue through a browser.

The following example code is available:

javascript:document.cookie="xlaALSDEMOadmin=userid=1&lvl=1&nick=admin&mywelcome=Hi, How may I help you";

Absolute Live Support .Net 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].

Absolute Live Support .Net Cookie Authentication Bypass Vulnerability

References:

• Absolute Live Support Homepage (Xigla Software)