SudBox Boutique 1.2 - 'login.php' Authentication Bypass

source: https://www.securityfocus.com/bid/7651/info

A vulnerability has been reported for SudBox Boutique. The problem occurs due to insufficient initialization of variables and may allow an unauthorized user to gain authenticate. Specifically, by making a malicious request to the login.php script it may be possible to authenticate as the administrative user.

http://www.example.org/admin/login.php?check=1&admin=1