Tr Forum 2.0 allows remote attackers to bypass authentication and add an administrative account via the login and password parameters to admin/insert_admin.php.
https://www.exploit-db.com/exploits/2297
https://exchange.xforce.ibmcloud.com/vulnerabilities/28754
http://www.vupen.com/english/advisories/2006/3452
http://www.securityfocus.com/archive/1/445079/100/0/threaded
http://securitytracker.com/id?1016788