Multiple SQL injection vulnerabilities in index.php in PHP Support Tickets 2.0 allow remote attackers to execute arbitrary SQL commands via the (1) username and (2) password fields, and (3) id parameter.
http://www.vupen.com/english/advisories/2005/2928
http://www.securityfocus.com/bid/15853
http://www.nii.co.in/vuln/PHPSupportTickets.html