source: https://www.securityfocus.com/bid/7609/info
An SQL injection issue has been reported to affect OneOrZero Helpdesk. The error presents itself in a OneOrZero Helpdesk script that fails to sufficiently sanitize user-supplied input before including it in SQL queries.
Successful exploitation could result in compromise of the OneOrZero Helpdesk site integrity.
http://www.example.com/supporter/tupdate.php?groupid=change&sg=groupid,description=char(97,98,99,100)&id=10