Multiple SQL injection vulnerabilities in IP Reg 0.4 and earlier allow remote attackers to execute arbitrary SQL commands via the (1) location_id parameter to locationdel.php and (2) vlan_id parameter to it.php. NOTE: the vlanview.php and vlandel.php vectors are already covered by CVE-2007-6579.

More... (http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2008-4606)