A vulnerability, which was classified as critical, has been found in Netentsec NS-ASG Application Security Gateway 6.3. This issue affects some unknown processing of the file /admin/singlelogin.php. The manipulation of the argument loginId leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-257285 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.