ESAFENET CDG MultiServerAjax.java connectLogout sql injection

A vulnerability was found in ESAFENET CDG 5 and classified as critical. Affected by this issue is the function connectLogout of the file /com/esafenet/servlet/ajax/MultiServerAjax.java. The manipulation of the argument servername leads to sql injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.