A vulnerability was found in Raisecom MSG1200, MSG2100E, MSG2200 and MSG2300 3.90. It has been classified as critical. This affects the function sslvpn_config_mod of the file /vpn/list_service_manage.php of the component Web Interface. The manipulation of the argument template/stylenum leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-273561 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.