ICS-CERT has released an advisory on a Siemens TeleControl Server Basic vulnerability. Versions prior to V3.1 are affected. Successful exploitation of these vulnerabilities could allow for escalation of privileges to perform administrative actions. Siemens recommends that users install the latest version of TeleControl Server Basic. ICS-CERT also recommends a series of defensive measures to minimize the risk of exploitation of this vulnerability. ICS-CERT.