Bulletins

The License Management System (LMS), which is used by multiple Siemens' building automation products, includes a vulnerable version of Gemalto Sentinel LDK RTE. Gemalto Sentinel LDK RTE is affected by two vulnerabilities that could allow denial-of-service and a cross-site-scripting vulnerability. Siemens recommends updating the affected dongle driver.

The latest software update for SIMATIC PCS 7 fixes a vulnerability, which could allow an attacker to cause a Denial-of-Service (DoS) condition under certain circumstances.

Security researchers published information on vulnerabilities known as Spectre and Meltdown. These vulnerabilities affect many modern processors from different vendors to a varying degree. Several Industrial Products include affected processors and are affected by the vulnerabilities.

Siemens has released software updates for Siveillance VMS which fix a security vulnerability with the .NET Remoting deserialization that could allow elevation of privileges and/or causing a Denial-of-Service, if affected ports are exposed.

SIMATIC S7-400 CPUs are affected by a security vulnerability which could lead to a Denial-of-Service condition of the PLC if specially crafted packets are received and processed. The affected SIMATIC S7-400 CPU hardware versions are in the product cancellation phase or already phased-out. Siemens recommends customers either upgrading to a …

Several industrial products are affected by a vulnerability that could allow remote attackers to conduct a Denial-of-Service (DoS) attack by sending specially crafted packets to port 161/udp (SNMP). Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing further updates …

SIPROTEC 4 and SIPROTEC Compact devices could allow access authorization passwords to be reconstructed or overwritten via engineering mechanisms that involve DIGSI 4 and EN100 Ethernet communication modules. Siemens has released updates for several affected products, is working on updates for the remaining affected products, and recommends specific countermeasures until …