Bulletins

Siemens SIMATIC S7-1200 PLCs, version 2 and higher, allow device management over TCP port 102 (ISO-TSAP) and retrieving status information over UDP port 161 (SNMP). It is possible to cause the device to go into defect mode by sending specially crafted packets to these ports. Siemens addresses these issues with …

A vulnerability in SIMATIC WinAC RTX (F) 2010 controller software could allow an attacker to perform a denial-of-service attack if a large HTTP request is sent to the network port of the host where WinAC RTX is running. Siemens has released SIMATIC WinAC RTX (F) 2010 incl. SP3 Update 1 …

The EN100 Ethernet communication modules are affected by security vulnerabilities which could allow an attacker to disclose information. Siemens has released updates for several affected products, is working on updates for the remaining affected products, and recommends specific countermeasures until fixes are available.

A vulnerability was identified in several SCALANCE X switches that could allow an attacker to feed information into a network via the mirror port with the monitor barrier feature enabled. The monitor barrier implementation in several SCALANCE X switches does allow traffic to be directed back into the mirroring network. …

A vulnerability has been identified in the OPC UA server of several industrial products. The vulnerability could cause a Denial-of-Service condition on the service or the device. Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing further updates and …

A vulnerability in the affected devices could allow an unauthorized attacker with network access to the webserver of an affected device to perform a denial-of-service attack. Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing further updates and recommends …