Bulletins

Siemens low & high voltage power meters are affected by multiple security vulnerabilities due to the underlying Wind River VxWorks network stack. This stack is affected by eleven vulnerabilities known as the "URGENT/11". The vulnerability could allow an attacker to execute a variety of exploits for the purpose of Denial-of-Service …

A Denial-of-Service vulnerability was found in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC software when encrypted communication is enabled. The vulnerability could allow an attacker with network access to cause a Denial-of-Service condition under certain circumstances (versions prior to SIMATIC WinCC V7.3 or SIMATIC PCS 7 V8.1 are …

The SIPROTEC 5 relays and their corresponding engineering software DIGSI 5 are affected by two security vulnerabilities which could allow an attacker to upload or download files to the device or to conduct a Denial-of-Service attack over the network. Siemens has released updates for some affected products, is working on …

The latest updates for the affected products fix a vulnerability that could allow remote attackers to affect the availability of the devices under certain conditions. The underlying TCP stack can be forced to make very computation expensive calls for every incoming packet which can lead to a Denial-of-Service. Siemens has …

The latest updates for TIA Portal fix a vulnerability that could allow a local attacker to execute arbitrary code with SYSTEM privileges. Siemens has released updates for TIA Portal V15 and V16, and is working on updates for TIA Portal V14. Siemens recommends specific countermeasures as there are currently no …