Bulletins

A vulnerability exists in affected products 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.

Intel has published information on vulnerabilities in Intel products in June 2021. This advisory lists the related Siemens Industrial products affected by these vulnerabilities that can be patched by applying the corresponding BIOS update. In this advisory we summarize: “2021.1 IPU – Intel® CSME, SPS and LMS Advisory” Intel-SA-00459, “2021.1 …

Several industrial products as listed below contain a local privilege escalation vulnerabilities that could allow authorized local users with administrative privileges to execute custom code with SYSTEM level privileges. Siemens has released updates for the affected products and recommends to update to the latest versions.

A Denial-of-Service vulnerability has been identified in SIMATIC PCS 7, SIMATIC WinCC, SIMATIC WinCC Runtime Professional and SIMATIC NET PC-Software. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are …

Multiple industrial products are affected by a vulnerability in the kernel known as TCP SACK PANIC. The vulnerability could allow a remote attacker to cause a denial of service condition. Siemens has released updates for several affected products and recommends to update to the new versions. Siemens is preparing further …

Various industrial products use the Discovery Service of the OPC UA protocol stack by the OPC foundation https://github.com/OPCFoundation/UA-.NETStandard and could therefore be affected by the remote resource consumption attacks (CVE-2017-12069).