Bulletins

S7-300/S7-400 and S7-1200 CPU families are affected by a vulnerability that could allow remote attackers to perform a Denial-of-Service attack by sending a specially crafted HTTP request to the web server of an affected device. Siemens has released updates for several affected products, is working on updates for the remaining …

Intel has published information on vulnerabilities in Intel products in November 2019. In this advisory Siemens only explicitly mentions the vulnerabilities from the "Intel® CPU Security Advisory" and one vulnerability from "Intel® CSME, Intel® SPS, Intel® TXE, Intel® AMT, Intel® PTT and Intel® DAL Advisory" and lists the Siemens IPC …

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 …

For the convenience of the customer, a Certificate Authority (CA) for HTTPS connections is installed on the Siemens SIMATIC S7-1200 PLC. The user has the option to trust this CA which if selected installs the certificate into the browser’s certificate store. Once the user completes this step, the browser will …

Siemens has released a firmware update for the SIMATIC S7-1500 CPU family which fixes two vulnerabilities. The more severe of these vulnerabilities could allow attackers to cause a Denial-of-Service under certain conditions.

Security researchers published information on vulnerabilities known as Foreshadow and L1 Terminal Fault (L1TF). These vulnerabilities affect many modern processors from different vendors to a varying degree. Several Siemens Industrial Products contain processors that are affected by the vulnerabilities.

Security researchers published information on vulnerabilities known as Spectre-NG (Variants 3a and 4). 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.