Bulletins

Multiple vulnerabilities (also known as “NUCLEUS:13”) have be identified in the Nucleus RTOS (real-time operating system) and reported in the Siemens Security Advisory SSA-044112: https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf. The products listed below use affected versions of the Nucleus software and inherently contain these vulnerabilities. Siemens is preparing updates and recommends specific countermeasures for …

A vulnerability made public under the name SAD DNS affects Domain Name System resolvers due to a vulnerability in the Linux kernel when handling ICMP packets. The Siemens products which are affected are listed below. For more information please see https://www.saddns.net/. Siemens has released updates for several affected products and …

A denial of service vulnerability was identified in different types of Communication Processors. An attacker could exploit this vulnerability causing the device to become un-operational until the device is restarted. Siemens is preparing updates and recommends specific countermeasures for products where updates are not, or not yet available.

WIBU Systems published information about a denial-of-service vulnerability and an associated fix release version of CodeMeter Runtime, a product provided by WIBU Systems and used in several Siemens products for license management. The vulnerability is described in the section “Vulnerability Classification” below and got assigned the CVE ID CVE-2021-41057. Successful …

The latest updates for TIA Portal fix a vulnerability that could allow a local attacker to execute arbitrary code with SYSTEM privileges. Update: The previously provided fixes only correctly set the permissions on English Windows versions. Siemens is preparing updates and recommends specific countermeasures for products where updates are not, …

OpenSSL has published a security advisory [0] about a vulnerability in OpenSSL versions 1.1.1 < 1.1.1k, that allows an unauthenticated attacker to cause a Denial-of-Service (DoS) if a maliciously crafted renegotiation message is sent. Siemens has released updates for several affected products and recommends to update to the latest versions. …

On 2021-12-09, a vulnerability in Apache Log4j (a logging tool used in many Java-based applications) was disclosed, that could allow remote unauthenticated attackers to execute code on vulnerable systems. The vulnerability is tracked as CVE-2021-44228 and is also known as “Log4Shell”. Siemens is currently investigating to determine which products are …