Bulletins

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”. On 2021-12-14 an additional denial of service vulnerability (CVE-2021-45046) …

Vulnerabilities in the third-party component strongSwan could allow an attacker to cause a denial of service (DoS) condition in affected devices by exploiting integer overflow bugs. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends countermeasures …

The latest updates for SIMATIC RF products fix a vulnerability that could allow an unauthorized attacker to crash the OPC UA service of the affected devices. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific …

SICAM A8000 CP-8050 and CP-8031 devices contain vulnerabilities that could allow an attacker to access files without authentication. Siemens has released updates for the affected products and recommends to update to the latest versions.

An attacker could achieve privilege escalation on the web server of certain devices configured by SIMATIC STEP 7 (TIA Portal) due to incorrect handling of the webserver’s user management configuration during downloading. This only affects the S7-1200 and S7-1500 CPUs’ (incl. related ET200 CPUs and SIPLUS variants) web server, when …

Various industry products are affected by a DHCP client vulnerability in Wind River VxWorks, that could allow an attacker to cause a heap-based buffer overflow. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are …