Bulletins

SINEC NMS versions before V1.0.3 are affected by a vulnerability in the logback component (CVE-2021-42550) that could allow attackers with write access to the logback configuration file to execute arbitrary code on the system. Siemens has released an update for SINEC NMS and recommends to update to the latest version.

The networking component (Nucleus NET) in Nucleus Real-Time Operating System (RTOS) use Initial Sequence Numbers for TCP-Sessions that are predictable. 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 not available.

Siemens Teamcenter Visualization and JT2Go are affected by multiple file parsing vulnerabilities that could be triggered when the application reads malicious TIF, CGM or PDF files. If a user is tricked to open a malicious TIF, CGM or PDF file with the affected products, this could lead the application to …

The mobile server component of Siveillance Video 2022 R2 contains an authentication bypass vulnerability that could allow an unauthenticated remote attacker to access the application without a valid account. Siemens has released a hotfix for Siveillance Video 2022 R2 and recommends to apply the hotfix on all installations of the …

A vulnerability in the openSSL component (CVE-2022-0778, [0]) could allow an attacker to create a denial of service condition by providing specially crafted elliptic curve certificates to products that use a vulnerable version of openSSL. Siemens has released updates for several affected products and recommends to update to the latest …

Desigo CC and Cerberus DMS are based on SIMATIC WinCC OA and implement client-side only authentication for specific parts of their client-server communication. In this configuration, attackers could impersonate other users or exploit the client-server protocol without being authenticated, as documented for SIMATIC WinCC OA in SSA-111512 [1]. Siemens recommends …