SSA-349422 V1.9 (Last Update: 2023-04-11): Denial of Service Vulnerability in Industrial Real-Time (IRT) Devices

A vulnerability in the affected products could allow an unauthorized attacker with network access to perform a denial-of-service attack resulting in loss of real-time synchronization.

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, or not yet available.

access attack attacker countermeasures denial of service devices industrial latest loss network network access products real service siemens ssa synchronization unauthorized update updates vulnerability