A vulnerability has been identified in SIMATIC BATCH V9.1 (All versions), SIMATIC Information Server 2020 (All versions < V2020 SP2 Update 5), SIMATIC Information Server 2022 (All versions < V2022 SP1 Update 2), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC06), SIMATIC Process Historian 2020 (All versions < V2020 SP2 Update 5), SIMATIC Process Historian 2022 (All versions < V2022 SP1 Update 2), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 5), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 3), SIMATIC WinCC V7.4 (All versions), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 18), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products run their DB server with elevated privileges which could allow an authenticated attacker to execute arbitrary OS commands with administrative privileges.

In OPC Foundation Local Discovery Server (LDS) before 1.04.402.463, remote attackers can cause a denial of service (DoS) by sending carefully crafted messages that lead to Access of a Memory Location After the End of a Buffer.