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CVE-2021-44694
MEDIUM
CVSS: 5.5
Published: 2022-12-13
Modified: 2026-06-17
Description
Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.
Affected Platforms
Siemens Simatic S7-1500 Software ControllerSiemens Simatic S7-1500 Cpu 1516-3 Dp FirmwareSiemens Simatic S7-1500 Cpu 1515F-2 PnSiemens Simatic S7-1200 Cpu 1212FcSiemens Simatic S7-1500 Cpu 1512C-1 FirmwareSiemens Siplus Tim 1531 Irc FirmwareSiemens Simatic S7-1500 Cpu 1511T-1 FirmwareSiemens Simatic S7-1500 Cpu Cpu 1513Prof-2 FirmwareSiemens Simatic S7-1500 Cpu Cpu 1513Prof-2Siemens Simatic S7-1500 Cpu 1516Pro-2
Weakness Type
CWE-1287, CWE-20