A vulnerability has been identified in SIMATIC Drive Controller family (All versions >= V2.9.2 < V2.9.4), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions >= V21.9 < V21.9.4), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions >= V4.5.0 < V4.5.2), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions >= V2.9.2 < V2.9.4), SIMATIC S7-1500 Software Controller (All versions >= V21.9 < V21.9.4), SIMATIC S7-PLCSIM Advanced (All versions >= V4.0 < V4.0 SP1), SIPLUS TIM 1531 IRC (All versions < V2.3.6), TIM 1531 IRC (All versions < V2.3.6). An unauthenticated attacker could cause a denial-of-service condition in a PLC when sending specially prepared packets over port 102/tcp. A restart of the affected device is needed to restore normal operations.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: siemens

Published: 2022-02-09T15:16:44

Updated: 2024-08-04T01:16:03.183Z

Reserved: 2021-07-21T00:00:00

Link: CVE-2021-37185

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-02-09T16:15:12.823

Modified: 2024-11-21T06:14:48.977

Link: CVE-2021-37185

cve-icon Redhat

No data.