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.
References
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: siemens

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

Updated: 2023-04-11T09:01:53.394Z

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


Link: CVE-2021-37185

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cve-icon NVD Information

Status : Modified

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

Modified: 2023-04-11T10:15:09.550


Link: CVE-2021-37185

JSON object: View

cve-icon Redhat Information

No data.