A vulnerability has been identified in SIMATIC Drive Controller family (All versions >= V2.9.2 < V2.9.4), SIMATIC ET 200SP Open Controller C

Summary

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.

Timeline

1. Feb 9, 2022, 3:16 PM UTCCVE published
2. Apr 18, 2025, 3:12 PM UTCCISA SSVC assessment

   Exploitation: none · Automatable: yes · Technical impact: partial

3. Apr 18, 2025, 6:33 PM UTCRecord last updated

Affected versions

• Siemens SIMATIC Drive Controller family

  All versions >= V2.9.2 < V2.9.4

• Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants)

  All versions >= V21.9 < V21.9.4

• Siemens SIMATIC S7-1200 CPU family (incl. SIPLUS variants)

  All versions >= V4.5.0 < V4.5.2

• Siemens SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)

  All versions >= V2.9.2 < V2.9.4

• Siemens SIMATIC S7-1500 Software Controller

  All versions >= V21.9 < V21.9.4

• Siemens SIMATIC S7-PLCSIM Advanced

  All versions >= V4.0 < V4.0 SP1

• Siemens SIPLUS TIM 1531 IRC

  All versions < V2.3.6

• Siemens TIM 1531 IRC

  All versions < V2.3.6

References 1