CVE-2022-43716

Summary

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (6GK7242-7KX31-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 (6GK7243-1BX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE EU (6GK7243-7KX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE US (6GK7243-7SX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1542SP-1 (6GK7542-6UX00-0XE0) (All versions < V2.3), SIMATIC CP 1542SP-1 IRC (6GK7542-6VX00-0XE0) (All versions < V2.3), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0) (All versions < V2.3), SIMATIC CP 443-1 (6GK7443-1EX30-0XE0) (All versions < V3.3), SIMATIC CP 443-1 (6GK7443-1EX30-0XE1) (All versions < V3.3), SIMATIC CP 443-1 Advanced (6GK7443-1GX30-0XE0) (All versions < V3.3), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (6AG2542-6VX00-4XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC (6AG1543-6WX00-7XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (6AG2543-6WX00-4XE0) (All versions < V2.3), SIPLUS NET CP 1242-7 V2 (6AG1242-7KX31-7XE0) (All versions < V3.4.29), SIPLUS NET CP 443-1 (6AG1443-1EX30-4XE0) (All versions < V3.3), SIPLUS NET CP 443-1 Advanced (6AG1443-1GX30-4XE0) (All versions < V3.3), SIPLUS S7-1200 CP 1243-1 (6AG1243-1BX30-2AX0) (All versions < V3.4.29), SIPLUS S7-1200 CP 1243-1 RAIL (6AG2243-1BX30-1XE0) (All versions < V3.4.29), SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.3.6), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.3.6). The webserver of the affected products contains a vulnerability that may lead to a denial of service condition. An attacker may cause a denial of service situation which leads to a restart of the webserver of the affected product.

Affected Software

VendorProductVersion RangeStatus
SiemensSIMATIC CP 1242-7 V20 < V3.4.29affected
SiemensSIMATIC CP 1243-10 < V3.4.29affected
SiemensSIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants)0 < V3.4.29affected
SiemensSIMATIC CP 1243-1 IEC (incl. SIPLUS variants)0 < V3.4.29affected
SiemensSIMATIC CP 1243-7 LTE EU0 < V3.4.29affected
SiemensSIMATIC CP 1243-7 LTE US0 < V3.4.29affected
SiemensSIMATIC CP 1243-8 IRC0 < V3.4.29affected
SiemensSIMATIC CP 1542SP-10 < V2.3affected
SiemensSIMATIC CP 1542SP-1 IRC0 < V2.3affected
SiemensSIMATIC CP 1543SP-10 < V2.3affected
SiemensSIMATIC CP 443-10 < V3.3affected
SiemensSIMATIC CP 443-10 < V3.3affected
SiemensSIMATIC CP 443-1 Advanced0 < V3.3affected
SiemensSIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL0 < V2.3affected
SiemensSIPLUS ET 200SP CP 1543SP-1 ISEC0 < V2.3affected
SiemensSIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL0 < V2.3affected
SiemensSIPLUS NET CP 1242-7 V20 < V3.4.29affected
SiemensSIPLUS NET CP 443-10 < V3.3affected
SiemensSIPLUS NET CP 443-1 Advanced0 < V3.3affected
SiemensSIPLUS S7-1200 CP 1243-10 < V3.4.29affected
SiemensSIPLUS S7-1200 CP 1243-1 RAIL0 < V3.4.29affected
SiemensSIPLUS TIM 1531 IRC0 < V2.3.6affected
SiemensTIM 1531 IRC0 < V2.3.6affected

Weaknesses

  • CWE-416: CWE-416: Use After Free

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

CVE Program Container

Additional References

References