CVE-2019-13940

Summary

A vulnerability has been identified in SIMATIC ET 200pro IM154-8 PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200S IM151-8 PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200S IM151-8F PN/DP CPU (All versions < V3.X.17), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions < V4.1), SIMATIC S7-300 CPU 314C-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315F-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315T-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317F-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317T-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317TF-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 319-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 319F-3 PN/DP (All versions < V3.X.17), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC WinAC RTX 2010 (All versions), SIMATIC WinAC RTX F 2010 (All versions), SIPLUS ET 200S IM151-8 PN/DP CPU (All versions < V3.X.17), SIPLUS ET 200S IM151-8F PN/DP CPU (All versions < V3.X.17), SIPLUS S7-300 CPU 314C-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 315-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 315F-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 317-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 317F-2 PN/DP (All versions < V3.X.17). Affected devices contain a vulnerability that could cause a denial of service condition of the web server by sending specially crafted HTTP requests to ports 80/tcp and 443/tcp.

Beyond the web service, no other functions or interfaces are affected by the denial of service condition.

Affected Software

VendorProductVersion RangeStatus
SiemensSIMATIC ET 200pro IM154-8 PN/DP CPUAll versions < V3.X.17affected
SiemensSIMATIC ET 200pro IM154-8F PN/DP CPUAll versions < V3.X.17affected
SiemensSIMATIC ET 200pro IM154-8FX PN/DP CPUAll versions < V3.X.17affected
SiemensSIMATIC ET 200S IM151-8 PN/DP CPUAll versions < V3.X.17affected
SiemensSIMATIC ET 200S IM151-8F PN/DP CPUAll versions < V3.X.17affected
SiemensSIMATIC S7-1200 CPU family (incl. SIPLUS variants)All versions < V4.1affected
SiemensSIMATIC S7-300 CPU 314C-2 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 315-2 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 315F-2 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 315T-3 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 317-2 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 317F-2 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 317T-3 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 317TF-3 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 319-3 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-300 CPU 319F-3 PN/DPAll versions < V3.X.17affected
SiemensSIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants)All versionsaffected
SiemensSIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants)All versionsaffected
SiemensSIMATIC WinAC RTX 2010All versionsaffected
SiemensSIMATIC WinAC RTX F 2010All versionsaffected
SiemensSIPLUS ET 200S IM151-8 PN/DP CPUAll versions < V3.X.17affected
SiemensSIPLUS ET 200S IM151-8F PN/DP CPUAll versions < V3.X.17affected
SiemensSIPLUS S7-300 CPU 314C-2 PN/DPAll versions < V3.X.17affected
SiemensSIPLUS S7-300 CPU 315-2 PN/DPAll versions < V3.X.17affected
SiemensSIPLUS S7-300 CPU 315F-2 PN/DPAll versions < V3.X.17affected
SiemensSIPLUS S7-300 CPU 317-2 PN/DPAll versions < V3.X.17affected
SiemensSIPLUS S7-300 CPU 317F-2 PN/DPAll versions < V3.X.17affected

Weaknesses

  • CWE-400: CWE-400: Uncontrolled Resource Consumption

ADP Enrichment

CVE Program Container

Additional References

References