CVE-2021-40360

Summary

A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 6). The password hash of a local user account in the remote server could be granted via public API to a user on the affected system. An authenticated attacker could brute force the password hash and use it to login to the server.

Affected Software

VendorProductVersion RangeStatus
SiemensSIMATIC PCS 7 V8.2All versionsaffected
SiemensSIMATIC PCS 7 V9.0All versionsaffected
SiemensSIMATIC PCS 7 V9.1All versions < V9.1 SP1affected
SiemensSIMATIC WinCC V15 and earlierAll versions < V15 SP1 Update 7affected
SiemensSIMATIC WinCC V16All versions < V16 Update 5affected
SiemensSIMATIC WinCC V17All versions < V17 Update 2affected
SiemensSIMATIC WinCC V7.4All versions < V7.4 SP1 Update 19affected
SiemensSIMATIC WinCC V7.5All versions < V7.5 SP2 Update 6affected

Weaknesses

  • CWE-200: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

ADP Enrichment

CVE Program Container

Additional References

References