CVE-2021-40359

Summary

A vulnerability has been identified in OpenPCS 7 V8.2 (All versions), OpenPCS 7 V9.0 (All versions < V9.0 Upd4), OpenPCS 7 V9.1 (All versions), SIMATIC BATCH V8.2 (All versions), SIMATIC BATCH V9.0 (All versions), SIMATIC BATCH V9.1 (All versions), SIMATIC NET PC Software V14 (All versions), SIMATIC NET PC Software V15 (All versions), SIMATIC NET PC Software V16 (All versions < V16 Update 6), SIMATIC NET PC Software V17 (All versions < V17 SP1), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3 UC04), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC Route Control V8.2 (All versions), SIMATIC Route Control V9.0 (All versions), SIMATIC Route Control V9.1 (All versions), 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 5). When downloading files, the affected systems do not properly neutralize special elements within the pathname. An attacker could then cause the pathname to resolve to a location outside of the restricted directory on the server and read unexpected critical files.

Affected Software

VendorProductVersion RangeStatus
SiemensOpenPCS 7 V8.2All versionsaffected
SiemensOpenPCS 7 V9.0All versions < V9.0 Upd4affected
SiemensOpenPCS 7 V9.1All versionsaffected
SiemensSIMATIC BATCH V8.2All versionsaffected
SiemensSIMATIC BATCH V9.0All versionsaffected
SiemensSIMATIC BATCH V9.1All versionsaffected
SiemensSIMATIC NET PC Software V14All versionsaffected
SiemensSIMATIC NET PC Software V15All versionsaffected
SiemensSIMATIC NET PC Software V16All versions < V16 Update 6affected
SiemensSIMATIC NET PC Software V17All versions < V17 SP1affected
SiemensSIMATIC PCS 7 V8.2All versionsaffected
SiemensSIMATIC PCS 7 V9.0All versions < V9.0 SP3 UC04affected
SiemensSIMATIC PCS 7 V9.1All versions < V9.1 SP1affected
SiemensSIMATIC Route Control V8.2All versionsaffected
SiemensSIMATIC Route Control V9.0All versionsaffected
SiemensSIMATIC Route Control V9.1All versionsaffected
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 5affected

Weaknesses

  • CWE-22: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

ADP Enrichment

CVE Program Container

Additional References

References