CVE-2021-34594

Summary

TwinCAT OPC UA Server in TF6100 and TS6100 in product versions before 4.3.48.0 or with TcOpcUaServer versions below 3.2.0.194 are prone to a relative path traversal that allow administrators to create or delete any files on the system.

Affected Software

VendorProductVersion RangeStatus
Beckhoff AutomationTwinCAT OPC UA ServerTF6100 < 4.3.48.0affected
Beckhoff AutomationTwinCAT OPC UA ServerTS6100 < 4.3.48.0affected
Beckhoff AutomationTwinCAT OPC UA ServerTcOpcUaServer version < 3.2.0.19423affected

Weaknesses

  • CWE-23: CWE-23 Relative Path Traversal

ADP Enrichment

CVE Program Container

Additional References

References