8.5
CVSSv2

CVE-2021-34594

Published: 04/11/2021 Updated: 06/11/2021
CVSS v2 Base Score: 8.5 | Impact Score: 9.2 | Exploitability Score: 8
CVSS v3 Base Score: 6.5 | Impact Score: 5.2 | Exploitability Score: 1.2
VMScore: 756
Vector: AV:N/AC:L/Au:S/C:N/I:C/A:C

Vulnerability Summary

TwinCAT OPC UA Server in TF6100 and TS6100 in product versions prior to 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.

Vulnerability Trend

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beckhoff tf6100_firmware

beckhoff ts6100_firmware