CVE-2021-34594

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-23 CWE-22

Affected software

No affected versions have been published.

Timeline

Published: Nov 4, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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