CVE-2021-34594 – Beckhoff: Relative path traversal vulnerability through TwinCAT OPC UA Server

https://notcve.org/view.php?id=CVE-2021-34594

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. TwinCAT OPC UA Server en TF6100 y TS6100 en versiones del producto anteriores a 4.3.48.0 o con versiones de TcOpcUaServer anteriores a 3.2.0.194, son propensos a un salto de ruta relativo que permite a administradores crear o eliminar cualquier archivo en el sistema • https://cert.vde.com/en/advisories/VDE-2021-051 • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CWE-23: Relative Path Traversal •