A path traversal vulnerability was discovered in Pilz PASvisu Server before 1.12.0. An unauthenticated remote attacker could use a zipped, malicious configuration file to trigger arbitrary file writes ('zip-slip'). File writes do not affect confidentiality or availability.

A path traversal vulnerability was discovered in Pilz PASvisu Server before 1.12.0. An unauthenticated remote attacker could use a zipped, malicious configuration file to trigger arbitrary file writes ('zip-slip').

PASvisu is an HMI solution for Machine Visualization. It is available as a standalone software product, but it is also included in various models of the PMI product family. The PASvisu Server component contains multiple vulnerabilities which can be utilised to write arbitrary files, potentially leading to code execution.