Affected: SICK AG InspectorP61x, SICK AG InspectorP62x, SICK AG InspectorP65x, SICK AG InspectorP63x, SICK AG InspectorP64x, SICK AG ICR890-4

An attacker may perform unauthenticated read and write operations on sensitive filesystem areas via the AppEngine Fileaccess over HTTP due to improper access restrictions. A critical filesystem directory was unintentionally exposed through the HTTP-based file access feature, allowing access without authentication. This includes device parameter files, enabling an attacker to read and modify application settings, including customer-defined passwords. Additionally, exposure of the custom application directory may allow execution of arbitrary Lua code within the sandboxed AppEngine environment.