Cross-site request forgery (CSRF) vulnerability on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 and SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.
The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.