An issue was discovered on HMS Anybus X-Gateway AB7832-F 3 devices. The gateway exposes an unidentified service on port 7412 on the network. All the network services of the gateway become unresponsive after sending 85 requests to this port. The content and length of the frame does not matter. The device needs to be restarted to resume operations.
https://sensepost.com/blog/2024/targeting-an-industrial-protocol-gateway/