All communication with the REST API is unencrypted (HTTP), allowing an attacker to intercept traffic between an actor and the webserver. This leads to the possibility of information gathering and downloading media files.
Please make sure that only trusted entities have access to the device. Furthermore, you should apply the following General Security Measures when operating the product to mitigate the associated security risk. The collected resources "SICK Operating Guidelines" and "ICS-CERT recommended practices on Industrial Security" could help to implement the general security practices.