On Franklin Fueling Systems TS-550 evo 2.3.0.7332 devices, the roleDiag user, which can be obtained by exploiting CVE-2013-7247, has the ability to upload files to the server hosting the web service. As no sanitization checks are in place, an attacker can upload a malicious payload.

On Franklin Fueling Systems TS-550 evo 2.3.0.7332 devices, the Guest user, which contains the lowest privileges, can post to the idSourceFileName parameter found within the /download directory. This ability allows for an attacker to download sensitive system files from the host machine such as databases which contain information that can aid in further attacks.