alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT FatPipe Unrestricted File Upload"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/fpui/"; nocase; fast_pattern; content:"|2e|jsp"; within:30; endswith; reference:url,ic3.gov/Media/News/2021/211117-2.pdf; classtype:attempted-admin; sid:2034531; rev:3; metadata:created_at 2021_11_22, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_24;)