alert http any any -> [$HTTP_SERVERS,$HOME_NET] any (msg:"ET EXPLOIT ScadaBR RCE with JSP Shell Inbound (CVE-2021-26828)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/ScadaBR/view_edit.shtm"; fast_pattern; http.request_body; content:"|22|view.name|22|"; content:"|0d 0a 0d 0a|"; content:"|3c 25 40|"; distance:0; within:5; reference:url,github.com/hevox/CVE-2021-26828_ScadaBR_RCE/blob/main/LinScada_RCE.py; reference:cve,2021-26828; classtype:attempted-admin; sid:2032766; rev:1; metadata:attack_target Server, created_at 2021_04_15, cve CVE_2021_26828, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_15;)