alert http any any -> $HOME_NET any (msg:"ET EXPLOIT Netgear ProSAFE Plus Stored XSS Inbound (CVE-2020-35228)"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"submitId=multiLanguageCfg&selectLang="; fast_pattern; content:"|27 3a|"; distance:0; within:50; reference:url,research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/; reference:cve,2020-35228; classtype:attempted-admin; sid:2031939; rev:1; metadata:attack_target Networking_Equipment, created_at 2021_03_11, cve CVE_2020_35228, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_03_11;)