alert http any any -> $HOME_NET any (msg:"ET EXPLOIT AirLive RCI HTTP Request"; flow:to_server,established; http.method; content:"GET"; http.uri; content:"/cgi_test.cgi?write_"; fast_pattern; pcre:"/\?write_(?:m(?:ac|sn)|hdv|pid|tan)&[^&]*\x3b/i"; reference:url,packetstormsecurity.com/files/132585/CORE-2015-0012.txt; classtype:attempted-admin; sid:2021408; rev:4; metadata:created_at 2015_07_13, signature_severity Major, updated_at 2020_10_01;)