Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Nginx Server with modified version string - Often Hostile Traffic"; flow:established,from_server; content:"HTTP/1."; depth:7; content:"|0d 0a|Server|3a| nginx/"; nocase; pcre:"/Server\: nginx/[a-zA-Z]/i"; threshold:type limit, seconds 60, count 3, track by_src; classtype:bad-unknown; sid:2008065; rev:6; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)