Rule History

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"GPL SCAN nessus 1.X 404 probe"; flow:to_server,established; http.uri; content:"/nessus_is_probing_you_"; reference:arachnids,301; classtype:web-application-attack; sid:2101102; rev:12; metadata:created_at 2010_09_23, signature_severity Informational, updated_at 2020_09_04;)