alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"GPL EXPLOIT ISAPI .idq attempt"; flow:to_server,established; http.uri; content:".idq?"; nocase; reference:arachnids,553; reference:bugtraq,1065; reference:bugtraq,968; reference:cve,2000-0071; reference:cve,2000-0126; reference:nessus,10115; classtype:web-application-attack; sid:2101244; rev:17; metadata:created_at 2010_09_23, cve CVE_2000_0071, signature_severity Major, updated_at 2020_04_22;)