alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"GPL WEB_SERVER printenv access"; flow:to_server,established; http.uri; content:"/printenv"; reference:bugtraq,1658; reference:cve,2000-0868; reference:nessus,10188; reference:nessus,10503; classtype:web-application-activity; sid:2101877; rev:11; metadata:created_at 2010_09_23, cve CVE_2000_0868, signature_severity Unknown, updated_at 2020_05_13;)