alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"GPL WEB_SERVER SAM Attempt"; flow:to_server,established; content:"sam._"; http_uri; nocase; reference:url,www.ciac.org/ciac/bulletins/h-45.shtml; classtype:web-application-attack; sid:2100988; rev:9; metadata:created_at 2010_09_23, signature_severity Unknown, updated_at 2019_07_26;)