alert http $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET DELETED WMF Escape Record Exploit - Web Only - version 1"; flow:established; flowbits:isset,emerging_wmf_http; flowbits:isnotset,emerging_wmf_expl; flowbits:isnotset,emerging_wmf_expl_v1; content:"|00 09 00 00 01|"; content:"|00 00|"; distance:10; within:12; flowbits:set,emerging_wmf_expl_v1; flowbits:noalert; reference:url,www.frsirt.com/english/advisories/2005/3086; classtype:unknown; sid:2002757; rev:6; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)