alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Possible Microsoft Internet Explorer CSS Tags Remote Code Execution Attempt"; flow:established,to_client; content:"table"; nocase; content:"position|3A|absolute"; nocase; within:30; content:"clip|3A|rect"; fast_pattern; nocase; within:15; reference:bid,44536; reference:cve,2010-3962; classtype:attempted-user; sid:2011891; rev:4; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2010_11_05, deployment Perimeter, confidence Medium, signature_severity Major, tag Web_Client_Attacks, updated_at 2019_07_26, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)