alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Type Confusion Microsoft Edge (CVE-2017-11873)"; flow:established,from_server; file_data; content:"[1.1, 2.2"; fast_pattern; pcre:"/^(?:\]|, 3\.3\])\x3b/R"; content:"Array(100)"; content:"i = 0|3b| i < 100"; content:"function opt("; reference:url,raw.githubusercontent.com/theori-io/pwnjs/master/examples/CVE-2017-11873.js; reference:cve,2017-11873; classtype:attempted-user; sid:2024993; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_11_15, cve CVE_2017_11873, deployment Perimeter, performance_impact Significant, confidence High, signature_severity Major, updated_at 2019_07_26;)