alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Foxit PDF Reader Title Stack Overflow"; flow:established,to_client; file.data; content:"PDF-"; content:"|2f|Title"; fast_pattern; nocase; distance:0; isdataat:540,relative; content:!"|0A|"; within:540; reference:url,www.exploit-db.com/exploits/15532/; classtype:attempted-user; sid:2012064; rev:5; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2010_12_17, deployment Perimeter, performance_impact Moderate, confidence High, signature_severity Major, tag Web_Client_Attacks, updated_at 2024_04_09;)