alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Apple Quicktime RTSP Overflow (1)"; flow:established,from_server; content:"|22|rtsp|3a|//"; nocase; isdataat:400,relative; content:!"|0a|"; within:400; content:!"|22|"; within:400; reference:cve,2007-0015; reference:bugtraq,21829; classtype:attempted-admin; sid:2003326; rev:9; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2010_07_30, cve CVE_2007_0015, deployment Perimeter, signature_severity Major, tag Web_Client_Attacks, updated_at 2020_08_19;)