Rule History

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SERVER Possible Microsoft Internet Information Services (IIS) .asp Filename Extension Parsing File Upload Security Bypass Attempt (asp)"; flow:established,to_server; http.uri; content:".asp|3B 2E|"; nocase; reference:url,www.securityfocus.com/bid/37460/info; reference:url,www.securityfocus.com/bid/37460/info; reference:url,soroush.secproject.com/downloadable/iis-semicolon-report.pdf; reference:cve,2009-4444; classtype:web-application-attack; sid:2010592; rev:9; metadata:created_at 2010_07_30, cve CVE_2009_4444, confidence Medium, signature_severity Major, updated_at 2020_08_20;)