alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SERVER Exploit Suspected PHP Injection Attack (cmd=)"; flow:established,to_server; http.method; content:"GET"; nocase; http.uri; content:".php?"; nocase; content:"cmd="; fast_pattern; nocase; pcre:"/[&?]cmd=[^\x26\x28]*(?:cd|\;|echo|cat|perl|curl|wget|id|uname|t?ftp)/i"; reference:cve,2002-0953; classtype:web-application-attack; sid:2010920; rev:10; metadata:created_at 2010_07_30, cve CVE_2002_0953, confidence Medium, signature_severity Major, updated_at 2024_01_03;)