alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT MetInfo 7.0 SQL Injection (CVE-2019-16997)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/admin/?"; content:"a=doExportPack"; fast_pattern; distance:0; http.request_body; content:"appno="; startswith; pcre:"/^[^&=]*(?:union|select|update|insert|delete)/Ri"; reference:url,y4er.com/post/metinfo7-sql-tips/#sql-injection-2; reference:cve,2019-16997; classtype:attempted-admin; sid:2035019; rev:1; metadata:attack_target Server, created_at 2022_01_31, cve CVE_2019_16997, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, updated_at 2022_01_31, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)