alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT VMware vCenter SSRF Inbound"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/vcav-"; fast_pattern; content:"?url=http"; classtype:attempted-admin; sid:2034583; rev:1; metadata:attack_target Server, created_at 2021_12_05, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2021_12_05, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)