alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Possible Apache ShardingSphere RCE Attempt (CVE-2020-1947) (PoC Based)"; flow:established,to_server; http.request_line; content:"POST|20|/api/schema|20|HTTP/1.1"; http.request_body; content:"ruleConfiguration"; nocase; content:"encryptor"; nocase; content:"|22|dataSourceConfiguration|22 3a 20 22 21 21|com|2e|sun|2e|rowset|2e|JdbcRowSetImpl|5c|n"; nocase; fast_pattern; content:"dataSourceName:"; nocase; content:"Object"; nocase; distance:0; within:60; reference:cve,2020-1947; classtype:attempted-admin; sid:2035008; rev:2; metadata:attack_target Server, created_at 2022_01_28, cve CVE_2020_1947, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, updated_at 2022_01_28, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)