alert tcp any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Redis RCE Attempt (CVE-2022-0543) M2"; flow:established,to_server; content:"package|2e|loadlib|28|"; fast_pattern; content:"|22|luaopen_"; within:200; reference:cve,2022-0543; classtype:attempted-admin; sid:2067133; rev:1; metadata:attack_target Server, created_at 2026_01_27, cve CVE_2022_0543, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2026_01_27, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)