Rule History

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET EXPLOIT Apache Struts memberAccess and opensymphony inbound OGNL injection remote code execution attempt"; flow:to_server,established; http.uri; content:"|23|_memberAccess"; fast_pattern; content:"com|2E|opensymphony"; nocase; reference:cve,2018-11776; classtype:attempted-admin; sid:2026095; rev:3; metadata:affected_product Apache_Struts2, attack_target Server, created_at 2018_09_05, cve CVE_2018_11776, deployment Datacenter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)