alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET INFO Remote Spring Application XML Configuration Containing ProcessBuilder Downloaded";
flow:established,to_client;
http.response_body;
content:"|3c|bean";
content:"|22|java|2e|lang|2e|ProcessBuilder|22|"; nocase; fast_pattern; distance:0;
reference:url,attackerkb.com/topics/IHsgZDE3tS/cve-2023-46604;
reference:url,activemq.apache.org/security-advisories.data/CVE-2023-46604-announcement.txt;
reference:url,github.com/X1r0z/ActiveMQ-RCE;
reference:cve,2023-46604;
classtype:misc-activity;
sid:2049046; rev:2;
metadata:attack_target Server, created_at 2023_11_02, deployment Perimeter, performance_impact Low, confidence Low, signature_severity Informational, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_29, reviewed_at 2023_11_02;
target:dest_ip;
)