ET WEB_SPECIFIC_APPS Kuwfi atCmd cmds Parameter Command Injection Attempt M2 (CVE-2024-53945)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Kuwfi atCmd cmds Parameter Command Injection Attempt M2 (CVE-2024-53945)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:27;
    content:"/goform/atCmd"; fast_pattern;
    http.request_body;
    content:"cmds|3d|";
    pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R";
    reference:url,github.com/actuator/cve/blob/main/Kuwfi/CVE-2024-53945.txt;
    reference:cve,2024-53945;
    classtype:attempted-admin;
    sid:2066634; rev:1;
    metadata:affected_product Kuwfi, attack_target Networking_Equipment, tls_state plaintext, created_at 2026_01_08, cve CVE_2024_53945, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_01_08, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)