ET EXPLOIT MikroTik RouterOS Chimay Red Remote Code Execution Probe

alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT MikroTik RouterOS Chimay Red Remote Code Execution Probe";
    flow:to_server,established;
    urilen:8;
    http.method;
    content:"POST";
    http.uri;
    content:"/jsproxy"; fast_pattern;
    http.header;
    content:"Content-Length|3a 20|"; depth:16;
    reference:url,www.exploit-db.com/exploits/44284/;
    reference:url,www.exploit-db.com/exploits/44283/;
    classtype:attempted-admin;
    sid:2025426; rev:3;
    metadata:attack_target Networking_Equipment, created_at 2018_03_13, deployment Perimeter, performance_impact Moderate, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_24, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)