ET EXPLOIT Mi Router 3 Remote Code Execution CVE-2018-13023

alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT Mi Router 3 Remote Code Execution CVE-2018-13023";
    flow:to_server,established;
    http.method;
    content:"GET";
    http.uri;
    content:"/cgi-bin/luci/|3b|stok="; fast_pattern;
    content:"&sns=sns&grant=1&guest_user_id=guid&timeout="; distance:0;
    reference:url,blog.securityevaluators.com/show-mi-the-vulns-exploiting-command-injection-in-mi-router-3-55c6bcb48f09;
    reference:cve,2018-13023;
    classtype:attempted-admin;
    sid:2030311; rev:2;
    metadata:affected_product Linux, attack_target IoT, created_at 2020_06_11, cve CVE_2018_13023, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_11, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)