ET EXPLOIT Geutebruck Attempted Remote Command Injection Inbound

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (
    msg:"ET EXPLOIT Geutebruck Attempted Remote Command Injection Inbound";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/testaction.cgi"; endswith;
    http.header;
    content:"ip|3a 20|eth0|20|1.1.1.1|3b|"; fast_pattern;
    reference:url,unit42.paloaltonetworks.com/new-mirai-variant-adds-8-new-exploits-targets-additional-iot-devices/;
    reference:cve,CVE-2017-5173;
    classtype:attempted-admin;
    sid:2027459; rev:4;
    metadata:attack_target IoT, created_at 2019_06_11, deployment Perimeter, performance_impact Low, confidence Low, signature_severity Major, updated_at 2020_09_17, mitre_tactic_id TA0008, mitre_tactic_name Lateral_Movement, mitre_technique_id T1210, mitre_technique_name Exploitation_Of_Remote_Services;
)