ET EXPLOIT ManageEngine Unauthenticated RCE Attempt M1 (CVE-2022-47966)

Query · suricata

flow:to_server,established;
http.method;
content:"POST";
http.request_body;
content:"|27|SAMLResponse|27|"; fast_pattern;
content:"|3a|"; distance:0; within:5;
content:"|27|";
base64_decode:offset 0, relative;
base64_data;
content:"|3a|getRuntime|28 29|";
content:"|3a|exec|28|";
Raw source ET EXPLOIT ManageEngine Unauthenticated RCE Attempt M1 (CVE-2022-47966) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET EXPLOIT ManageEngine Unauthenticated RCE Attempt M1 (CVE-2022-47966)";
    flow:to_server,established;
    http.method;
    content:"POST";
    http.request_body;
    content:"|27|SAMLResponse|27|"; fast_pattern;
    content:"|3a|"; distance:0; within:5;
    content:"|27|";
    base64_decode:offset 0, relative;
    base64_data;
    content:"|3a|getRuntime|28 29|";
    content:"|3a|exec|28|";
    reference:cve,2022-47966;
    classtype:attempted-admin;
    sid:2043335; rev:1;
    metadata:attack_target Server, created_at 2023_01_19, cve CVE_2022_47966, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2023_04_06, reviewed_at 2023_10_11, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)

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