ET EXPLOIT Aviatrix Controller Unrestricted File Upload with Path Traversal Inbound (CVE-2021-40870)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"action=set_metric_gw_selections&account_name="; fast_pattern;
content:"../../"; distance:0; within:10;
content:"&data=";
target:dest_ip;
Raw source ET EXPLOIT Aviatrix Controller Unrestricted File Upload with Path Traversal Inbound (CVE-2021-40870) · 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 Aviatrix Controller Unrestricted File Upload with Path Traversal Inbound (CVE-2021-40870)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"action=set_metric_gw_selections&account_name="; fast_pattern;
    content:"../../"; distance:0; within:10;
    content:"&data=";
    reference:cve,2021-40870;
    classtype:attempted-admin;
    sid:2034159; rev:1;
    metadata:created_at 2021_10_09, cve CVE_2021_40870, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_09, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1083, mitre_technique_name File_And_Directory_Discovery;
    target:dest_ip;
)

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