ET WEB_SPECIFIC_APPS Ivanti Avalanche Directory Traversal Attempt (CVE-2023-41474)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/AvalancheWeb//faces/java.faces.resource/"; fast_pattern; startswith;
content:"?loc|3d|";
content:"|2e|"; distance:0;
target:dest_ip;
Raw source ET WEB_SPECIFIC_APPS Ivanti Avalanche Directory Traversal Attempt (CVE-2023-41474) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Ivanti Avalanche Directory Traversal Attempt (CVE-2023-41474)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/AvalancheWeb//faces/java.faces.resource/"; fast_pattern; startswith;
    content:"?loc|3d|";
    content:"|2e|"; distance:0;
    reference:cve,2023-41474;
    reference:url,github.com/JBalanza/CVE-2023-41474;
    classtype:attempted-admin;
    sid:2050604; rev:2;
    metadata:affected_product Ivanti, created_at 2024_01_30, cve CVE_2023_41474, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_06_23, 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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