ET WEB_SPECIFIC_APPS TVT queryDevInfo Information Disclosure (CVE-2024-7339)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS TVT queryDevInfo Information Disclosure (CVE-2024-7339)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:13;
    content:"/queryDevInfo"; fast_pattern;
    http.request_body;
    content:"systemType|3d 22|NVMS9000|22|";
    content:"clientType|3d 22|WEB|22|";
    reference:url,netsecfish.notion.site/Sensitive-Device-Information-Disclosure-in-TVT-DVR-fad1cce703d946969be5130bf3aaac0d;
    reference:cve,2024-7339;
    classtype:web-application-attack;
    sid:2065208; rev:1;
    metadata:affected_product DVR, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_10_15, cve CVE_2024_7339, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_10_15, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)