ET WEB_SPECIFIC_APPS Tenda SetNetControlList list Parameter Buffer Overflow Attempt (CVE-2025-9087, CVE-2025-29215, CVE-2025-1897)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Tenda SetNetControlList list Parameter Buffer Overflow Attempt (CVE-2025-9087, CVE-2025-29215, CVE-2025-1897)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:25;
    content:"/goform/SetNetControlList"; fast_pattern;
    http.request_body;
    content:"list|3d|";
    pcre:"/^[^&]{100,}(?:&|$)/R";
    reference:url,github.com/SolitaryGrass/IoT_vuln/blob/main/tenda/AC6/AC6V2.0RTL_V15.03.06.23/formSetQosBand/poc.md;
    reference:cve,2025-29215;
    reference:cve,2025-9087;
    reference:cve,2025-1897;
    classtype:web-application-attack;
    sid:2064109; rev:1;
    metadata:affected_product Tenda, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_08_22, cve CVE_2025_9087_CVE_2025_29215_CVE_2025_1897, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_08_22, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)