ET WEB_SPECIFIC_APPS Tenda AC15 GetParentControlInfo mac Parameter Buffer Overflow (CVE-2025-51089)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Tenda AC15 GetParentControlInfo mac Parameter Buffer Overflow (CVE-2025-51089)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri; bsize:28;
    content:"/goform/GetParentControlInfo"; fast_pattern; startswith;
    content:"mac|3d|";
    pcre:"/^[^&]{100,}(?:&|$)/R";
    reference:url,github.com/CH13hh/cve;
    reference:url,github.com/TL-SN/IOT;
    reference:cve,2025-51089;
    classtype:attempted-admin;
    sid:2061747; rev:2;
    metadata:affected_product Tenda, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_04_18, cve CVE_2025_51089, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, updated_at 2025_07_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)