alert http any any -> $HOME_NET any (
msg:"ET WEB_SPECIFIC_APPS Tenda WifiWpsStart index Parameter Buffer Overflow Attempt (CVE-2025-45429, CVE-2024-2896, CVE-2024-2811, CVE-2024-2706)";
flow:established,to_server;
http.method;
content:"POST";
http.uri; bsize:20;
content:"/goform/WifiWpsStart"; fast_pattern;
http.request_body;
content:"index|3d|";
pcre:"/^[^&]{100,}(?:&|$)/R";
reference:cve,2025-45429;
reference:url,github.com/SolitaryGrass/IoT_vuln/blob/main/tenda/AC6/AC6V2.0RTL_V15.03.06.23/formWifiWpsStart/poc.py;
reference:cve,2024-2811;
reference:cve,2024-2706;
reference:cve,2024-2896;
classtype:web-application-attack;
sid:2064111; rev:1;
metadata:affected_product Tenda, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_08_22, cve CVE_2025_45429_CVE_2024_2896_CVE_2024_2811_CVE_2024_2706, 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;
)