alert http any any -> $HOME_NET any (
msg:"ET WEB_SPECIFIC_APPS Tenda addressNat Multiple Parameters Buffer Overflow Attempt (CVE-2025-12272)";
flow:established,to_server;
http.method;
content:"POST";
http.uri; bsize:18;
content:"/goform/addressNat"; fast_pattern;
http.request_body;
pcre:"/(?:mitInterface|page)[^\x2c\x7d$]{100,}(?:\x2c|\x7d|$)/";
reference:url,github.com/WhereisDoujo/CVE/issues/5;
reference:cve,2025-12272;
classtype:web-application-attack;
sid:2063030; rev:2;
metadata:affected_product Tenda, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_06_17, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_10_27, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
target:dest_ip;
)