ET WEB_SPECIFIC_APPS Tenda SafeUrlFilter page Parameter Buffer Overflow Attempt (CVE-2025-12233)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri; bsize:21;
content:"/goform/SafeUrlFilter"; fast_pattern;
http.request_body;
content:"page|3d|";
pcre:"/^[^&]{100,}(?:&|$)/R";
target:dest_ip;
Raw source ET WEB_SPECIFIC_APPS Tenda SafeUrlFilter page Parameter Buffer Overflow Attempt (CVE-2025-12233) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Tenda SafeUrlFilter page Parameter Buffer Overflow Attempt (CVE-2025-12233)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:21;
    content:"/goform/SafeUrlFilter"; fast_pattern;
    http.request_body;
    content:"page|3d|";
    pcre:"/^[^&]{100,}(?:&|$)/R";
    reference:url,github.com/QIU-DIE/CVE/issues/14;
    reference:cve,2025-12233;
    classtype:web-application-attack;
    sid:2065419; rev:1;
    metadata:affected_product Tenda, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_10_27, cve CVE_2025_12233, 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;
)

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