alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Totolink setWiFiMeshName device_name Parameter Buffer Overflow Attempt (CVE-2025-5904)"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:20; content:"/cgi-bin/cstecgi.cgi"; http.request_body; content:"|22|setWiFiMeshName|22|"; fast_pattern; content:"|22|device_name|22|"; pcre:"/^[^\x2c\x7d$]{100,}(?:\x2c|\x7d|$)/R"; reference:url,candle-throne-f75.notion.site/TOTOLINK-T10-setWiFiMeshName-20bdf0aa1185806eb922dbd496c4a4b4; reference:cve,2025-5904; classtype:web-application-attack; sid:2062873; rev:1; metadata:affected_product TOTOLINK, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_06_10, cve CVE_2025_5904, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag AI_Generated_Description, updated_at 2025_06_10, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)