Rule History

alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Tenda SetFirewallCfg firewallEn Parameter Buffer Overflow Attempt (CVE-2025-8810, CVE-2025-29358, CVE-2025-1851, CVE-2024-2809)"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:22; content:"/goform/SetFirewallCfg"; fast_pattern; http.request_body; content:"firewallEn|3d|"; pcre:"/^[^&]{100,}(?:&|$)/R"; reference:cve,2025-8810; reference:url,www.cve.org/CVERecord/SearchResults?query=SetFirewallCfg; reference:cve,2025-1851; reference:cve,2025-29358; reference:url,github.com/peris-navince/founded-0-days/blob/main/Tenda/ac8/formSetFirewallCfg/1.md; reference:cve,2024-2809; classtype:web-application-attack; sid:2065155; rev:1; metadata:affected_product Tenda, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_10_10, cve CVE_2025_1851_CVE_2025_8810_CVE_2024_2809_CVE_2025_29358, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_10_10, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)