alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Netgear unlock3G.cgi key Parameter Command Injection Attempt"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:13; content:"/unlock3G.cgi"; fast_pattern; http.request_body; content:"key|3d|"; pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R"; reference:url,github.com/jinhao118/cve/blob/main/DGN2200M-V1.0.0.35_1.0.21NA_1.md; classtype:attempted-admin; sid:2068158; rev:1; metadata:affected_product Netgear_Router, attack_target Networking_Equipment, tls_state plaintext, created_at 2026_03_11, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_03_11, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)