alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Ncast DVR Command Injection Attempt (CVE-2024-0305)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/classes/common/busiFacade.php"; fast_pattern; http.request_body; content:"|22|name|22 3a 22|ping|22|"; content:"|22|serviceName|22 3a 22|SysManager|22|"; content:"|22|param|22 3a 5b 22|ping"; pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R"; reference:url,isc.sans.edu/diary/31782; reference:cve,2024-0305; classtype:attempted-admin; sid:2060962; rev:1; metadata:affected_product DVR, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_03_19, cve CVE_2024_0305, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, updated_at 2025_03_19, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)