alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS DrayTek Gateway Web Management Interface OS Command Injection (CVE-2024-12987)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/cgi-bin/mainfunction.cgi/apmcfgupload"; fast_pattern; content:"session|3d|"; content:"|b4 25 35 32 24 63 25 35 32 24 63|"; distance:0; reference:url,nvd.nist.gov/vuln/detail/CVE-2024-12987; reference:cve,2024-12987; classtype:web-application-attack; sid:2059890; rev:1; metadata:affected_product DrayTek, attack_target Server, tls_state TLSDecrypt, created_at 2025_02_05, cve CVE_2024_12987, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, updated_at 2025_02_05, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)