alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT Multiple DLink Routers Remote Code Execution CVE-2019-16920"; flow:to_server,established; urilen:14; http.method; content:"POST"; http.uri; content:"/apply_sec.cgi"; http.request_body; content:"html_response_page=login_pic.asp&action=ping_test&ping_ipaddr="; fast_pattern; reference:cve,2019-16920; reference:url,www.fortinet.com/blog/threat-research/d-link-routers-found-vulnerable-rce; classtype:attempted-admin; sid:2030277; rev:2; metadata:affected_product Linux, attack_target IoT, created_at 2020_06_10, cve CVE_2019_16920, deployment Perimeter, confidence High, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_10, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)