alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT TP-LINK Archer C5 v4 (CVE-2019-7405)"; flow:established,to_server; http.uri; content:"/cgi/setPwd?pwd="; http.referer; bsize:14; content:"tplinkwifi.net"; fast_pattern; reference:cve,2019-7405; reference:url,securityintelligence.com/posts/tp-link-archer-router-vulnerability-voids-admin-password-can-allow-remote-takeover/; classtype:attempted-admin; sid:2029181; rev:3; metadata:affected_product Router, attack_target Networking_Equipment, created_at 2019_12_17, cve CVE_2019_7405, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2020_06_08;)