alert http any any -> $HOME_NET any (msg:"ET EXPLOIT TP-LINK Password Change GET Request (DNSChanger EK)"; flow:established,to_server; threshold:type limit,track by_dst,count 3, seconds 90; http.method; content:"GET"; http.uri; content:"/router/UserPassSet.cgi?"; startswith; fast_pattern; content:"new_user_name="; content:"password1="; reference:url,www.xexexe.cz/2015/02/bruteforcing-tp-link-routers-with.html; classtype:attempted-admin; sid:2023996; rev:6; metadata:affected_product Linux, attack_target Networking_Equipment, created_at 2017_02_17, deployment Internal, performance_impact Moderate, signature_severity Major, updated_at 2024_04_13;)