ET WEB_SPECIFIC_APPS Asus RT get_wan_status multiple parameters Buffer Overflow Attempt

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Asus RT get_wan_status multiple parameters Buffer Overflow Attempt";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:36;
    content:"/get_wan_status.asp/update_variables"; fast_pattern;
    http.request_body;
    pcre:"/(?:wan_proto|rt_ssid|get_wan_status)[^&]{100,}(?:&|$)/";
    reference:url,github.com/lafdrew/IOT;
    classtype:web-application-attack;
    sid:2063534; rev:1;
    metadata:affected_product Asus, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_07_16, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, updated_at 2025_07_16, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)