ET WEB_SPECIFIC_APPS Arris list_mac_address.php Multiple Parameters Command Injection Attempt

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Arris list_mac_address.php Multiple Parameters Command Injection Attempt";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/list_mac_address.php"; fast_pattern;
    http.request_body;
    pcre:"/(?:macaddr|cmb_macaddrfilter)\x3d[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/";
    reference:url,zhuanlan.zhihu.com/p/675929235;
    classtype:attempted-admin;
    sid:2071413; rev:1;
    metadata:affected_product Arris, attack_target Networking_Equipment, tls_state plaintext, created_at 2026_08_06, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, updated_at 2026_08_06, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)