ET WEB_SPECIFIC_APPS Wavlink firewall.cgi Multiple Parameters Command Injection Attempt (CVE-2025-10963, CVE-2025-10959)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Wavlink firewall.cgi Multiple Parameters Command Injection Attempt (CVE-2025-10963, CVE-2025-10959)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:21;
    content:"/cgi-bin/firewall.cgi"; fast_pattern;
    http.request_body;
    pcre:"/(?:del|dmz)_flag\x3d.*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24)|(\x26{2}|%26%26))+/";
    reference:url,lafdrew.github.io/2025/03/31/Remote-Command-Execution-in-firewall-cgi-of-wavlink-WL-WN579A3-Device/;
    reference:url,github.com/panda666-888/vuls/blob/main/wavlink/nu516u1/DMZ.md#poc;
    reference:cve,2025-10963;
    reference:cve,2025-10959;
    classtype:attempted-admin;
    sid:2062392; rev:2;
    metadata:affected_product Wavlink, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_05_15, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_09_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)