ET WEB_SPECIFIC_APPS Linksys validate_static_route Multiple Parameters Buffer Overflow Attempt (CVE-2025-60694)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Linksys validate_static_route Multiple Parameters Buffer Overflow Attempt (CVE-2025-60694)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:30;
    content:"/cgi-bin/validate_static_route"; fast_pattern;
    http.request_body;
    pcre:"/route_(?:ipaddr|netmask|gateway)_[0-3]\x3d[^&]{20,}(?:&|$)/";
    reference:url,github.com/yifan20020708/SGTaint-0-day/blob/main/Linksys/Linksys-E1200/CVE-2025-60694.md;
    reference:cve,2025-60694;
    classtype:web-application-attack;
    sid:2065762; rev:1;
    metadata:affected_product Linksys, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_11_13, cve CVE_2025_60694, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_11_13, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)