ET WEB_SPECIFIC_APPS Palo Alto PAN-OS Management Web Interface Authentication Bypass (CVE-2025-0108)

alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Palo Alto PAN-OS Management Web Interface Authentication Bypass (CVE-2025-0108)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/unauth/"; fast_pattern; startswith;
    content:"/PAN_help/";
    pcre:"/^\x2funauth\x2f[^\x25]*?(?:\x252e){2}.*?\x2fPAN_help\x2f.*?\x2e(?:css|js|html|htm)$/Ui";
    reference:url,slcyber.io/blog/nginx-apache-path-confusion-to-auth-bypass-in-pan-os/;
    reference:cve,2025-0108;
    classtype:web-application-attack;
    sid:2060086; rev:1;
    metadata:affected_product Palo_Alto_Networks, attack_target Server, tls_state TLSDecrypt, created_at 2025_02_13, cve CVE_2025_0108, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, updated_at 2025_02_13, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)