ET WEB_SPECIFIC_APPS Progress ShareFile /ConfigService/Admin.aspx Authentication Bypass Attempt (CVE-2026-2699)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Progress ShareFile /ConfigService/Admin.aspx Authentication Bypass Attempt (CVE-2026-2699)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri; bsize:25;
    content:"/ConfigService/Admin.aspx"; fast_pattern;
    reference:url,labs.watchtowr.com/youre-not-supposed-to-sharefile-with-everyone-progress-sharefile-pre-auth-rce-chain-cve-2026-2699-cve-2026-2701/;
    reference:cve,2026-2699;
    classtype:attempted-admin;
    sid:2068625; rev:1;
    metadata:affected_product Progress_ShareFile, attack_target Networking_Equipment, tls_state TLSDecrypt, created_at 2026_04_07, cve CVE_2026_2699, deployment Perimeter, deployment Internal, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_04_07, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)