ET WEB_SPECIFIC_APPS Apache Tomcat Time-of-check Time-of-use (TOCTOU) Race Condition during JSP Compilation (CVE-2024-50379)

alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Apache Tomcat Time-of-check Time-of-use (TOCTOU) Race Condition during JSP Compilation (CVE-2024-50379)";
    flow:established,to_server;
    http.method;
    content:"PUT";
    http.uri;
    content:".jsp"; endswith; nocase;
    http.content_type;
    content:"application/json";
    http.request_body;
    content:"|3c 25|"; startswith;
    content:"|2e|exec|28|"; fast_pattern;
    threshold:type both,track by_src, count 300, seconds 60;
    reference:url,github.com/ph0ebus/Tomcat-CVE-2024-50379-Poc;
    reference:cve,2024-50379;
    classtype:web-application-attack;
    sid:2059684; rev:1;
    metadata:affected_product Apache_Tomcat, attack_target Server, tls_state TLSDecrypt, created_at 2025_01_27, deployment Perimeter, deployment Internal, deployment SSLDecrypt, performance_impact Significant, confidence High, signature_severity Major, tag Exploit, updated_at 2025_01_27, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)