ET WEB_SPECIFIC_APPS pyLoad Remote Code Execution via js2py Sandbox Escape (CVE-2024-39205)

alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS pyLoad Remote Code Execution via js2py Sandbox Escape (CVE-2024-39205)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/flash/addcrypted2"; fast_pattern;
    http.host.raw;
    content:"|3a|9666";
    pcre:"/(?:127.0.0.1|\x5b\x3a{2}1\x5d)\x3a9666/";
    http.request_body;
    content:"crypted|3d|";
    content:"jk|3d|";
    content:"Object.getOwnPropertyNames"; distance:0;
    content:"__class__"; distance:0;
    content:"__base__"; distance:0;
    content:"__getattribute__"; distance:0;
    reference:url,github.com/Marven11/CVE-2024-39205-Pyload-RCE;
    reference:cve,2024-39205;
    classtype:web-application-attack;
    sid:2057703; rev:1;
    metadata:attack_target Server, tls_state TLSDecrypt, created_at 2024_11_18, cve CVE_2024_39205, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence Medium, signature_severity Major, tag Exploit, updated_at 2024_11_18, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)