ET EXPLOIT Extensis Portfolio Unrestricted File Upload (CVE-2022-24252)

alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET EXPLOIT Extensis Portfolio Unrestricted File Upload (CVE-2022-24252)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/FileTransfer/upload?sessionId="; fast_pattern;
    content:"&action=customPreview";
    content:"&catalogId=";
    http.request_body;
    content:"filename=";
    content:"\\.."; within:25;
    reference:url,whiteoaksecurity.com/blog/extensis-portfolio-vulnerability-disclosure/;
    classtype:attempted-admin;
    sid:2035274; rev:2;
    metadata:attack_target Server, created_at 2022_02_22, cve CVE_2022_24252, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2022_02_22, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)