KBVault MySQL 0.16a Arbitrary File Upload

`# Exploit Title: [KBVault MySQL v0.16a - Unauthenticated File Upload to Run Code]  
# Google Dork: [inurl:"FileExplorer/Explorer.aspx"]  
# Date: [2017-06-14]  
# Exploit Author: [Fatih Emiral]  
# Vendor Homepage: [http://kbvaultmysql.codeplex.com/]  
# Software Link: [http://kbvaultmysql.codeplex.com/downloads/get/858806]  
# Version: [0.16a]  
# Tested on: [Windows 7 (applicable to all Windows platforms)]  
# CVE : [CVE-2017-9602]  
  
1. Description  
  
KBVault Mysql Free Knowledge Base application package comes with a third party file management component. An unauthenticated user can access the file upload (and delete) functionality using the following URI:  
  
http://host/FileExplorer/Explorer.aspx?id=/Uploads  
  
2. Exploit  
  
Through this functionality a user can upload an ASPX script to run any arbitrary code, e.g.:  
  
http://host/Uploads/Documents/cmd.aspx  
  
3. Solution  
  
Unauthenticated access to the file management function should be prohibited.  
File uploads should be checked against executable formats, and only acceptable file types should be allowed to upload.  
  
4. Disclosure Timeline  
  
2017-06-09: Vendor notification  
2017-06-09: Vendor responded with intention to fix the vulnerability  
2017-06-12: CVE number acquired  
2017-06-15: Public disclosure  
  
`