CVE-2021-42665

CVE-2021-42665 - SQL Injection authentication bypass vulnerability in the Engineers online portal system.

Technical description:

An SQL Injection vulnerability exists in the Engineers Online Portal login form which can allow an attacker to bypass authentication.

Affected components -

Vulnerable page - login.php

Vulnerable parameter - "username", "password"

Steps to exploit:

1. Navigate to http://localhost/nia_munoz_monitoring_system/login.php
2. Insert your payload in the username or password field
3. Click login

Proof of concept (Poc) -

The following payload will allow you to bypass the authentication mechanism of the Engineers Online Portal login form -

sqli' OR '1'='1';-- -

References -

https://www.exploit-db.com/exploits/50452

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42665

https://nvd.nist.gov/vuln/detail/CVE-2021-42665

Discovered by -

Alon Leviev(0xDeku), 22 October, 2021.