MS16-140: Security Update for Boot Manager (3193479)

high Nessus Plugin ID 94641


The remote host is affected by a security bypass vulnerability.


The remote Windows host is missing a security update. It is, therefore, affected a security bypass vulnerability in Windows Secure Boot due to the use of an insecure boot policy in firmware. A local attacker can exploit this issue to disable code integrity checks, allowing test-signed executables and drivers to be loaded onto a target device.


Microsoft has released a set of patches for Windows 2012, 8.1, RT 8.1, 2012 R2, 10, and 2016.

See Also

Plugin Details

Severity: High

ID: 94641

File Name: smb_nt_ms16-140.nasl

Version: 1.10

Type: local

Agent: windows

Published: 11/8/2016

Updated: 11/14/2019

Supported Sensors: Nessus

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2016-7247


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:microsoft:windows

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 11/8/2016

Vulnerability Publication Date: 11/8/2016

Reference Information

CVE: CVE-2016-7247

BID: 94058

IAVB: 2016-B-0162

MSFT: MS16-140

MSKB: 3197873, 3197874, 3197876, 3197877, 3198585, 3198586, 3200970