Microsoft Windows Vista SP2 up to Server 2012 R2 Kernel-Mode Driver win32k.sys access control

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Microsoft Windows Vista SP2 up to Server 2012 R2 (Operating System) and classified as problematic. This issue affects an unknown code in the library win32k.sys of the component Kernel-Mode Driver. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 04/12/2016 as MS16-039 as confirmed bulletin (Technet). It is possible to read the advisory at The identification of this vulnerability is CVE-2016-0165 since 12/04/2015. Attacking locally is a requirement. A simple authentication is needed for exploitation. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The exploit is available at It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 90433 (MS16-039: Security Update for Microsoft Graphics Component (3148522)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91204 (Microsoft Windows Graphics Component Security Update (MS16-039)).

Applying the patch MS16-039 is able to eliminate this problem. The bugfix is ready for download at Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 24131.

The vulnerability is also documented in the databases at Tenable (90433) and Exploit-DB (44480). The entries 82230, 82231 and 82249 are pretty similar.






  • commercial

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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NVD Base Score: 7.8
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Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 90433
Nessus Name: MS16-039: Security Update for Microsoft Graphics Component (3148522)
Nessus File: 🔍
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OpenVAS ID: 802074
OpenVAS Name: Microsoft Graphics Component Multiple Vulnerabilities (3148522)
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MS16-039
TippingPoint: 🔍
Fortigate IPS: 🔍


12/04/2015 🔍
04/12/2016 +130 days 🔍
04/12/2016 +0 days 🔍
04/12/2016 +0 days 🔍
04/13/2016 +1 days 🔍
04/13/2016 +0 days 🔍
07/24/2022 +2293 days 🔍



Advisory: MS16-039
Status: Confirmed

CVE: CVE-2016-0165 (🔍)

SecurityTracker: 1035529
Vulnerability Center: 58096 - [MS16-039] Microsoft Windows Win32k Elevation of Privilege Vulnerability - CVE-2016-0165, High
SecurityFocus: 85896

scip Labs:
See also: 🔍


Created: 04/13/2016 10:05 AM
Updated: 07/24/2022 06:42 AM
Changes: 04/13/2016 10:05 AM (64), 04/07/2017 01:45 PM (22), 07/24/2022 06:30 AM (3), 07/24/2022 06:42 AM (2)
Complete: 🔍


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