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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6.4$0-$5k0.00

A vulnerability, which was classified as critical, was found in Microsoft Windows Vista SP2 up to Server 2012 R2 (Operating System). This affects some unknown functionality in the library win32k.sys of the component Kernel-Mode Driver. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 07/12/2016 with Qihoo 360 Vulcan Team as MS16-090 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. This vulnerability is uniquely identified as CVE-2016-3254 since 03/15/2016. The exploitability is told to be easy. An attack has to be approached locally. A authentication is required for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 92021 (MS16-090: Security Update for Windows Kernel-Mode Drivers (3171481)), 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 91253 (Microsoft Windows Security Update for Windows Kernel-Mode Drivers (MS16-090)).

Applying the patch MS16-090 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (92021). The entries 89045, 89046, 89047 and 89048 are related to this item.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 92021
Nessus Name: MS16-090: Security Update for Windows Kernel-Mode Drivers (3171481)
Nessus File: 🔍
Nessus Family: 🔍

OpenVAS ID: 863827
OpenVAS Name: Microsoft Kernel-Mode Drivers Multiple Privilege Elevation Vulnerabilities (3171481)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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Patch: MS16-090

Timelineinfo

03/15/2016 🔍
07/12/2016 +119 days 🔍
07/12/2016 +0 days 🔍
07/12/2016 +0 days 🔍
07/12/2016 +0 days 🔍
07/13/2016 +1 days 🔍
09/01/2022 +2241 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS16-090
Organization: Qihoo 360 Vulcan Team
Status: Confirmed

CVE: CVE-2016-3254 (🔍)
SecurityTracker: 1036288
SecurityFocus: 91615 - Microsoft Windows Kernel 'Win32k.sys' CVE-2016-3254 Local Privilege Escalation Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 07/13/2016 10:21
Updated: 09/01/2022 19:31
Changes: 07/13/2016 10:21 (67), 04/07/2017 16:05 (13), 09/01/2022 19:31 (4)
Complete: 🔍

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