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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6.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft Windows Vista SP2 up to Server 2012 R2. This vulnerability affects unknown code in the library win32k.sys of the component Kernel-Mode Driver. Such manipulation leads to access control. This vulnerability is listed as CVE-2016-3252. The attack must be carried out locally. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft Windows Vista SP2 up to Server 2012 R2 (Operating System). Affected by this issue is an 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. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability.

The weakness was presented 07/12/2016 with Qihoo 360 as MS16-090 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is handled as CVE-2016-3252 since 03/15/2016. The exploitation is known to be easy. The attack needs to be approached locally. The successful exploitation needs a simple authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

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 databases at Tenable (92021) and SecurityFocus (BID 91614†). See VDB-89045, VDB-89046, VDB-89047 and VDB-89049 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

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

NVD Base Score: 7.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
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 Risk: 🔍
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: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

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
Status: Confirmed

CVE: CVE-2016-3252 (🔍)
GCVE (CVE): GCVE-0-2016-3252
GCVE (VulDB): GCVE-100-89048
SecurityFocus: 91614 - Microsoft Windows Kernel 'Win32k.sys' CVE-2016-3252 Local Privilege Escalation Vulnerability
SecurityTracker: 1036288

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

Entryinfo

Created: 07/13/2016 10:21
Updated: 09/01/2022 19:23
Changes: 07/13/2016 10:21 (67), 04/07/2017 16:05 (13), 09/01/2022 19:16 (4), 09/01/2022 19:23 (1)
Complete: 🔍
Cache ID: 216::103

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