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

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft Windows Vista SP2 up to Server 2012 R2. Impacted is an unknown function in the library win32k of the component Kernel-Mode Driver. Executing a manipulation can lead to access control. This vulnerability is registered as CVE-2016-3309. It is possible to launch the attack remotely. Furthermore, an exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows Vista SP2 up to Server 2012 R2 (Operating System). It has been declared as critical. This vulnerability affects an unknown functionality in the library win32k of the component Kernel-Mode Driver. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 08/09/2016 with Zero Day Initiative (ZDI) as MS16-098 / 3178466 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability was named CVE-2016-3309 since 03/15/2016. The exploitation appears to be easy. The attack can be initiated remotely. The successful exploitation needs a single authentication. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed by siberas and been published 2 years after the advisory. It is possible to download the exploit at github.com. It is declared as attacked. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 92821 (MS16-098: Security Update for Windows Kernel-Mode Drivers (3178466)), 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 91262 (Microsoft Windows Security Update for Windows Kernel-Mode Drivers (MS16-098)). This issue was added on 03/15/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 04/05/2022:

Apply updates per vendor instructions.

Applying the patch MS16-098 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 Exploit-DB (42960), Tenable (92821) and SecurityFocus (BID 92297†). Similar entries are available at VDB-90699, VDB-90701 and VDB-90702. Once again VulDB remains the best source for vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: siberas
Download: 🔍

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Price Prediction: 🔍
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Nessus ID: 92821
Nessus Name: MS16-098: Security Update for Windows Kernel-Mode Drivers (3178466)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802074
OpenVAS Name: Microsoft Kernel-Mode Drivers Multiple Privilege Elevation Vulnerabilities (3178466)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Exploit Delay Time: 🔍

Patch: MS16-098

Timelineinfo

03/15/2016 🔍
08/09/2016 +147 days 🔍
08/09/2016 +0 days 🔍
08/09/2016 +0 days 🔍
08/09/2016 +0 days 🔍
08/10/2016 +1 days 🔍
10/06/2017 +422 days 🔍
10/06/2017 +0 days 🔍
09/09/2024 +2530 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS16-098 / 3178466
Organization: Zero Day Initiative (ZDI)
Status: Confirmed

CVE: CVE-2016-3309 (🔍)
GCVE (CVE): GCVE-0-2016-3309
GCVE (VulDB): GCVE-100-90700
SecurityFocus: 92297 - Microsoft Windows Kernel 'Win32k.sys' CVE-2016-3309 Local Privilege Escalation Vulnerability
SecurityTracker: 1036572

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

Entryinfo

Created: 08/10/2016 12:09
Updated: 09/09/2024 22:29
Changes: 08/10/2016 12:09 (74), 10/22/2017 14:00 (13), 09/13/2022 14:55 (4), 09/13/2022 14:59 (1), 04/24/2024 06:14 (28), 07/17/2024 00:12 (1), 09/09/2024 22:29 (1)
Complete: 🔍
Cache ID: 216::103

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