Microsoft Windows 10 Secure Kernel information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Windows 10 and classified as problematic. Affected is an unknown function of the component Secure Kernel Module. Executing a manipulation can lead to information disclosure. The identification of this vulnerability is CVE-2016-3256. The attack can only be executed locally. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows 10 (Operating System). It has been declared as problematic. This vulnerability affects an unknown code of the component Secure Kernel Module. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

Microsoft Windows 10 Gold and 1511 allows local users to bypass the Secure Kernel Mode protection mechanism and obtain sensitive information via a crafted application, aka "Windows Secure Kernel Mode Information Disclosure Vulnerability."

The weakness was shared 07/12/2016 as MS16-089 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability was named CVE-2016-3256. The exploitation appears to be easy. The attack needs to be approached locally. A single authentication is needed for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592. The advisory points out:

This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow information disclosure when Windows Secure Kernel Mode improperly handles objects in memory.

The vulnerability scanner Nessus provides a plugin with the ID 92020 (MS16-089: Security Update for Windows Secure Kernel Mode (3170050)), 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 91251 (Microsoft Windows Security Update for Windows Secure Kernel Mode (MS16-089)).

Applying the patch MS16-089 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 (92020) and SecurityFocus (BID 91590†). The entries VDB-89045, VDB-89046, VDB-89047 and VDB-89048 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.1

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.0
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: 92020
Nessus Name: MS16-089: Security Update for Windows Secure Kernel Mode (3170050)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 860972
OpenVAS Name: Microsoft Windows Secure Kernel Mode Information Disclosure Vulnerability (3170050)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS16-089

Timelineinfo

03/15/2016 🔍
07/12/2016 +119 days 🔍
07/12/2016 +0 days 🔍
07/12/2016 +0 days 🔍
07/13/2016 +1 days 🔍
10/07/2024 +3008 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS16-089
Status: Confirmed

CVE: CVE-2016-3256 (🔍)
GCVE (CVE): GCVE-0-2016-3256
GCVE (VulDB): GCVE-100-89044
SecurityFocus: 91590
SecurityTracker: 1036287

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

Entryinfo

Created: 07/13/2016 10:20
Updated: 10/07/2024 13:56
Changes: 07/13/2016 10:20 (46), 04/07/2017 16:05 (18), 09/01/2022 18:16 (3), 09/01/2022 18:24 (11), 09/01/2022 18:30 (1), 10/07/2024 13:56 (16)
Complete: 🔍
Cache ID: 216::103

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