Microsoft Windows 10 Virtual Secure Mode information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Microsoft Windows 10. Impacted is an unknown function of the component Virtual Secure Mode. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2016-7220. The attack requires a local approach. No exploit exists. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows 10 (Operating System). It has been classified as problematic. This affects some unknown functionality of the component Virtual Secure Mode. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

Virtual Secure Mode in Microsoft Windows 10 allows local users to obtain sensitive information via a crafted application, aka "Virtual Secure Mode Information Disclosure Vulnerability."

The weakness was disclosed 11/08/2016 with Microsoft as MS16-137 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. This vulnerability is uniquely identified as CVE-2016-7220 since 09/09/2016. The exploitability is told to be easy. An attack has to be approached locally. A authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 94638 (MS16-137: Security Update for Windows Authentication Methods (3199173)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91298 (Microsoft Windows Authentication Methods Multiple Vulnerabilities (MS16-137)).

Applying the patch MS16-137 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 (94638) and SecurityFocus (BID 94036†). The entries VDB-93418 and VDB-93419 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

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

NVD Base Score: 3.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 94638
Nessus Name: MS16-137: Security Update for Windows Authentication Methods (3199173)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 863326
OpenVAS Name: Microsoft Windows Authentication Methods Multiple Vulnerabilities (3199173)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS16-137

Timelineinfo

09/09/2016 🔍
11/08/2016 +60 days 🔍
11/08/2016 +0 days 🔍
11/08/2016 +0 days 🔍
11/08/2016 +0 days 🔍
11/09/2016 +1 days 🔍
11/10/2016 +1 days 🔍
09/30/2022 +2150 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS16-137
Organization: Microsoft
Status: Confirmed

CVE: CVE-2016-7220 (🔍)
GCVE (CVE): GCVE-0-2016-7220
GCVE (VulDB): GCVE-100-93417

OVAL: 🔍

SecurityFocus: 94036 - Microsoft Windows Virtual Secure Mode CVE-2016-7220 Local Information Disclosure Vulnerability
SecurityTracker: 1037249

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

Entryinfo

Created: 11/09/2016 10:46
Updated: 09/30/2022 09:20
Changes: 11/09/2016 10:46 (71), 05/28/2019 00:10 (12), 09/30/2022 09:20 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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