Microsoft Windows 10/Server 2016 Device Guard input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Microsoft Windows 10/Server 2016. Affected is an unknown function of the component Device Guard. This manipulation causes input validation. This vulnerability appears as CVE-2017-0007. The attack requires local access. There is no available exploit. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows 10/Server 2016 (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code of the component Device Guard. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Device Guard in Microsoft Windows 10 Gold, 1511, 1607, and Windows Server 2016 allows remote attackers to modify PowerShell script without invalidating associated signatures, aka "PowerShell Security Feature Bypass Vulnerability."

The bug was discovered 03/14/2017. The weakness was presented 03/14/2017 by Matt as MS17-012 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. This vulnerability is known as CVE-2017-0007 since 09/09/2016. An attack has to be approached locally. A single authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 97743 (MS17-012: Security Update for Microsoft Windows (4013078)), 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 370297 (Microsoft Cumulative Security Update for Windows (MS17-012)).

Applying the patch MS17-012 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 (97743), SecurityFocus (BID 96018†) and SecurityTracker (ID 1038001†). See VDB-96521, VDB-98054, VDB-98055 and VDB-98056 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 97743
Nessus Name: MS17-012: Security Update for Microsoft Windows (4013078)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802074
OpenVAS Name: Microsoft Windows Multiple Vulnerabilities (4013078)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: MS17-012

Timelineinfo

09/09/2016 🔍
03/14/2017 +186 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/15/2017 +1 days 🔍
03/15/2017 +0 days 🔍
03/16/2017 +1 days 🔍
12/24/2024 +2840 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS17-012
Researcher: Matt
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0007 (🔍)
GCVE (CVE): GCVE-0-2017-0007
GCVE (VulDB): GCVE-100-98053

OVAL: 🔍

SecurityFocus: 96018 - Microsoft Windows Device Guard CVE-2017-0007 Security Bypass Vulnerability
SecurityTracker: 1038001

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

Entryinfo

Created: 03/15/2017 12:15
Updated: 12/24/2024 03:45
Changes: 03/15/2017 12:15 (80), 10/20/2019 16:49 (6), 12/24/2024 03:45 (17)
Complete: 🔍
Cache ID: 216::103

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