Microsoft Windows 8.1/10/RT 8.1/Server 2012/Server 2012 R2 Secure Boot 7pk security

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

A vulnerability was found in Microsoft Windows 8.1/10/RT 8.1/Server 2012/Server 2012 R2 (Operating System). It has been rated as critical. Affected by this issue is an unknown function of the component Secure Boot. The manipulation with an unknown input leads to a 7pk security vulnerability. Using CWE to declare the problem leads to CWE-254. Impacted is confidentiality, integrity, and availability.

The weakness was shared 07/12/2016 as MS16-094 as confirmed bulletin (Technet). The advisory is available at technet.microsoft.com. This vulnerability is handled as CVE-2016-3287. The exploitation is known to be easy. Local access is required to approach this attack. The successful exploitation requires a simple authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 10/07/2024). This vulnerability is assigned to T1211 by the MITRE ATT&CK project. The advisory points out:

This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow Secure Boot security features to be bypassed if an attacker installs an affected policy on a target device. An attacker must have either administrative privileges or physical access to install a policy and bypass Secure Boot.

The vulnerability scanner Nessus provides a plugin with the ID 92025 (MS16-094: Security Update for Secure Boot (3177404)), 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 91250 (Microsoft Windows Secure Boot Features Bypass Vulnerability (MS16-094)).

Applying the patch MS16-094 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 (92025) and SecurityFocus (BID 91604†). The entries VDB-89052, VDB-89053, VDB-89051 and VDB-89050 are related to this item.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.4
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: 7pk security
CWE: CWE-254
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
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Nessus ID: 92025
Nessus Name: MS16-094: Security Update for Secure Boot (3177404)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802074
OpenVAS Name: Microsoft Windows Secure Boot Security Feature Bypass Vulnerability(3177404)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
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Patch: MS16-094

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: MS16-094
Status: Confirmed

CVE: CVE-2016-3287 (🔍)
SecurityFocus: 91604
SecurityTracker: 1036290

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

Entryinfo

Created: 07/13/2016 10:32 AM
Updated: 10/07/2024 09:52 AM
Changes: 07/13/2016 10:32 AM (46), 04/07/2017 04:05 PM (17), 09/01/2022 08:16 PM (4), 09/01/2022 08:24 PM (11), 09/01/2022 08:32 PM (1), 10/07/2024 09:52 AM (16)
Complete: 🔍
Cache ID: 18:B25:40

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