Microsoft Windows Server 2008 R2/Server 2012/Server 2012 R2 Active Directory access control

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

Summaryinfo

A vulnerability described as problematic has been identified in Microsoft Windows Server 2008 R2/Server 2012/Server 2012 R2. This issue affects some unknown processing of the component Active Directory. The manipulation results in access control. This vulnerability is known as CVE-2016-3226. It is possible to launch the attack remotely. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Microsoft Windows Server 2008 R2/Server 2012/Server 2012 R2 (Operating System). Affected is an unknown code block of the component Active Directory. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on availability. CVE summarizes:

Active Directory in Microsoft Windows Server 2008 R2 SP1 and Server 2012 Gold and R2 allows remote authenticated users to cause a denial of service (service hang) by creating many machine accounts, aka "Active Directory Denial of Service Vulnerability."

The weakness was published 06/14/2016 as MS16-081 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is traded as CVE-2016-3226 since 03/15/2016. The exploitability is told to be easy. It is possible to launch the attack remotely. The requirement for exploitation is a authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/08/2024). The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 91608 (MS16-081: Security Update for Active Directory (3160352)), 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 91232 (Microsoft Active Directory Denial of Service Vulnerability (MS16-081)).

Applying the patch MS16-081 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 vulnerability database at Tenable (91608). Similar entries are available at VDB-87961, VDB-87957, VDB-87958 and VDB-87959. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91608
Nessus Name: MS16-081: Security Update for Active Directory (3160352)
Nessus File: 🔍
Nessus Family: 🔍

OpenVAS ID: 840747
OpenVAS Name: Microsoft Windows Active Directory Denial of Service Vulnerability (3160352)
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: MS16-081

Timelineinfo

03/15/2016 🔍
06/14/2016 +91 days 🔍
06/14/2016 +0 days 🔍
06/15/2016 +1 days 🔍
06/16/2016 +1 days 🔍
10/08/2024 +3036 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS16-081
Status: Confirmed

CVE: CVE-2016-3226 (🔍)
GCVE (CVE): GCVE-0-2016-3226
GCVE (VulDB): GCVE-100-87960

OVAL: 🔍

SecurityTracker: 1036108

scip Labs: https://www.scip.ch/en/?labs.20140213
See also: 🔍

Entryinfo

Created: 06/16/2016 16:58
Updated: 10/08/2024 16:38
Changes: 06/16/2016 16:58 (64), 04/07/2017 13:37 (9), 08/23/2022 21:07 (4), 10/08/2024 16:38 (16)
Complete: 🔍
Cache ID: 216::103

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