Microsoft Windows Vista SP2 up to Server 2016 NTLM Password Change access control

CVSS Meta Temp Score
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CTI Interest Score
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8.1$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Microsoft Windows. The impacted element is an unknown function of the component NTLM Password Change. The manipulation leads to access control. This vulnerability is traded as CVE-2016-7238. It is possible to initiate the attack remotely. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Microsoft Windows (Operating System). It has been rated as critical. This issue affects an unknown code of the component NTLM Password Change. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability.

The weakness was shared 11/08/2016 with Microsoft as MS16-137 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. The identification of this vulnerability is CVE-2016-7238 since 09/09/2016. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/30/2022). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

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. 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 94045†). The entries VDB-93417 and VDB-93418 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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: 🔍

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 🔍
11/09/2016 +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-2016-7238 (🔍)
GCVE (CVE): GCVE-0-2016-7238
GCVE (VulDB): GCVE-100-93419

OVAL: 🔍

SecurityFocus: 94045 - Microsoft Windows NTLM CVE-2016-7238 Local Privilege Escalation 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 09:28
Changes: 11/09/2016 10:46 (68), 04/07/2017 13:17 (13), 09/30/2022 09:27 (4), 09/30/2022 09:28 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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