Microsoft Windows Vista up to Vista Kernel API information disclosure

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CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

A vulnerability was found in Microsoft Windows Vista up to Vista (Operating System). It has been declared as problematic. This vulnerability affects an unknown code of the component Kernel API. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. As an impact it is known to affect confidentiality.

The weakness was shared 09/13/2016 by Google Security Research with Microsoft as MS16-111 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability was named CVE-2016-3371 since 03/15/2016. The exploitation appears to be easy. The attack needs to be approached locally. A single authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by James Forshaw (tiraniddo) in C# and been published before and not just after the advisory. It is declared as proof-of-concept. It is possible to download the exploit at bugs.chromium.org. The vulnerability was handled as a non-public zero-day exploit for at least 76 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 93470 (MS16-111: Security Update for Windows Kernel (3186973)), 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 91276 (Microsoft Windows Kernel Elevation of Privilege Vulnerabilities (MS16-111)).

Applying the patch MS16-111 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 SecurityFocus (BID 92814) and Tenable (93470). The entries 91562, 91563, 91565 and 91566 are related to this item.

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VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.0

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: James Forshaw (tiraniddo)
Programming Language: 🔍
Download: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 93470
Nessus Name: MS16-111: Security Update for Windows Kernel (3186973)
Nessus File: 🔍
Nessus Family: 🔍

OpenVAS ID: 802074
OpenVAS Name: Microsoft Windows Kernel Multiple Vulnerabilities (3186973)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfoedit

Interest: 🔍
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Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: MS16-111

Timelineinfoedit

03/15/2016 🔍
06/29/2016 +106 days 🔍
09/13/2016 +76 days 🔍
09/13/2016 +0 days 🔍
09/13/2016 +0 days 🔍
09/14/2016 +1 days 🔍
09/14/2016 +0 days 🔍
09/26/2016 +12 days 🔍
04/07/2017 +193 days 🔍

Sourcesinfoedit

Vendor: https://www.microsoft.com/
Product: https://www.microsoft.com/en-us/windows

Advisory: MS16-111
Researcher: Google Security Research
Organization: Microsoft
Status: Confirmed

CVE: CVE-2016-3371 (🔍)
SecurityFocus: 92814 - Microsoft Windows Kernel CVE-2016-3371 Local Privilege Escalation Vulnerability

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

Entryinfoedit

Created: 09/14/2016 05:28 PM
Updated: 04/07/2017 01:28 PM
Changes: (15) vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a advisory_person_name advisory_company_name source_cve_assigned source_securityfocus source_securityfocus_date source_securityfocus_class source_exploitdb_date
Complete: 🔍
Committer: misc

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