Microsoft Windows up to Vista Session Object Hijacking data processing

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Microsoft Windows up to Vista (Operating System) and classified as problematic. Affected by this issue is some unknown functionality of the component Session Object Handler. The manipulation with an unknown input leads to a data processing vulnerability (Hijacking). Using CWE to declare the problem leads to CWE-19. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 09/13/2016 with Microsoft as MS16-111 as confirmed bulletin (Technet). The advisory is available at This vulnerability is handled as CVE-2016-3305 since 03/15/2016. The exploitation is known to be easy. Local access is required to approach this attack. A simple authentication is required for exploitation. The technical details are unknown and an exploit is not available.

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 A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (93470) and SecurityFocus (BID 92812†).







CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
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VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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NVD Base Score: 7.8
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VulDB Base Score: 🔍
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Name: Hijacking
Class: Data processing / Hijacking

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Nessus ID: 93470
Nessus Name: MS16-111: Security Update for Windows Kernel (3186973)
Nessus File: 🔍
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OpenVAS ID: 802074
OpenVAS Name: Microsoft Windows Kernel Multiple Vulnerabilities (3186973)
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Patch
Status: 🔍

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Patch: MS16-111


03/15/2016 🔍
09/13/2016 +182 days 🔍
09/13/2016 +0 days 🔍
09/13/2016 +0 days 🔍
09/14/2016 +1 days 🔍
09/14/2016 +0 days 🔍
09/16/2022 +2193 days 🔍



Advisory: MS16-111
Organization: Microsoft
Status: Confirmed

CVE: CVE-2016-3305 (🔍)
SecurityFocus: 92812 - Microsoft Windows Kernel CVE-2016-3305 Local Privilege Escalation Vulnerability
SecurityTracker: 1036802

scip Labs:


Created: 09/14/2016 05:28 PM
Updated: 09/16/2022 12:21 PM
Changes: 09/14/2016 05:28 PM (66), 04/07/2017 01:29 PM (13), 09/16/2022 12:13 PM (5), 09/16/2022 12:21 PM (1)
Complete: 🔍
Cache ID: 44:7CA:40


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