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CVE-2016-3309

7.8
HIGHCVSS v3.1 Base Score
44.87%
MEDIUM RiskEPSS (98th percentile)
KEV
NVD-CWE-noinfo

The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3308, CVE-2016-3310, and CVE-2016-3311.

Published: 8/9/2016
Modified: 4/22/2026
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ACTIVELY EXPLOITED IN THE WILD

This vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Vulnerability Name:

Microsoft Windows Kernel Privilege Escalation Vulnerability

Vendor / Product:

Microsoft Windows

Required Action:

Apply updates per vendor instructions.

Due Date: 4/5/2022(OVERDUE)
Ransomware Campaign Use
Added to KEV:

3/15/2022

Notes:

https://nvd.nist.gov/vuln/detail/CVE-2016-3309

Vulnerability Summary

CVSS v3 Score

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2 Score

7.2

AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Score (Exploitation Probability)

44.87%MEDIUM Exploitation Risk
98th percentile

This vulnerability has a 44.87% probability of being exploited in the next 30 days, ranking higher than 98% of all scored CVEs.

CWE Classification

NVD-CWE-noinfo

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