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CVE-2016-0167

Microsoft Win32k Privilege Escalation

7.8 HIGHActively exploited (CISA KEV)Used in ransomwareEPSS 5.68%
  1. Published12 Apr 2016
  2. Added to CISA KEV3 Nov 2021
  3. Remediation due3 May 2022
Actively exploited (CISA KEV)

Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation via a crafted application

Added to KEV: 3 Nov 2021Federal remediation due: 3 May 2022Used in ransomware

Description

The kernel-mode driver 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 and 1511 allows local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-0143 and CVE-2016-0165.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 10 1507all versions
Microsoft Windows 10 1511all versions
Microsoft Windows 7all versions
Microsoft Windows 8.1all versions
Microsoft Windows Rt 8.1all versions
Microsoft Windows Server 2008r2
Microsoft Windows Server 2012r2
Microsoft Windows Vistaall versions

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

Frequently asked

Is CVE-2016-0167 being actively exploited?

Yes. CVE-2016-0167 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 3 Nov 2021. It has been used in ransomware campaigns.

How severe is CVE-2016-0167?

CVE-2016-0167 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 5.68% probability of exploitation.

Which products are affected by CVE-2016-0167?

Affected products include Microsoft Windows 10 1507, Microsoft Windows 10 1511, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, and 3 more.

How do I fix CVE-2016-0167?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2016-0167 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.