How severe is CVE-2016-3371?

CVE-2016-3371 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2016-3371 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 40% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-3371?

CVE-2016-3371 primarily affects Microsoft Windows 10. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-3371?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-3371 published?

CVE-2016-3371 was published on 2016-09-14 and last updated on 2026-06-17.

CVE-2016-3371

CVE-2016-3371 is a medium-severity vulnerability in Microsoft Windows 10 with a CVSS 3.x base score of 5.5. Its EPSS exploit-prediction score of 40% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 40% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Windows 10
Published: 2016-09-14
Last modified: 2026-06-17

Description

The kernel API 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 does not properly enforce permissions, which allows local users to obtain sensitive information via a crafted application, aka "Windows Kernel Elevation of Privilege Vulnerability."

Frequently asked questions

What is CVE-2016-3371?: The kernel API 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 does not properly enforce permissions, which allows local users to obtain sensitive information via a crafted application, aka "Windows Kernel Elevation of Privilege Vulnerability."
How severe is CVE-2016-3371?: CVE-2016-3371 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2016-3371 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 40% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-3371?: CVE-2016-3371 primarily affects Microsoft Windows 10. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-3371?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-3371 published?: CVE-2016-3371 was published on 2016-09-14 and last updated on 2026-06-17.

References

Affected products (11)

cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:1511:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*

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