How severe is CVE-2017-8746?

CVE-2017-8746 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2017-8746 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8746?

CVE-2017-8746 primarily affects Microsoft Windows 10. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-8746?

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

When was CVE-2017-8746 published?

CVE-2017-8746 was published on 2017-09-13 and last updated on 2026-06-17.

CVE-2017-8746

CVE-2017-8746 is a medium-severity vulnerability in Microsoft Windows 10 with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 4.6
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Windows 10
Published: 2017-09-13
Last modified: 2026-06-17

Description

Windows Device Guard in Windows 10 1607, 1703, and Windows Server 2016 allows A security feature bypass vulnerability due to how PowerShell exposes functions and processes user supplied code, aka "Device Guard Security Feature Bypass Vulnerability".

Frequently asked questions

What is CVE-2017-8746?: Windows Device Guard in Windows 10 1607, 1703, and Windows Server 2016 allows A security feature bypass vulnerability due to how PowerShell exposes functions and processes user supplied code, aka "Device Guard Security Feature Bypass Vulnerability".
How severe is CVE-2017-8746?: CVE-2017-8746 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2017-8746 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8746?: CVE-2017-8746 primarily affects Microsoft Windows 10. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-8746?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-8746 published?: CVE-2017-8746 was published on 2017-09-13 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*

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