CVE-2017-11899

critical
Published 2017-12-12 · Modified 2026-05-13
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

Device Guard in Windows 10 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709 allows a security feature bypass vulnerability due to the way untrusted files are handled, aka "Microsoft Windows Security Feature Bypass Vulnerability".

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: secure@microsoft.com — https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11899

OS impact

OSVersionStatusFixed in
windows windows-affected
windows windows1511affected
windows windows1607affected
windows windows1703affected
windows windows1709affected

References

Verify integrity in audit chain (admin only). AS-IS.