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6.5
CVE-2020-17040: Windows Hyper-V Security Feature Bypass Vulnerability
CVE-2020-17040 · published 5 years ago
Summary
Windows Hyper-V Security Feature Bypass Vulnerability
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| microsoft | windows_10 |
20h2 1607 1803 1809 1903 1909 2004 cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* |
| microsoft | windows_8.1 |
All versions
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:* |
| microsoft | windows_server_2012 |
r2 cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* |
| microsoft | windows_server_2016 |
20h2 1903 1909 2004 cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* |
| microsoft | windows_server_2019 |
All versions
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* |
Original advisory text
Windows Hyper-V Security Feature Bypass Vulnerability
Windows Hyper-V Security Feature Bypass Vulnerability
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1704... Patch Vendor Advisory
Internet-facing
14 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically (estimated)
- Gives an attacker partial control (estimated)
Timeline
Published11 Nov 2020
Updated30 Oct 2026
First seen29 Sep 2026
Sources
CVE-2020-17040 · NVD
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