CVE-2020-1040

unknown KEV

Published 2021-11-03 · Modified 2021-11-03

CVSS v3

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CVSS v2

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VIR risk

1.5

Description

Microsoft Hyper-V RemoteFX vGPU contains an improper input validation vulnerability due to the host server failing to properly validate input from an authenticated user on a guest operating system. Successful exploitation allows for remote code execution on the host operating system.

CISA KEV

Vendor: Microsoft
Product: Hyper-V RemoteFX
Due date: 2022-05-03

Predictions

Exploit likelihood

99%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2020-1040

Exploits

References

https://nvd.nist.gov/vuln/detail/CVE-2020-1040

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