CVE-2020-1040 KEV
9.0
CRITICAL · CVSS 3.1 · EPSS 7.4% (pctl 94)
Patch first
On CISA KEV — known exploited in the wild, due 2022-05-03.
Description
A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-1036, CVE-2020-1041, CVE-2020-1042, CVE-2020-1043.
Scoring
| CVSS | 9.0 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| EPSS | 7.39% — more likely to be exploited than 94% of all CVEs |
| Weakness | CWE-20 |
| On CISA KEV | yes — remediate by 2022-05-03 |
| Public exploit | none known |
| Published | 2020-07-14 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability |
|---|---|
| Added | 2021-11-03 |
| Due | 2022-05-03 |
| Vendor / product | Microsoft / Hyper-V RemoteFX |
| Ransomware use | none reported |
Affected (3)
| Vendor | Product |
|---|---|
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
References
- https://nvidia.custhelp.com/app/answers/detail/a_id/5044
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040
- https://nvidia.custhelp.com/app/answers/detail/a_id/5044
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1040
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