Vulnerability Intelligence Report
Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability
CVE-2020-1040
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.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
9.0
CRITICAL
Exploitability:2.3
Impact Score:6.1
EPSS Probability:6.90%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-20 ↗CWE-20 Improper Input Validation
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Windows Server | 2016 (affected), 2016 (Core installation) (affected), 2008 R2 for x64-based Systems Service Pack 1 (affected), 2008 R2 for x64-based Systems Service Pack 1 (Core installation) (affected), 2012 (affected), 2012 (Core installation) (affected), 2012 R2 (affected), 2012 R2 (Core installation) (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2019-11-04T00:00:00 |
| Published | 2020-07-14T22:53:58 |
| Last Updated | 2025-10-21T23:35:39 |
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