Windows Network File System
CVE-2021-24075 — Microsoft Windows VMSwitch Denial of Service Vulnerability
Executive Summary
None
Overview
6.8
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
Required
SCOPE
Changed
Temporal Score: 5.9
EPSS Score
0.02361
probability of exploitation in the next 30 days
0.81576 percentile - updated 2026-06-20
View on FIRST.org
Affected Products
7 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 Version 2004 for 32-bit Systems | 4601319 (Security Update) |
Important | Denial of Service | Yes |
| Windows 10 Version 2004 for ARM64-based Systems | 4601319 (Security Update) |
Important | Denial of Service | Yes |
| Windows 10 Version 2004 for x64-based Systems | 4601319 (Security Update) |
Important | Denial of Service | Yes |
| Windows 10 Version 20H2 for 32-bit Systems | 4601319 (Security Update) |
Important | Denial of Service | Yes |
| Windows 10 Version 20H2 for ARM64-based Systems | 4601319 (Security Update) |
Important | Denial of Service | Yes |
| Windows Server, version 2004 (Server Core installation) | 4601319 (Security Update) |
Important | Denial of Service | Yes |
| Windows Server, version 20H2 (Server Core Installation) | 4601319 (Security Update) |
Important | Denial of Service | Yes |
Patches
1 patch
| Article | Type | Restart |
|---|---|---|
4601319 |
Security Update | Yes |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
Microsoft Platform Security & Vulnerability Research, Wei
References
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