CVE-2021-1691
Windows Hyper-V Denial of Service Vulnerability
CVE-2021-1691 is fixed in 5 products on 1 platform, first by KB4598229, released January 12, 2021. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.7
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0407
90th percentile
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1909 for x64-based Systems | 18363.1316 | KB4598229 | Jan 12, 2021 |
| Windows 10 Version 2004 for x64-based Systems | KB4598242 | Jan 12, 2021 | |
| Windows Server, version 1909 (Server Core installation) | 18363.1316 | KB4598229 | Jan 12, 2021 |
| Windows Server, version 2004 (Server Core installation) | KB4598242 | Jan 12, 2021 | |
| Windows Server, version 20H2 (Server Core Installation) | KB4598242 | Jan 12, 2021 | |
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