VDB
CVE-2021-1691
CVE-2021-1691
PUBLISHED
CVSS 7.699999809265137 HIGH
Hyper-V Denial of Service Vulnerability This CVE ID is unique from CVE-2021-1692.
EPSS 0.88% · 75.8th percentile
Risk Scores
CVSS 3.1
7.699999809265137
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C
EPSS Score
0.88%
75.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 2004 | 10.0.0 |
| Microsoft | Windows Server version 20H2 | 10.0.0 |
| microsoft | windows_10 | 2004, 1909, 20h2 |
| Microsoft | Windows Server version 2004 | 10.0.0 |
| microsoft | windows_server_2016 | 20h2, 1909, 2004 |
| Microsoft | Windows 10 Version 1909 | 10.0.0 |
| Microsoft | Windows Server, version 1909 (Server Core installation) | 10.0.0 |
Exploit Intelligence
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1691 (circl)
- Windows Hyper-V Denial of Service Vulnerability (circl)
- expl_cve_2021_1647.yar (github-yara)
- expl_cve_2021_1647.yar (github-yara)
- expl_cve_2021_1647.yar (github-yara)
- expl_cve_2021_1647.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
…and 28 more exploits
Timeline
- Jan 12, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- May 5, 2021 PoC Published
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score