Windows Hyper-V Discrete Device Assignment (DDA) Denial of Service Vulnerability
CVE-2021-42274
6.8MEDIUM
Key Information:
- Vendor
Microsoft
- Status
- Vendor
- CVE Published:
- 10 November 2021
What is CVE-2021-42274?
Windows Hyper-V Discrete Device Assignment (DDA) Denial of Service Vulnerability

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.
Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.
Affected Version(s)
Windows 10 Version 1607 x64-based Systems 10.0.0 < 10.0.14393.4770
Windows 10 Version 1809 x64-based Systems 10.0.0 < 10.0.17763.2300
Windows 10 Version 2004 x64-based Systems 10.0.0 < 10.0.19041.1348
References
CVSS V3.1
Score:
6.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed
Timeline
Vulnerability published
Vulnerability Reserved