CVE-2021-34461
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
- Record
CVE-2021-34461- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-21116
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
- Record
EUVD-2021-21116- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-xvj3-85hj-4h72
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
- Record
GHSA-xvj3-85hj-4h72- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability
- Record
CVE-2021-34461- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34461 is a high vulnerability (CVSS 7.8) in Microsoft Windows 10 Version 2004, published July 16, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 44th percentile. No source names a fixed version.