CVE-2021-0198
Improper access control in the firmware for the Intel(R) Ethernet Network Controller E810 before...
Improper access control in the firmware for the Intel(R) Ethernet Network Controller E810 before version 1.5.5.6 may allow a privileged user to potentially enable a denial of service via local access.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Improper access control in the firmware for the Intel(R) Ethernet Network Controller E810 before version 1.5.5.6 may allow a privileged user to potentially enable a denial of service via local access.
- Record
CVE-2021-0198- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
Improper access control in the firmware for the Intel(R) Ethernet Network Controller E810 before version 1.5.5.6 may allow a privileged user to potentially enable a denial of service via local access.
- Record
CVE-2021-0198- Updated
- 2026-11-02
EUVDEUVD-2021-2817 No score
Improper access control in the firmware for the Intel(R) Ethernet Network Controller E810 before version 1.5.5.6 may allow a privileged user to potentially enable a denial of service via local access.
- Record
EUVD-2021-2817- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h3gj-5fpq-cmpr
Improper access control in the firmware for the Intel(R) Ethernet Network Controller E810 before...
Improper access control in the firmware for the Intel(R) Ethernet Network Controller E810 before version 1.5.5.6 may allow a privileged user to potentially enable a denial of service via local access.
- Record
GHSA-h3gj-5fpq-cmpr- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0198 is a medium vulnerability (CVSS 4.4) in Intel Ethernet Network Controller E810-cam1 Firmware, published November 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 13th percentile. No source names a fixed version.