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01 Record

CVE-2021-0197

Protection mechanism failure in the firmware for the Intel(R) Ethernet Network Controller E810 before version 1.5.5.6 may allow a privileged user to enable a denial of service via local access.

UnratedPUBLISHEDCNA: intel
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Protection mechanism failure in the firmware for the Intel(R) Ethernet Network Controller E810 before version 1.5.5.6 may allow a privileged user to enable a denial of service via local access.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.23% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 13.6% of scored records. A rank, not a probability.
NVD base score
4.4 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-11-17 19:15Z4 YR AGO
Last updated
2024-08-03 15:32Z2 YR AGO
Reserved
2020-10-22
Assigning CNA
intel
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
No CWE assigned
Data version
5.1
Document digest
e4eb92b906c850c74def271e89106ee635c14c70afb2f72120a3d97edfce7238

05 Affected products

VendorProductVersionsPlatforms
n/aIntel(R) Ethernet Network Controller E810before version 1.5.5.6—

06 References