CVE-2021-28508

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

0.51% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 43.6% of scored records. A rank, not a probability.

NVD base score

6.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

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.

Published

2022-05-26 19:48Z4 YR AGO

Last updated

2024-09-16 19:47Z2 YR AGO

Reserved

2021-03-16

Assigning CNA

Arista

Record state

PUBLISHED

Severity

Medium (CVSS 6.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Weaknesses

• CWE-255
• CWE-319Cleartext Transmission of Sensitive InformationBase

Data version

5.1

Document digest

c900e1c5ee9358ac9c64207fb1a99f1a4ad7154c7e1eb1f4384d23977ca34ac7

• www.arista.comhttps://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077x_refsource_MISC