CVE-2021-38679

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

0.74% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 52.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

Published

2022-02-11 13:20Z4 YR AGO

Last updated

2024-09-16 17:28Z1 YR AGO

Reserved

2021-08-13

Assigning CNA

qnap

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-287Improper AuthenticationClass

Data version

5.1

Document digest

6fe526369244287990c90af1d6dcb9ae43dfa5fab50760d57d1ffddd379e9240

• www.qnap.comhttps://www.qnap.com/en/security-advisory/qsa-22-01x_refsource_MISC