CVE-2021-38618

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

0.99% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 60.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/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

2021-10-04 17:23Z4 YR AGO

Last updated

2025-05-30 16:01Z1 YR AGO

Reserved

2021-08-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

High (CVSS 7.4)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.1

Document digest

9809eb16cff5b5f3955b2c5bb29bfc31e1d587412fa8a65a011c4b42e626bb8e

• excellium-services.comhttps://excellium-services.com/cert-xlm-advisory/cve-2021-38618/
• cds.thalesgroup.comhttps://cds.thalesgroup.com/en/tcs-cert/CVE-2021-38618