CVE-2021-3514

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

1.20% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 67.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2021-05-28 00:00Z5 YR AGO

Last updated

2024-08-03 16:53Z2 YR AGO

Reserved

2021-04-27

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

b1cb5a3f7c287a62fdfb5bb8dc7acc279dbadb4dd697eaadf4c63e74c3f28fd9

• github.comhttps://github.com/389ds/389-ds-base/issues/4711
• lists.debian.org[debian-lts-announce] 20230424 [SECURITY] [DLA 3399-1] 389-ds-base security updatehttps://lists.debian.org/debian-lts-announce/2023/04/msg00026.htmlmailing-list