CVE-2021-33591

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

1.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 73.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2021-05-28 10:50Z5 YR AGO

Last updated

2024-08-03 23:50Z2 YR AGO

Reserved

2021-05-27

Assigning CNA

naver

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-489Active Debug CodeBase

Data version

5.1

Document digest

5b1f5f3b3d57cb126aa03e3706096fa6d84c13f8c01286f89de31681ff8656aa

• cve.naver.comhttps://cve.naver.com/detail/cve-2021-33591x_refsource_CONFIRM