CVE-2021-4250

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

1.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 63.5% of scored records. A rank, not a probability.

NVD base score

7.5 (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:N/I:N/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

2022-12-18 00:00Z3 YR AGO

Last updated

2024-08-03 17:23Z2 YR AGO

Reserved

2022-12-18

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Low (CVSS 3.5)

CNA CVSS vector

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

Weaknesses

• CWE-404Improper Resource Shutdown or ReleaseClass

Data version

5.1

Document digest

b4a9e09aff37c5e8515e3f9bebc3bd7c5d1b4f97067e5aa64cf3b300709cbcd1

• vuldb.comhttps://vuldb.com/?id.216207technical-descriptionvdb-entry
• github.comhttps://github.com/cgriego/active_attr/issues/184exploitissue-tracking
• github.comhttps://github.com/cgriego/active_attr/pull/185related
• github.comhttps://github.com/cgriego/active_attr/commit/dab95e5843b01525444b82bd7b336ef1d79377dfmitigationpatch
• github.comhttps://github.com/cgriego/active_attr/releases/tag/v0.15.3mitigation