CVE-2021-4294

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

0.72% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 53.7% of scored records. A rank, not a probability.

NVD base score

5.9 (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:N/A:N

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

2022-12-28 16:51Z3 YR AGO

Last updated

2024-08-03 17:23Z2 YR AGO

Reserved

2022-12-28

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Low (CVSS 2.6)

CNA CVSS vector

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

Weaknesses

• CWE-208Observable Timing DiscrepancyBase
• CWE-203Observable DiscrepancyBase

Data version

5.1

Document digest

bbb7d2541c8647eedc62bcf3552305a5b52c38d1458971253983f2debedf2427

• vuldb.comhttps://vuldb.com/?id.216987vdb-entrytechnical-description
• vuldb.comhttps://vuldb.com/?ctiid.216987signaturepermissions-required
• github.comhttps://github.com/openshift/osin/pull/200issue-tracking
• github.comhttps://github.com/openshift/osin/commit/8612686d6dda34ae9ef6b5a974e4b7accb4fea29patch