How severe is CVE-2021-4125?

CVE-2021-4125 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-4125 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4125?

CVE-2021-4125 affects Redhat Openshift. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4125?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-4125 published?

CVE-2021-4125 was published on 2022-08-24 and last updated on 2026-06-17.

CVE-2021-4125

CVE-2021-4125 is a high-severity vulnerability in Redhat Openshift with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Redhat Openshift
Published: 2022-08-24
Last modified: 2026-06-17

Description

It was found that the original fix for log4j CVE-2021-44228 and CVE-2021-45046 in the OpenShift metering hive containers was incomplete, as not all JndiLookup.class files were removed. This CVE only applies to the OpenShift Metering hive container images, shipped in OpenShift 4.8, 4.7 and 4.6.

Frequently asked questions

What is CVE-2021-4125?: It was found that the original fix for log4j CVE-2021-44228 and CVE-2021-45046 in the OpenShift metering hive containers was incomplete, as not all JndiLookup.class files were removed. This CVE only applies to the OpenShift Metering hive container images, shipped in OpenShift 4.8, 4.7 and 4.6.
How severe is CVE-2021-4125?: CVE-2021-4125 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-4125 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4125?: CVE-2021-4125 affects Redhat Openshift. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4125?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-4125 published?: CVE-2021-4125 was published on 2022-08-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:redhat:openshift:*:*:*:*:*:*:*:*

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