Deserialization in Red Hat Openshift
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: +0.000
Affected products
- Red Hat Openshift
- Kube-Reporting/hive — versions Fixed in v4.8, v4.7 and v4.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- access.redhat.com/security/cve/CVE-2021-4125 (Third Party Advisory)
- access.redhat.com/security/cve/CVE-2021-44228 (Third Party Advisory)
- access.redhat.com/security/cve/CVE-2021-45046 (Third Party Advisory)
- github.com/kube-reporting/hive/pull/71 (Third Party Advisory)
- github.com/kube-reporting/hive/pull/72 (Third Party Advisory)
- github.com/kube-reporting/hive/pull/73 (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-4125?
- CVE-2021-4125 is a high-severity vulnerability in Red Hat Openshift, classified under Improper Input Validation. CVSS score: 8.1/10. Published 2022-08-24.
- How severe is CVE-2021-4125?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2021-4125 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.