Resource exhaustion in Red Hat Openshift Container Platform 3.11
CVE-2023-6476
A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (57.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Red Hat Openshift Container Platform 3.11
- Red Hat Openshift Container Platform 4.13 — versions 0:1.26.4-6.1.rhaos4.13.git9eb9cf3.el9
- Red Hat Openshift Container Platform 4.14 — versions 0:1.27.2-7.rhaos4.14.git1cc7a64.el9
- Red Hat Enterprise Linux — versions 8.0, 9.0
- Red Hat Openshift Container Platform — versions 3.11, 4.13, 4.14
Weakness classification (CWE)
References
- access.redhat.com/errata/RHSA-2024:0195 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2024:0207 (vendor-advisory, Vendor Advisory)
- access.redhat.com/security/cve/CVE-2023-6476 (vdb-entry, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-6476?
- CVE-2023-6476 is a medium-severity vulnerability in Red Hat Openshift Container Platform 3.11, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2024-01-09.
- How severe is CVE-2023-6476?
- Medium severity. CVSS v3 base score is 6.5 out of 10.