VulnerabilityModified
CVE-2023-6476
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.
HIGH 7.5EPSS 0.86%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.86% probability · 56th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- redhat/openshift container platform
- Source
- secalert@redhat.com
References
- https://access.redhat.com/errata/RHSA-2024:0195Vendor Advisory
- https://access.redhat.com/errata/RHSA-2024:0207Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2023-6476Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2253994Issue Tracking, Vendor Advisory
- https://access.redhat.com/errata/RHSA-2024:0195Vendor Advisory
- https://access.redhat.com/errata/RHSA-2024:0207Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2023-6476Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2253994Issue Tracking, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.