VulnerabilityModified
CVE-2023-5408
A privilege escalation flaw was found in the node restriction admission plugin of the kubernetes api server of OpenShift.
HIGH 7.2EPSS 1.11%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A privilege escalation flaw was found in the node restriction admission plugin of the kubernetes api server of OpenShift. A remote attacker who modifies the node role label could steer workloads from the control plane and etcd nodes onto different worker nodes and gain broader access to the cluster.
- CVSS 3.1
- 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.11% probability · 64th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-269
- Affected
- redhat/openshift container platform
- Source
- secalert@redhat.com
References
- https://access.redhat.com/errata/RHSA-2023:5006Vendor Advisory
- https://access.redhat.com/errata/RHSA-2023:6130Vendor Advisory
- https://access.redhat.com/errata/RHSA-2023:6842Vendor Advisory
- https://access.redhat.com/errata/RHSA-2023:7479Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2023-5408Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2242173Issue Tracking, Vendor Advisory
- https://github.com/openshift/kubernetes/pull/1736Issue Tracking
- https://access.redhat.com/errata/RHSA-2023:5006Vendor Advisory
- https://access.redhat.com/errata/RHSA-2023:6130Vendor Advisory
- https://access.redhat.com/errata/RHSA-2023:6842Vendor Advisory
- https://access.redhat.com/errata/RHSA-2023:7479Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2023-5408Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2242173Issue Tracking, Vendor Advisory
- https://github.com/openshift/kubernetes/pull/1736Issue Tracking
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.