Security Bulletin: IBM Storage Fusion HCI is vulnerable to elevated privileges due to OpenShift.

Summary

OpenShift included with IBM Storage Fusion HCI is affected by the CVE listed below. CVE-2023-5408.

Vulnerability Details

CVEID:CVE-2023-5408
**DESCRIPTION:**OpenShift Kubernetes could allow a local authenticated attacker to gain elevated privileges on the system, caused by a flaw in the node restriction admission plugin. By sending a specially crafted request, an authenticated attacker could exploit this vulnerability to gain elevated privileges.
CVSS Base score: 8.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/270452 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)|**Version(s)
**
—|—
IBM Storage Fusion HCI| 2.3.0 - 2.7.2

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now.

Upgrade to 2.8.0 - see README for upgrade instructions

or update OpenShift to a remediated version

• If you are running OpenShift 4.14 or higher, your OpenShift cluster is not affected
• If you are running OpenShift 4.12, upgrade to at least 4.12.44 or higher or to 4.14, or upgrade IBM Storage Fusion HCI to v2.8.0

Workarounds and Mitigations

NA