(RHSA-2023:116467) Important: Red Hat OpenShift Enterprise security update

2023-06-2713:22:54

access.redhat.com

red hat

openshift

kubernetes

security update

low-latency

container images

ddos attack

cve-2023-44487

cve-2023-39325

cvss score

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.3 High

AI Score

Confidence

Low

0.732 High

EPSS

Percentile

98.1%

JSON

Red Hat OpenShift Container Platform is Red Hat’s cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.

This advisory contains the extra low-latency container images for Red Hat OpenShift Container Platform 4.14. See the following advisory for the container images for this release:

https://access.redhat.com/errata/RHSA-2023:5006

Security Fix(es):

golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487) (CVE-2023-39325)
HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.