QID 770029

Date Published: 2021-06-21

QID 770029: Red Hat OpenShift Container Platform 4.3.25 Security Update (RHSA-2020:2440)

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

Security Fix(es):
kubernetes: A server side request forgery (SSRF) in the kube-controller-manager allows certain authorized users to leak up to 500 bytes of arbitrary information from the master's host network (CVE-2020-8555)

Affected Products:
Red Hat OpenShift Container Platform 4.3 for RHEL 8 x86_64
Red Hat OpenShift Container Platform 4.3 for RHEL 7 x86_64
Red Hat OpenShift Container Platform for Power 4.3 for RHEL 8 ppc64le
Red Hat OpenShift Container Platform for Power 4.3 for RHEL 7 ppc64le
Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.3 for RHEL 8 s390x
Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.3 for RHEL 7 s390x

A successful exploitation could allow an attacker to execute an arbitrary code on the system.

  • CVSS V3 rated as High - 6.3 severity.
  • CVSS V2 rated as Medium - 3.5 severity.
    • Solution

    Customers are advised to upgrade to the latest patch level. Please refer to Red Hat security advisory RHSA-2020:2440 to address this issue.

    Vendor References

    CVEs related to QID 770029

    CVE-2020-8555 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2020:2440 Red Hat Enterprise Linux CoreOS URL Logo access.redhat.com/errata/RHSA-2020:2440?language=en
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