QID 770037

Date Published: 2021-06-21

QID 770037: Red Hat OpenShift Container Platform 4.4.19 Security Update (RHSA-2020:3579)

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: Node disk DOS by writing to container /etc/hosts (CVE-2020-8557)

Affected Products:
Red Hat OpenShift Container Platform 4.4 for RHEL 8 x86_64
Red Hat OpenShift Container Platform 4.4 for RHEL 7 x86_64
Red Hat OpenShift Container Platform for Power 4.4 for RHEL 7 ppc64le
Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.4 for RHEL 7 s390x

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

  • CVSS V3 rated as Medium - 5.5 severity.
  • CVSS V2 rated as Low - 2.1 severity.
    • Solution

    Customers are advised to upgrade to the latest patch level. Please refer to Red Hat security advisory RHSA-2020:3579 to address this issue.

    Vendor References

    CVEs related to QID 770037

    CVE-2020-8557 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2020:3579 Red Hat Enterprise Linux CoreOS URL Logo access.redhat.com/errata/RHSA-2020:3579?language=en
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