QID 770031

Date Published: 2021-06-21

QID 770031: Red Hat OpenShift Container Platform 4.2.36 Security Update (RHSA-2020:2592)

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. The Container Network Interface (CNI)
project consists of a specification and libraries for writing plug-ins for configuring network interfaces in Linux containers, along with a number of supported plug-ins. CNI concerns itself only with network connectivity of containers and removing allocated resources when the container is deleted.

Security Fix(es):
containernetworking/plugins: IPv6 router advertisements allowed for MitM attacks on IPv4 clusters (CVE-2020-10749)

Affected Products:
Red Hat OpenShift Container Platform 4.2 for RHEL 8 x86_64
Red Hat OpenShift Container Platform 4.2 for RHEL 7 x86_64
Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.2 for RHEL 8 s390x

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

  • CVSS V3 rated as High - 6 severity.
  • CVSS V2 rated as High - 6 severity.
    • Solution

    Customers are advised to upgrade to the latest patch level. Please refer to Red Hat security advisory RHSA-2020:2592 to address this issue.

    Vendor References

    CVEs related to QID 770031

    CVE-2020-10749 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2020:2592 Red Hat Enterprise Linux CoreOS URL Logo access.redhat.com/errata/RHSA-2020:2592?language=en
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