QID 239471

Date Published: 2021-07-07

QID 239471: Red Hat Update for OpenShift Container Platform 3.11 (RHSA-2021:2517)

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 RPM packages for Red Hat OpenShift Container Platform 3.11.462. See the following advisory for the container images for this release:https://access.redhat.com/errata/RHBA-2021:2516 Space precludes documenting all of the bug fixes and enhancements in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes:https://docs.openshift.com/container-platform/3.11/release_notes/ocp_3_11_release_notes.html All OpenShift Container Platform 3.11 users are advised to upgrade to these updated packages and images.

Security Fix(es): jenkins-2-plugins/config-file-provider: Does not configure its XML parser to prevent XML external entity (XXE)
attacks. (CVE-2021-21642) jetty: local temporary directory hijacking vulnerability (CVE-2020-27216) jetty: buffer not correctly recycled in Gzip Request inflation (CVE-2020-27218) jetty: request containing multiple Accept headers with a large number of "quality" parameters may lead to DoS (CVE-2020-27223) jenkins-2-plugins/config-file-provider: Does not correctly perform permission checks in several HTTP endpoints. (CVE-2021-21643) jenkins-2-plugins/config-file-provider: does not require POST requests for an HTTP endpoint, resulting in a cross-site request forgery (CSRF)
vulnerability. (CVE-2021-21644) jenkins-2-plugins/config-file-provider: Does not perform permission checks in several HTTP endpoints. (CVE-2021-21645)

Affected Products:

Red Hat OpenShift Container Platform 3.11 x86_64
Red Hat OpenShift Container Platform for Power 3.11 ppc64le

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

  • CVSS V3 rated as Critical - 8.1 severity.
  • CVSS V2 rated as Medium - 5.8 severity.
    • Solution
    Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

    Refer to Red Hat security advisory RHSA-2021:2517 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239471

    CVE-2020-27216 | CVE-2020-27218 | CVE-2020-27223 | CVE-2021-21642 | CVE-2021-21643 | CVE-2021-21644 | CVE-2021-21645 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:2517 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:2517?language=en
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