QID 770099

QID 770099: Red Hat OpenShift Container Platform 4.5 Security Update (RHSA-2021-0429)

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):
  • jenkins: xss vulnerability in notification bar (cve-2021-21603)
  • jenkins: improper handling of rest api xml deserialization errors (cve-2021-21604)
  • jenkins: path traversal vulnerability in agent names (cve-2021-21605)
  • jenkins: stored xss vulnerability in button labels (cve-2021-21608)
  • jenkins: reflected xss vulnerability in markup formatter preview (cve-2021-21610)
  • jenkins: stored xss vulnerability on new item page (cve-2021-21611)
  • ant: insecure temporary file vulnerability (cve-2020-1945)
  • ant: insecure temporary file (cve-2020-11979)
  • jenkins: arbitrary file read vulnerability in workspace browsers (cve-2021-21602)
  • jenkins: arbitrary file existence check in file fingerprints (cve-2021-21606)
  • jenkins: excessive memory allocation in graph urls leads to denial of service (cve-2021-21607)
  • jenkins: filesystem traversal by privileged users (cve-2021-21615)
  • jenkins: missing permission check for paths with specific prefix (cve-2021-21609)

Affected Products:

  • Red Hat openshift container platform 4.5 for rhel 8 x86_64
  • Red Hat openshift container platform 4.5 for rhel 7 x86_64
  • Red Hat openshift container platform for power 4.5 for rhel 8 ppc64le
  • Red Hat openshift container platform for power 4.5 for rhel 7 ppc64le
  • Red Hat openshift container platform for ibm z and linuxone 4.5 for rhel 8 s390x
  • Red Hat openshift container platform for ibm z and linuxone 4.5 for rhel 7 s390x



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 High - 8 severity.
  • CVSS V2 rated as High - 6 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-2021:0429 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 770099

    CVE-2020-1945 | CVE-2020-11979 | CVE-2021-21602 | CVE-2021-21603 | CVE-2021-21604 | CVE-2021-21605 | CVE-2021-21606 | CVE-2021-21607 | CVE-2021-21608 | CVE-2021-21609 | CVE-2021-21610 | CVE-2021-21611 | CVE-2021-21615 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:0429 Red Hat Enterprise Linux CoreOS URL Logo access.redhat.com/errata/RHSA-2021:0429
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