RHSA-2021:2431: Red Hat Security Advisory: OpenShift Container Platform 4.5.41 security update

Red Hat OpenShift Container Platform release 4.5.41 is now available with updates to packages and images that fix several bugs and add enhancements. Red Hat Product Security has rated this update as having a security impact of [[Important]]. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.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 4.5.41. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHSA-2021:2430 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) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es):
• Placeholder bug for OCP 4.5.41 rpm release (BZ#1972114) Related CVEs:
• CVE-2020-27216: jetty: local temporary directory hijacking vulnerability
• CVE-2020-27218: jetty: buffer not correctly recycled in Gzip Request inflation
• CVE-2020-27223: jetty: request containing multiple Accept headers with a large number of “quality” parameters may lead to DoS
• CVE-2021-21642: jenkins-2-plugins/config-file-provider: Does not configure its XML parser to prevent XML external entity (XXE) attacks.
• CVE-2021-21643: jenkins-2-plugins/config-file-provider: Does not correctly perform permission checks in several HTTP endpoints.
• CVE-2021-21644: 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-2021-21645: jenkins-2-plugins/config-file-provider: Does not perform permission checks in several HTTP endpoints.