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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2689 OpenShift Container Platform 4.3.31 openshift security update 6 August 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: OpenShift Container Platform 4.3.31 openshift Publisher: Red Hat Operating System: Red Hat Impact/Access: Increased Privileges -- Remote/Unauthenticated Unauthorised Access -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-8558 Reference: ESB-2020.2555 ESB-2020.2490 ESB-2020.2375 ESB-2020.2374 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:3183 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: OpenShift Container Platform 4.3.31 openshift security update Advisory ID: RHSA-2020:3183-01 Product: Red Hat OpenShift Enterprise Advisory URL: https://access.redhat.com/errata/RHSA-2020:3183 Issue date: 2020-08-05 CVE Names: CVE-2020-8558 ===================================================================== 1. Summary: An update for openshift is now available for Red Hat OpenShift Container Platform 4.3. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. 2. Relevant releases/architectures: Red Hat OpenShift Container Platform 4.3 - ppc64le, s390x, x86_64 3. Description: 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: A flaw was found in Kubernetes that allows attackers on adjacent networks to reach services exposed on localhost ports, previously thought to be unreachable. This flaw allows an attacker to gain privileges or access confidential information for any services listening on localhost ports that are not protected by authentication. (CVE-2020-8558) 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. 4. Solution: For OpenShift Container Platform 4.3 see the following documentation, which will be updated shortly for release 4.3.32, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.3/release_notes/ocp-4-3-rel ease-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.3/updating/updating-cluster - - -cli.html. 5. Bugs fixed (https://bugzilla.redhat.com/): 1843358 - CVE-2020-8558 kubernetes: node localhost services reachable via martian packets 6. Package List: Red Hat OpenShift Container Platform 4.3: Source: openshift-4.3.31-202007280738.p0.git.0.9884401.el7.src.rpm ppc64le: openshift-hyperkube-4.3.31-202007280738.p0.git.0.9884401.el7.ppc64le.rpm s390x: openshift-hyperkube-4.3.31-202007280738.p0.git.0.9884401.el7.s390x.rpm x86_64: openshift-hyperkube-4.3.31-202007280738.p0.git.0.9884401.el7.x86_64.rpm Red Hat OpenShift Container Platform 4.3: Source: openshift-4.3.31-202007280738.p0.git.0.9884401.el8.src.rpm ppc64le: openshift-hyperkube-4.3.31-202007280738.p0.git.0.9884401.el8.ppc64le.rpm s390x: openshift-hyperkube-4.3.31-202007280738.p0.git.0.9884401.el8.s390x.rpm x86_64: openshift-hyperkube-4.3.31-202007280738.p0.git.0.9884401.el8.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-8558 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXyqGttzjgjWX9erEAQjvAg//eZNG8aO45brdJbQcxI23jdlmrDYDUKPR aoUSuqMw7EiqI5UjVI5x52Hp6x3t7W2YJKHj9Xeu0qLd0MwCNJX3fiqLoOVA/olJ YZrblECFfqlXuwSlvFOlUTKCtFX0I99GPBmI0bieIjOeTWAtYeOpbg4IUwDCXo8D 6nfaPJYe1WNE2oqnk2mJhL2zdgEsV4UcsnT4+I6cv9W3TaHxumodSFaA8e8aYGQ+ 3jDkkX+HZBQqrnYMG1DoirAgTS+v3jemb6qunci9dR37Vy/UXgb/xIk2YT1aUOox h3pqljjEAUKcmS04nytlBnRqCwaEYp30d1ki+02ntICGlUcAHFR3G/ePnIgbgd/7 Qn0k5dO9aY+dmwpAO8FawSsI+LEqwqBwxXEOJYeMQYwl+vfFpSKyXI/R18etoOfP Dbsh/5PKng0PCX6mdXaCfo1NrKpWOPGTus58eVSBBjDdVrP+7KyDOkPQlbGMxbMH ELdXjPvvWpAqGmikpeiuaEVG0lbjkaKAu5e1jpRp/VAkbJyzKks3BONO5UidjwzA aVHwi2otc9gETlPMVPovLPIPfZBvjWVKLXsy529G4SHLfD7xYiUz5nFAwQjT2WkC J5jW/MxLtYWNtNkEwH7GTuL0MdGyY4IFmYQG0mZtNj+YoAkiZ3RM9hatR/Y6Jk7g SFNTavsL2hs= =euBG - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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