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AUSCERT External Security Bulletin Redistribution
ESB-2020.2375
OpenShift Container Platform 4.5 container image security update
14 July 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: OpenShift Container Platform 4.5 container image
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Red Hat Enterprise Linux Server 8
Red Hat Enterprise Linux WS/Desktop 8
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Cross-site Scripting -- Remote with User Interaction
Denial of Service -- Existing Account
Unauthorised Access -- Remote/Unauthenticated
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-11023 CVE-2020-11022 CVE-2020-10749
CVE-2020-9283 CVE-2020-8558 CVE-2019-11358
CVE-2019-11254
Reference: ESB-2019.2074
ESB-2019.2037
ESB-2019.1806
ESB-2019.1571
ESB-2019.1360
Original Bulletin:
https://access.redhat.com/errata/RHSA-2020:2412
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Red Hat Security Advisory
Synopsis: Moderate: OpenShift Container Platform 4.5 container image security update
Advisory ID: RHSA-2020:2412-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2412
Issue date: 2020-07-13
CVE Names: CVE-2019-11254 CVE-2019-11358 CVE-2020-8558
CVE-2020-9283 CVE-2020-10749 CVE-2020-11022
CVE-2020-11023
=====================================================================
1. Summary:
An update is now available for Red Hat OpenShift Container Platform 4.5.
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. 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):
* golang.org/x/crypto: Processing of crafted ssh-ed25519 public keys
allowed for panic (CVE-2020-9283)
* kubernetes: Denial of service in API server via crafted YAML payloads by
authorized users (CVE-2019-11254)
* js-jquery: prototype pollution in object's prototype led to denial of
service or remote code execution or property injection (CVE-2019-11358)
* kubernetes: node localhost services reachable via martian packets
(CVE-2020-8558)
* containernetworking/plugins: IPv6 router advertisements allowed for MitM
attacks on IPv4 clusters (CVE-2020-10749)
* jquery: Cross-site scripting due to improper injQuery.htmlPrefilter
method (CVE-2020-11022)
* jQuery: passing HTML containing <option> elements to manipulation methods
could result in untrusted code execution (CVE-2020-11023)
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.
3. Solution:
For OpenShift Container Platform 4.5 see the following documentation, which
will be updated shortly for release 4.5.1, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:
https://docs.openshift.com/container-platform/4.5/release_notes/ocp-4-5-rel
ease-notes.html
Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.5/updating/updating-cluster
- - -cli.html.
4. Bugs fixed (https://bugzilla.redhat.com/):
1701972 - CVE-2019-11358 js-jquery: prototype pollution in object's prototype leading to denial of service or remote code execution or property injection
1804533 - CVE-2020-9283 golang.org/x/crypto: Processing of crafted ssh-ed25519 public keys allows for panic
1819486 - CVE-2019-11254 kubernetes: Denial of service in API server via crafted YAML payloads by authorized users
1828406 - CVE-2020-11022 jquery: Cross-site scripting due to improper injQuery.htmlPrefilter method
1833220 - CVE-2020-10749 containernetworking/plugins: IPv6 router advertisements allow for MitM attacks on IPv4 clusters
1843358 - CVE-2020-8558 kubernetes: node localhost services reachable via martian packets
1850004 - CVE-2020-11023 jQuery: passing HTML containing <option> elements to manipulation methods could result in untrusted code execution
5. References:
https://access.redhat.com/security/cve/CVE-2019-11254
https://access.redhat.com/security/cve/CVE-2019-11358
https://access.redhat.com/security/cve/CVE-2020-8558
https://access.redhat.com/security/cve/CVE-2020-9283
https://access.redhat.com/security/cve/CVE-2020-10749
https://access.redhat.com/security/cve/CVE-2020-11022
https://access.redhat.com/security/cve/CVE-2020-11023
https://access.redhat.com/security/updates/classification/#moderate
6. 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.
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