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Red Hat Security Advisory 2020-5529-01

Red Hat Security Advisory 2020-5529-01
Posted Dec 16, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-5529-01 - Red Hat Single Sign-On is an integrated sign-on solution, available as a Red Hat JBoss Middleware for OpenShift containerized image. The Red Hat Single Sign-On for OpenShift image provides an authentication server that you can use to log in centrally, log out, and register. You can also manage user accounts for web applications, mobile applications, and RESTful web services. This erratum releases a new image for Red Hat Single Sign-On 7.4.4 on OpenJDK for operation within the OpenShift Container Platform of versions 3.10, 3.11, up to the 4.6 cloud computing Platform-as-a-Service for on-premise or private cloud deployments, aligning with the standalone product release.

tags | advisory, web
systems | linux, redhat
advisories | CVE-2020-10695
SHA-256 | c8667d05672a7134e2473f7c7c1241e6b4c9460d2fb4d9decab3ae62cb3f82fe

Red Hat Security Advisory 2020-5529-01

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====================================================================
Red Hat Security Advisory

Synopsis: Moderate: Red Hat Single Sign-On 7.4.4 on OpenJDK for OpenShift image security update
Advisory ID: RHSA-2020:5529-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2020:5529
Issue date: 2020-12-15
CVE Names: CVE-2020-10695
====================================================================
1. Summary:

A new image is available for Red Hat Single Sign-On 7.4.4 on OpenJDK,
running on OpenShift Container Platform of versions 3.10, 3.11, up to the
4.6.

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 Single Sign-On is an integrated sign-on solution, available as a
Red Hat JBoss Middleware for OpenShift containerized image. The Red Hat
Single Sign-On for OpenShift image provides an authentication server that
you can use to log in centrally, log out, and register. You can also manage
user accounts for web applications, mobile applications, and RESTful web
services.

This erratum releases a new image for Red Hat Single Sign-On 7.4.4 on
OpenJDK for operation within the OpenShift Container Platform of versions
3.10, 3.11, up to the 4.6 cloud computing Platform-as-a-Service (PaaS) for
on-premise or private cloud deployments, aligning with the standalone
product release.

Security Fix(es):

* containers/redhat-sso-7: /etc/passwd is given incorrect privileges
(CVE-2020-10695)

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:

To update to the latest Red Hat Single Sign-On 7.4.4 on OpenJDK for
OpenShift image, follow these steps to pull in the content:

1. On your master hosts, ensure you are logged into the CLI as a
cluster administrator or user with project administrator access
to the global "openshift" project. For example:

$ oc login -u system:admin

2. Update the core set of Red Hat Single Sign-On resources for OpenShift
in the "openshift" project by running the following commands:

$ for resource in sso74-image-stream.json \
sso74-https.json \
sso74-ocp4-x509-https.json \
sso74-ocp4-x509-postgresql-persistent.json \
sso74-postgresql.json \
sso74-postgresql-persistent.json \
sso74-x509-https.json \
sso74-x509-postgresql-persistent.json
do
oc replace -n openshift --force -f \
https://raw.githubusercontent.com/jboss-container-images/redhat-sso-7-opens
hift-image/v7.4.4.GA/templates/${resource}
done

3. Install the Red Hat Single Sign-On 7.4.4 on OpenJDK for OpenShift
streams in the "openshift" project by running the following commands:

$ oc -n openshift import-image rh-sso-7/sso74-openshift-rhel8
- --from=registry.redhat.io/rh-sso-7/sso74-openshift-rhel8:7.4 --confirm

4. Bugs fixed (https://bugzilla.redhat.com/):

1817530 - CVE-2020-10695 containers/redhat-sso-7: /etc/passwd is given incorrect privileges

5. References:

https://access.redhat.com/security/cve/CVE-2020-10695
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/articles/4859371

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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