RHSA-2020:5529 - Security Advisory

标题

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.

描述

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.

解决方案

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-openshift-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

受影响的产品

• Red Hat OpenShift Container Platform 4.5 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform 4.4 for RHEL 8 x86_64

修复

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

CVE

• CVE-2020-10695

参考

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/articles/4859371