RHSA-2020:3453 - Security Advisory

Topic

An update for jenkins-2-plugins and python-rsa 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 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.

Description

The Matrix Project is a module which handles creating Jenkins multi-configuration projects (matrix projects). Matrix Authorization allows configuring the lowest level permissions, such as starting new builds, configuring items, or deleting them, individually.

Python-RSA is a RSA implementation in Python. It can be used as a Python library as well as the commandline utility.

Security Fix(es):

• jenkins-2-plugins/matrix-project: Stored XSS vulnerability in single axis builds tooltips (CVE-2020-2224)
• jenkins-2-plugins/matrix-project: Stored XSS vulnerability in multiple axis builds tooltips (CVE-2020-2225)
• jenkins-2-plugins/matrix-auth: Stored XSS vulnerability in Matrix Authorization Strategy Plugin (CVE-2020-2226)
• python-rsa: decryption of ciphertext leads to DoS (CVE-2020-13757)

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.

Solution

For OpenShift Container Platform 4.5 see the following documentation, which
will be updated shortly for release 4.5.6, 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-release-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.

Affected Products

• Red Hat OpenShift Container Platform 4.5 for RHEL 7 x86_64
• Red Hat OpenShift Container Platform for Power 4.5 for RHEL 7 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.5 for RHEL 7 s390x

Fixes

• BZ - 1848507 - CVE-2020-13757 python-rsa: decryption of ciphertext leads to DoS
• BZ - 1857436 - CVE-2020-2224 jenkins-2-plugins/matrix-project: Stored XSS vulnerability in single axis builds tooltips
• BZ - 1857439 - CVE-2020-2225 jenkins-2-plugins/matrix-project: Stored XSS vulnerability in multiple axis builds tooltips
• BZ - 1857441 - CVE-2020-2226 jenkins-2-plugins/matrix-auth: Stored XSS vulnerability in Matrix Authorization Strategy Plugin

CVEs

• CVE-2020-2181
• CVE-2020-2182
• CVE-2020-2224
• CVE-2020-2225
• CVE-2020-2226
• CVE-2020-13757

References

• https://access.redhat.com/security/updates/classification/#important