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Red Hat Security Advisory
Synopsis: Moderate: jenkins security update
Advisory ID: RHSA-2016:1206-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2016:1206
Issue date: 2016-06-06
CVE Names: CVE-2016-3721 CVE-2016-3722 CVE-2016-3723
CVE-2016-3724 CVE-2016-3725 CVE-2016-3726
CVE-2016-3727
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1. Summary:
An updated Jenkins package and image that includes security fixes are now
available for Red Hat OpenShift Enterprise 3.2.
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 Enterprise 3.1 – noarch, x86_64
Red Hat OpenShift Enterprise 3.2 – noarch, x86_64
3. Description:
OpenShift Enterprise by Red Hat is the company’s cloud computing Platform-
as-a-Service (PaaS) solution designed for on-premise or private cloud
deployments.
Jenkins is a continuous integration server that monitors executions of
repeated jobs, such as building a software project or jobs run by cron.
Security Fix(es):
* The Jenkins continuous integration server has been updated to upstream
version 1.651.2 LTS that addresses a large number of security issues,
including open redirects, a potential denial of service, unsafe handling of
user provided environment variables and several instances of sensitive
information disclosure. (CVE-2016-3721, CVE-2016-3722, CVE-2016-3723,
CVE-2016-3724, CVE-2016-3725, CVE-2016-3726, CVE-2016-3727)
Refer to the changelog listed in the References section for a list of
changes.
This update includes the following image:
openshift3/jenkins-1-rhel7:1.651.2-4
All OpenShift Enterprise 3.2 users are advised to upgrade to the updated
package and image.
4. Solution:
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1333133 – better retry in accessing replication controllers from openshift jenkin-plugin
1335415 – CVE-2016-3721 jenkins: Arbitrary build parameters are passed to build scripts as environment variables (SECURITY-170)
1335416 – CVE-2016-3722 jenkins: Malicious users with multiple user accounts can prevent other users from logging in (SECURITY-243)
1335417 – CVE-2016-3723 jenkins: Information on installed plugins exposed via API (SECURITY-250)
1335418 – CVE-2016-3724 jenkins: Encrypted secrets (e.g. passwords) were leaked to users with permission to read configuration (SECURITY-266)
1335420 – CVE-2016-3725 jenkins: Regular users can trigger download of update site metadata (SECURITY-273)
1335421 – CVE-2016-3726 jenkins: Open redirect to scheme-relative URLs (SECURITY-276)
1335422 – CVE-2016-3727 jenkins: Granting the permission to read node configurations allows access to overall system configuration (SECURITY-281)
6. Package List:
Red Hat OpenShift Enterprise 3.1:
Source:
jenkins-1.651.2-1.el7.src.rpm
jenkins-plugin-openshift-pipeline-1.0.12-1.el7.src.rpm
noarch:
jenkins-1.651.2-1.el7.noarch.rpm
x86_64:
jenkins-plugin-openshift-pipeline-1.0.12-1.el7.x86_64.rpm
Red Hat OpenShift Enterprise 3.2:
Source:
jenkins-1.651.2-1.el7.src.rpm
jenkins-plugin-openshift-pipeline-1.0.12-1.el7.src.rpm
noarch:
jenkins-1.651.2-1.el7.noarch.rpm
x86_64:
jenkins-plugin-openshift-pipeline-1.0.12-1.el7.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-2016-3721
https://access.redhat.com/security/cve/CVE-2016-3722
https://access.redhat.com/security/cve/CVE-2016-3723
https://access.redhat.com/security/cve/CVE-2016-3724
https://access.redhat.com/security/cve/CVE-2016-3725
https://access.redhat.com/security/cve/CVE-2016-3726
https://access.redhat.com/security/cve/CVE-2016-3727
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 2016 Red Hat, Inc.
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