RHSA-2015:1538 - Security Advisory

Topic

Red Hat JBoss BRMS 6.1.2, which fixes two security issues, several bugs,
and adds various enhancements, is now available from the Red Hat
Customer Portal.

Red Hat Product Security has rated this update as having Moderate security
impact. Common Vulnerability Scoring System (CVSS) base scores, which give
detailed severity ratings, are available for each vulnerability from the
CVE links in the References section.

Description

Red Hat JBoss BRMS is a business rules management system for the
management, storage, creation, modification, and deployment of JBoss Rules.

This release of Red Hat JBoss BRMS 6.1.2 serves as a replacement for Red
Hat JBoss BRMS 6.1.0, and includes bug fixes and enhancements, which are
documented in the README.txt file included with the patch files.

The following security issues are also fixed with this release:

It was found that Apache Camel's XML converter performed XML External
Entity (XXE) expansion. A remote attacker able to submit an SAXSource
containing an XXE declaration could use this flaw to read files accessible
to the user running the application server, and potentially perform other
more advanced XXE attacks. (CVE-2015-0263)

It was found that Apache Camel performed XML External Entity (XXE)
expansion when evaluating invalid XML Strings or invalid XML GenericFile
objects. A remote attacker able to submit a crafted XML message could use
this flaw to read files accessible to the user running the application
server, and potentially perform other more advanced XXE attacks.
(CVE-2015-0264)

All users of Red Hat JBoss BRMS 6.1.0 as provided from the Red Hat Customer
Portal are advised to upgrade to Red Hat JBoss BRMS 6.1.2.

Solution

The References section of this erratum contains a download link (you must
log in to download the update). Before applying the update, back up your
existing installation, including all applications, configuration files,
databases and database settings, and so on.

It is recommended to halt the server by stopping the JBoss Application
Server process before installing this update, and then after installing the
update, restart the server by starting the JBoss Application Server
process.

Affected Products

• Red Hat JBoss Middleware Text-Only Advisories for MIDDLEWARE 1 x86_64

Fixes

• BZ - 1203341 - CVE-2015-0264 Camel: XXE via XPath expression evaluation
• BZ - 1203344 - CVE-2015-0263 Camel: XXE in via SAXSource expansion

CVEs

• CVE-2015-0263
• CVE-2015-0264

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=brms&downloadType=securityPatches&version=6.1.0