Issued:
2015-12-07
Updated:
2015-12-07

RHSA-2015:2559 - Critical: Red Hat JBoss BRMS 6.2.0 update

Synopsis

Critical: Red Hat JBoss BRMS 6.2.0 update

Type/Severity

Security Advisory Critical

Topic

Red Hat JBoss BRMS 6.2.0, which fixes three 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 Critical 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 6.2.0 serves as a replacement for Red Hat JBoss BRMS 6.1.2, and includes bug fixes and enhancements. Refer to the Red Hat JBoss BRMS 6.2.0 Release Notes for information on the most significant of these changes. The Release Notes are available at https://access.redhat.com/documentation/en/red-hat-jboss-brms/

The following security issues are also fixed with this release:

It was found that the Apache commons-collections library permitted code execution when deserializing objects involving a specially constructed chain of classes. A remote attacker could use this flaw to execute arbitrary code with the permissions of the application using the commons-collections library. (CVE-2015-7501)

Further information about this security flaw may be found at: https://access.redhat.com/solutions/2045023

It was found that batik was vulnerable to XML External Entity attacks when parsing SVG files. A remote attacker able to send malicious SVG content to the affected server could use this flaw to read files accessible to the user running the application server, and potentially perform other more advanced XXE attacks. (CVE-2015-0250)

It was found that jsoup did not properly validate user-supplied HTML content; certain HTML snippets could get past the validator without being detected as unsafe. A remote attacker could use a specially crafted HTML snippet to execute arbitrary web script in the user's browser. (CVE-2015-6748)

All users of Red Hat JBoss BRMS 6.1.2 as provided from the Red Hat Customer Portal are advised to upgrade to Red Hat JBoss BRMS 6.2.0.

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

ProductVersionArch
Red Hat JBoss MiddlewareText-Only Advisoriesx86_64

Fixes

CVEs

References

Additional information