ESB-2018.1951 - [Linux] Red Hat Decision Manager: Multiple vulnerabilities 2018-07-06

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.1951
        Red Hat Decision Manager 7.0.1 bug fix and security update
                                6 July 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Red Hat Decision Manager
Publisher:         Red Hat
Operating System:  Linux variants
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-8088 CVE-2016-6346 

Reference:         ESB-2018.1508
                   ESB-2018.0037
                   ESB-2017.0682

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2018:2143

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                   Red Hat Security Advisory

Synopsis:          Important: Red Hat Decision Manager 7.0.1 bug fix and security update
Advisory ID:       RHSA-2018:2143-01
Product:           Red Hat Decision Manager
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:2143
Issue date:        2018-07-05
CVE Names:         CVE-2016-6346 CVE-2018-8088 
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1. Summary:

An update is now available for Red Hat Decision Manager.

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.

2. Description:

Red Hat Decision Manager is an open source decision management platform
that combines business rules management, complex event processing, Decision
Model & Notation (DMN) execution, and Business Optimizer for solving
planning problems. It automates business decisions and makes that logic
available to the entire business. 

This release of Red Hat Decision Manager 7.0.1 serves as an update to Red
Hat Decision Manager 7.0.0, and includes bug fixes and enhancements, which
are documented in the Release Notes document linked to in the References.

Security Fix(es):

* RESTEasy: Abuse of GZIPInterceptor in RESTEasy can lead to denial of
service attack (CVE-2016-6346)

* slf4j: Deserialisation vulnerability in EventData constructor can allow
for arbitrary code execution (CVE-2018-8088)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank Chris McCown for reporting CVE-2018-8088 and
Mikhail Egorov (Odin) for reporting CVE-2016-6346.

3. Solution:

For on-premise installations, 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; after installing the update,
restart the server by starting the JBoss Application Server process.

The References section of this erratum contains a download link (you must
log in to download the update).

4. Bugs fixed (https://bugzilla.redhat.com/):

1372120 - CVE-2016-6346 RESTEasy: Abuse of GZIPInterceptor in RESTEasy can lead to denial of service attack
1548909 - CVE-2018-8088 slf4j: Deserialisation vulnerability in EventData constructor can allow for arbitrary code execution

5. References:

https://access.redhat.com/security/cve/CVE-2016-6346
https://access.redhat.com/security/cve/CVE-2018-8088
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&product=rhdm&version=7.0.1
https://access.redhat.com/documentation/en/red_hat_decision_manager/7.0/

6. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2018 Red Hat, Inc.
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