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Red Hat Security Advisory 2017-2547-01

Red Hat Security Advisory 2017-2547-01
Posted Aug 29, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-2547-01 - 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 6.4.5 serves as a replacement for Red Hat JBoss BRMS 6.4.4, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix: A deserialization flaw was discovered in the jackson-databind which could allow an unauthenticated user to perform code execution by sending the maliciously crafted input to the readValue method of the ObjectMapper.

tags | advisory, code execution
systems | linux, redhat
advisories | CVE-2014-9970, CVE-2017-5662, CVE-2017-7525
MD5 | 7d85d8c4e4963b184230b5810640cee0

Red Hat Security Advisory 2017-2547-01

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=====================================================================
Red Hat Security Advisory

Synopsis: Important: Red Hat JBoss BRMS 6.4.5 security update
Advisory ID: RHSA-2017:2547-01
Product: Red Hat JBoss BRMS
Advisory URL: https://access.redhat.com/errata/RHSA-2017:2547
Issue date: 2017-08-29
CVE Names: CVE-2014-9970 CVE-2017-5662 CVE-2017-7525
=====================================================================

1. Summary:

An update is now available for Red Hat JBoss BRMS.

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 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 6.4.5 serves as a replacement for Red
Hat JBoss BRMS 6.4.4, and includes bug fixes and enhancements, which are
documented in the Release Notes document linked to in the References.

Security Fix(es):

* A deserialization flaw was discovered in the jackson-databind which could
allow an unauthenticated user to perform code execution by sending the
maliciously crafted input to the readValue method of the ObjectMapper.
(CVE-2017-7525)

* A vulnerability was found in Jasypt that would allow an attacker to
perform a timing attack on password hash comparison. (CVE-2014-9970)

* An XXE vulnerability was found in Apache Batik which could allow a remote
attacker to retrieve the files on the vulnerable server's filesystem by
uploading specially crafted SVG images. The vulnerability could also allow
a denial of service condition by performing an amplification attack.
(CVE-2017-5662)

Red Hat would like to thank Liao Xinxi (NSFOCUS) for reporting
CVE-2017-7525.

3. Solution:

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/):

1443592 - CVE-2017-5662 batik: XML external entity processing vulnerability
1455566 - CVE-2014-9970 jasypt: Vulnerable to timing attack against the password hash comparison
1462702 - CVE-2017-7525 jackson-databind: Deserialization vulnerability via readValue method of ObjectMapper

5. References:

https://access.redhat.com/security/cve/CVE-2014-9970
https://access.redhat.com/security/cve/CVE-2017-5662
https://access.redhat.com/security/cve/CVE-2017-7525
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=brms&downloadType=securityPatches&version=6.4
https://access.redhat.com/documentation/en/red-hat-jboss-brms/

6. Contact:

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

Copyright 2017 Red Hat, Inc.
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