JBoss Authentication Flaw in JGroups Lets Remote Users Bypass Security Restrictions on the Target System
SecurityTracker Alert ID: 1036165|
SecurityTracker URL: http://securitytracker.com/id/1036165
(Links to External Site)
Updated: Jun 30 2016|
Original Entry Date: Jun 24 2016
Disclosure of system information, Host/resource access via network, Modification of system information|
Fix Available: Yes Vendor Confirmed: Yes |
Version(s): EAP 5.2, 6.4, 7.0; Data Grid 6.6|
A vulnerability was reported in JBoss. A remote user can bypass security controls on the target system.|
JGroups does not properly authenticate new nodes joining the cluster. A remote user can bypass security controls on the target system to send and receive messages within the cluster, obtain potentially sensitive information, or spoof messages.
Red Hat JBoss Enterprise Application Platform and Red Hat JBoss Data Grid are affected.
Dennis Reed (Red Hat) reported this vulnerability.
A remote user can bypass security controls on the target system.|
Red Hat has issued a fix.|
The Red Hat advisories are available at:
Vendor URL: rhn.redhat.com/errata/RHSA-2016-1333.html (Links to External Site)
|Underlying OS: Linux (Red Hat Enterprise)|
This archive entry has one or more follow-up message(s) listed below.|
Source Message Contents
Subject: [RHSA-2016:1333-01] Critical: Red Hat JBoss Enterprise Application Platform 7.0 security update|
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Red Hat Security Advisory
Synopsis: Critical: Red Hat JBoss Enterprise Application Platform 7.0 security update
Advisory ID: RHSA-2016:1333-01
Product: Red Hat JBoss Enterprise Application Platform
Advisory URL: https://rhn.redhat.com/errata/RHSA-2016-1333.html
Issue date: 2016-06-23
CVE Names: CVE-2016-2141
A security update is now available for Red Hat JBoss Enterprise Application
Platform from the Customer Portal.
Red Hat Product Security has rated this update as having a security impact
of Critical. 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.
Red Hat JBoss Enterprise Application Platform 7 is a platform for Java
applications based on Wildfly.
This asynchronous patch is a security update for JGroups package in Red Hat
JBoss Enterprise Application Platform 7.0. More information about this
vulnerability is available at: https://access.redhat.com/articles/2360521
* It was found that JGroups did not require necessary headers for encrypt
and auth protocols from new nodes joining the cluster. An attacker could
use this flaw to bypass security restrictions, and use this vulnerability
to send and receive messages within the cluster, leading to information
disclosure, message spoofing, or further possible attacks. (CVE-2016-2141)
The CVE-2016-2141 issue was discovered by Dennis Reed (Red Hat).
Before applying this update, back up your existing Red Hat JBoss Enterprise
Application Platform installation and deployed applications.
The JBoss server process must be restarted for the update to take effect.
4. Bugs fixed (https://bugzilla.redhat.com/):
1313589 - CVE-2016-2141 Authorization bypass in JGroups
The Red Hat security contact is <firstname.lastname@example.org>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2016 Red Hat, Inc.
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