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Red Hat Security Advisory 2013-1373-03

Red Hat Security Advisory 2013-1373-03
Posted Sep 30, 2013
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2013-1373-03 - JBoss Remoting is a framework for building distributed applications in Java. A denial of service flaw was found in the implementation of the org.jboss.remoting.transport.socket.ServerThread class in JBoss Remoting. An attacker could use this flaw to exhaust all available file descriptors on the target server, preventing legitimate connections. Note that to exploit this flaw remotely, the remoting port must be exposed directly or indirectly.

tags | advisory, java, denial of service
systems | linux, redhat
advisories | CVE-2013-4210
SHA-256 | ddea4eefe0ddb69240fa95146916bba81da877d0f75d2b461375422c1266a816

Red Hat Security Advisory 2013-1373-03

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

Synopsis: Moderate: jboss-remoting security update
Advisory ID: RHSA-2013:1373-01
Product: Red Hat JBoss BRMS
Advisory URL: https://rhn.redhat.com/errata/RHSA-2013-1373.html
Issue date: 2013-09-30
CVE Names: CVE-2013-4210
=====================================================================

1. Summary:

An update for the JBoss Remoting component of Red Hat JBoss BRMS 5.3.1 that
fixes one security issue is now available from the Red Hat Customer Portal.

The Red Hat Security Response Team has rated this update as having moderate
security impact. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available from the CVE link in
the References section.

2. Description:

JBoss Remoting is a framework for building distributed applications in
Java.

A denial of service flaw was found in the implementation of the
org.jboss.remoting.transport.socket.ServerThread class in JBoss Remoting.
An attacker could use this flaw to exhaust all available file descriptors
on the target server, preventing legitimate connections. Note that to
exploit this flaw remotely, the remoting port must be exposed directly or
indirectly (for example, deploying a public facing application that uses
JBoss Remoting could indirectly expose this flaw). (CVE-2013-4210)

This issue was discovered by James Livingston of the Red Hat Support
Engineering Group.

All users of Red Hat JBoss BRMS 5.3.1 as provided from the Red Hat Customer
Portal are advised to apply this update.

3. Solution:

The References section of this erratum contains a download link (you must
log in to download the update). Before applying the update, backup your
existing JBoss Enterprise BRMS Platform installation (including its
databases, applications, configuration files, and so on).

Note that it is recommended to halt the JBoss Enterprise BRMS Platform
server by stopping the JBoss Application Server process before installing
this update, and then after installing the update, restart the JBoss
Enterprise BRMS Platform server by starting the JBoss Application Server
process.

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

994321 - CVE-2013-4210 JBoss Remoting: DoS by file descriptor exhaustion

5. References:

https://www.redhat.com/security/data/cve/CVE-2013-4210.html
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=brms&downloadType=securityPatches&version=5.3.1

6. Contact:

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

Copyright 2013 Red Hat, Inc.
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