Security Advisory Low: Red Hat JBoss Web Framework Kit 2.4.0 update

Advisory: RHSA-2013:1771-1
Type: Security Advisory
Severity: Low
Issued on: 2013-11-27
Last updated on: 2013-11-27
Affected Products:
CVEs ( CVE-2013-4112


Red Hat JBoss Web Framework Kit 2.4.0, which fixes one security issue,
various bugs, and adds enhancements, is now available from the Red Hat
Customer Portal.

The Red Hat Security Response Team has rated this update as having low
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.

Red Hat JBoss Web Framework Kit combines popular open source web frameworks
into a single solution for Java applications.

This release serves as a replacement for Red Hat JBoss Web Framework Kit
2.3.0, and includes bug fixes and enhancements. Refer to the 2.4.0
Release Notes for information on the most significant of these changes,
available shortly from

This release also fixes the following security issue:

A flaw was found in JGroup's DiagnosticsHandler that allowed an attacker on
an adjacent network to reuse the credentials from a previous successful
authentication. This could be exploited to read diagnostic information
(information disclosure) and attain limited remote code execution.

All users of Red Hat JBoss Web Framework Kit 2.3.0 as provided from the Red
Hat Customer Portal are advised to upgrade to Red Hat JBoss Web Framework
Kit 2.4.0.


The References section of this erratum contains a download link (you must
log in to download the update). Before applying this update, back up your
existing installation of Red Hat JBoss Enterprise Application Platform or
Red Hat JBoss Web Server, and applications deployed to it.

The JBoss server process must be restarted for this update to take effect.

Updated packages

Bugs fixed (see bugzilla for more information)

983489 - CVE-2013-4112 JGroups: Authentication via cached credentials


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