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Red Hat Security Advisory 2013-1429-01

Red Hat Security Advisory 2013-1429-01
Posted Oct 16, 2013
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2013-1429-01 - The Apache Commons FileUpload component can be used to add a file upload capability to your applications. A flaw was found in the way the DiskFileItem class handled NULL characters in file names. A remote attacker able to supply a serialized instance of the DiskFileItem class, which will be deserialized on a server, could use this flaw to write arbitrary content to any location on the server that is accessible to the user running the application server process. All users of Red Hat JBoss Web Server 1.0.2 as provided from the Red Hat Customer Portal are advised to apply this update.

tags | advisory, remote, web, arbitrary, file upload
systems | linux, redhat
advisories | CVE-2013-2186
MD5 | de7a2d7fde5cc6b4a9f2a252afc64006

Red Hat Security Advisory 2013-1429-01

Change Mirror Download
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=====================================================================
Red Hat Security Advisory

Synopsis: Important: jakarta-commons-fileupload security update
Advisory ID: RHSA-2013:1429-01
Product: Red Hat JBoss Web Server
Advisory URL: https://rhn.redhat.com/errata/RHSA-2013-1429.html
Issue date: 2013-10-15
CVE Names: CVE-2013-2186
=====================================================================

1. Summary:

An update for Red Hat JBoss Web Server 1.0.2 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
important 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:

The Apache Commons FileUpload component can be used to add a file upload
capability to your applications.

A flaw was found in the way the DiskFileItem class handled NULL characters
in file names. A remote attacker able to supply a serialized instance of
the DiskFileItem class, which will be deserialized on a server, could use
this flaw to write arbitrary content to any location on the server that is
accessible to the user running the application server process.
(CVE-2013-2186)

All users of Red Hat JBoss Web Server 1.0.2 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, back up your
existing Red Hat JBoss Enterprise Web Server installation (including all
applications and configuration files).

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

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

974814 - CVE-2013-2186 Apache commons-fileupload: Arbitrary file upload via deserialization

5. References:

https://www.redhat.com/security/data/cve/CVE-2013-2186.html
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=webserver&downloadType=securityPatches&version=1.0.2

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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