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AUSCERT External Security Bulletin Redistribution
Important: jakarta-commons-fileupload security update
16 October 2013
AusCERT Security Bulletin Summary
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 5
Red Hat Enterprise Linux Server 6
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Overwrite Arbitrary Files -- Remote/Unauthenticated
Create Arbitrary Files -- Remote/Unauthenticated
CVE Names: CVE-2013-2186
Comment: This advisory references vulnerabilities in products which run on
platforms other than Red Hat. It is recommended that administrators
running jakarta-commons-fileupload check for an updated version of
the software for their operating system.
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Red Hat Security Advisory
Synopsis: Important: jakarta-commons-fileupload security update
Advisory ID: RHSA-2013:1428-01
Product: Red Hat JBoss Web Server
Advisory URL: https://rhn.redhat.com/errata/RHSA-2013-1428.html
Issue date: 2013-10-15
CVE Names: CVE-2013-2186
An updated jakarta-commons-fileupload package that fixes one security issue
is now available for Red Hat JBoss Web Server 1.0.2 for Red Hat Enterprise
Linux 5 and 6.
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. Relevant releases/architectures:
Red Hat JBoss Web Server 1.0 for RHEL 6 Server - noarch
Red Hat JBoss Web Server 1.0 for RHEL 5 Server - noarch
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.
Warning: Before applying the update, back up your existing Red Hat
JBoss Enterprise Web Server installation (including all applications and
All users of Red Hat JBoss Web Server 1.0.2 on Red Hat Enterprise Linux
5 and 6 are advised to upgrade to this updated package. The JBoss server
process must be restarted for the update to take effect.
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
5. Bugs fixed (http://bugzilla.redhat.com/):
974814 - CVE-2013-2186 Apache commons-fileupload: Arbitrary file upload via deserialization
6. Package List:
Red Hat JBoss Web Server 1.0 for RHEL 5 Server:
Red Hat JBoss Web Server 1.0 for RHEL 6 Server:
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
The Red Hat security contact is <firstname.lastname@example.org>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2013 Red Hat, Inc.
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