Red Hat JBoss FileUpload Bug Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1029871 |
SecurityTracker URL: http://securitytracker.com/id/1029871
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CVE Reference:
CVE-2014-0050
(Links to External Site)
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Updated: May 22 2014
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Original Entry Date: Mar 6 2014
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in JBoss. A remote user can cause denial of service conditions.
A remote user can send a multipart request with a specially crafted Content-Type header to to trigger a flaw in the Apache Commons FileUpload component and cause JBoss Web to enter an infinite loop.
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Impact:
A remote user can cause the target service to enter an infinite loop.
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Solution:
The vendor has issued a fix.
The vendor's advisories are available at:
https://rhn.redhat.com/errata/RHSA-2014-0252.html
https://rhn.redhat.com/errata/RHSA-2014-0253.html
https://rhn.redhat.com/errata/RHSA-2014-0373.html
https://rhn.redhat.com/errata/RHSA-2014-0400.html
https://rhn.redhat.com/errata/RHSA-2014-0401.html
https://rhn.redhat.com/errata/RHSA-2014-0473.html
https://rhn.redhat.com/errata/RHSA-2014-0525.html
https://rhn.redhat.com/errata/RHSA-2014-0526.html
https://rhn.redhat.com/errata/RHSA-2014-0527.html
https://rhn.redhat.com/errata/RHSA-2014-0528.html
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Vendor URL: rhn.redhat.com/errata/RHSA-2014-0252.html (Links to External Site)
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Cause:
Input validation error, State error
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Underlying OS: Linux (Red Hat Enterprise)
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Underlying OS Comments: 5, 6
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Subject: [RHSA-2014:0252-01] Moderate: Red Hat JBoss Enterprise Application Platform 6.2.1 security update
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-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
=====================================================================
Red Hat Security Advisory
Synopsis: Moderate: Red Hat JBoss Enterprise Application Platform 6.2.1 security update
Advisory ID: RHSA-2014:0252-01
Product: Red Hat JBoss Enterprise Application Platform
Advisory URL: https://rhn.redhat.com/errata/RHSA-2014-0252.html
Issue date: 2014-03-05
CVE Names: CVE-2014-0050
=====================================================================
1. Summary:
An update for Red Hat JBoss Enterprise Application Platform 6.2.1 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:
Red Hat JBoss Enterprise Application Platform 6 is a platform for Java
applications based on JBoss Application Server 7.
A denial of service flaw was found in the way Apache Commons FileUpload,
which is embedded in the JBoss Web component of JBoss EAP, handled
small-sized buffers used by MultipartStream. A remote attacker could use
this flaw to create a malformed Content-Type header for a multipart
request, causing JBoss Web to enter an infinite loop when processing such
an incoming request. (CVE-2014-0050)
All users of Red Hat JBoss Enterprise Application Platform 6.2.1 as
provided from the Red Hat Customer Portal are advised to apply this update.
The JBoss server process must be restarted for the update to take effect.
3. Solution:
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 Red Hat JBoss Enterprise Application Platform installation and
deployed applications.
4. Bugs fixed (https://bugzilla.redhat.com/):
1062337 - CVE-2014-0050 apache-commons-fileupload: denial of service due to too-small buffer size used by MultipartStream
5. References:
https://www.redhat.com/security/data/cve/CVE-2014-0050.html
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=appplatform&downloadType=securityPatches&version=6.2.0
https://access.redhat.com/site/solutions/625683
6. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2014 Red Hat, Inc.
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