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             AUSCERT External Security Bulletin Redistribution

                               ESB-2016.2136
        Security Bulletin: Open Redirect vulnerability in WebSphere
                Application Server Liberty (CVE-2016-3040)
                             13 September 2016

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM WebSphere Application Server Liberty
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   IBM i
                   Linux variants
                   Solaris
                   Windows
                   z/OS
Impact/Access:     Provide Misleading Information -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2016-3040  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg21986715

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Security Bulletin: Open Redirect vulnerability in WebSphere Application
Server Liberty (CVE-2016-3040)

Security Bulletin

Document information

More support for:

WebSphere Application Server

Liberty

Software version:

Not Applicable

Operating system(s):

AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS

Software edition:

Liberty

Reference #:

1986715

Modified date:

2016-09-12

Summary

There is a potential for an open redirect vulnerability when using WebSphere
Application Server Liberty Profile.

Vulnerability Details

CVEID:

CVE-2016-3040

DESCRIPTION:

IBM WebSphere Application Server Liberty could allow a remote attacker to
conduct phishing attacks, caused by an open redirect vulnerability. An
attacker could exploit this vulnerability to redirect a victim to arbitrary
Web sites.

CVSS Base Score: 6.3

CVSS Temporal Score: See

https://exchange.xforce.ibmcloud.com/vulnerabilities/114636

for the current score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N)

Affected Products and Versions

This vulnerability affects IBM WebSphere Application Server Liberty

Remediation/Fixes

The recommended solution is to apply the interim fix, Fix Pack or PTF
containing APAR PI63929 for each named product as soon as practical.

For WebSphere Application Server Liberty:

Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix

PI63929

- --OR--

 Apply Fix Pack 16.0.0.3 or later (targeted to be available 16 September
2016).

Workarounds and Mitigations

none

Get Notified about Future Security Bulletins

Subscribe to

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to be notified of important product support alerts like this.

Important note

IBM strongly suggests that all System z customers be subscribed to the System
z Security Portal to receive the latest critical System z security and
integrity service. If you are not subscribed, see the instructions on the

System z Security web site

Security and integrity APARs and associated fixes will be posted to this
portal. IBM suggests reviewing the CVSS scores and applying all security or
integrity fixes as soon as possible to minimize any potential risk.

References

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

12 September 2016: original document published

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact
of this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

- --------------------------END INCLUDED TEXT--------------------

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