ESB-2018.0552 - [Win][UNIX/Linux] IBM WebSphere Portal: Cross-site scripting - Remote with user interaction 2018-02-23

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0552
            Cross-site scripting fixed in IBM WebSphere Portal
                             23 February 2018

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

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

Product:           IBM WebSphere Portal
Publisher:         IBM
Operating System:  Windows
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Cross-site Scripting -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1416  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22013706

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: Cross-Site Scripting Vulnerability in IBM WebSphere Portal
(CVE-2018-1416)

Security Bulletin

Document information

Software version: 7.0, 8.0, 8.5, 9.0
Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS
Reference #: 2013706
Modified date: 22 February 2018

Summary

A fix is available for a cross-site scripting vulnerability in IBM WebSphere
Portal (CVE-2018-1416).

Vulnerability Details

CVEID: CVE-2018-1416
DESCRIPTION: IBM WebSphere Portal is vulnerable to cross-site scripting. This
vulnerability allows users to embed arbitrary JavaScript code in the Web UI
thus altering the intended functionality potentially leading to credentials
disclosure within a trusted session.
CVSS Base Score: 6.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
138822 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

Affected Products and Versions

+-------------------------------------------------+
|   Affected Product    |    Affected Versions    |
|-----------------------+-------------------------|
|IBM WebSphere Portal   |9.0.0.0 - 9.0.0.0 CF15   |
|-----------------------+-------------------------|
|IBM WebSphere Portal   |8.5.0.0 - 8.5.0.0 CF15   |
|-----------------------+-------------------------|
|IBM WebSphere Portal   |8.0.0.0 - 8.0.0.1 CF22   |
|-----------------------+-------------------------|
|IBM WebSphere Portal   |7.0.0.0 - 7.0.0.2 CF30   |
+-------------------------------------------------+


For unsupported versions IBM recommends upgrading to a fixed, supported version
of the product.


Remediation/Fixes

+-----------------------------------------------------------------------------+
|Product     |VRMF      |APARs  |Fix                                          |
|------------+----------+-------+---------------------------------------------|
|IBM         |9.0       |PI92964|              # Upgrade to Cumulative Fix 15 |
|WebSphere   |          |       |                (CF15) and then apply the    |
|Portal      |          |       |                Interim Fix PI92964.         |
|            |          |       |                                             |
|            |          |       |-- or --                                     |
|            |          |       |                                             |
|            |          |       |              # Upgrade to Cumulative Fix 16 |
|            |          |       |                (CF16), targeted for 2Q 2018.|
|            |          |       |                                             |
|            |          |       |(Combined Cumulative Fixes for WebSphere     |
|            |          |       |Portal 9.0 )                                 |
|------------+----------+-------+---------------------------------------------|
|IBM         |8.5       |PI92964|              # Upgrade to Cumulative Fix 15 |
|WebSphere   |          |       |                (CF15) and then apply the    |
|Portal      |          |       |                Interim Fix PI92964.         |
|            |          |       |                                             |
|            |          |       |-- or --                                     |
|            |          |       |                                             |
|            |          |       |              # Upgrade to Cumulative Fix 16 |
|            |          |       |                (CF16), targeted for 2Q 2018.|
|            |          |       |                                             |
|            |          |       |(Combined Cumulative Fixes for WebSphere     |
|            |          |       |Portal 8.5.0.0 )                             |
|------------+----------+-------+---------------------------------------------|
|IBM         |8.0.0     |PI92964|              # Upgrade to Fix Pack 8.0.0.1  |
|WebSphere   |through   |       |                with Cumulative Fix 22 (CF22)|
|Portal      |8.0.0.1   |       |                and then apply the Interim   |
|            |          |       |                Fix PI92964.                 |
|            |          |       |                                             |
|            |          |       |-- or --                                     |
|            |          |       |                                             |
|            |          |       |              # Upgrade to Fix Pack 8.0.0.1  |
|            |          |       |                with Cumulative Fix 23       |
|            |          |       |                (CF23), targeted for 2Q 2018.|
|            |          |       |                                             |
|            |          |       |(Combined Cumulative Fixes for WebSphere     |
|            |          |       |Portal 8.0.0.1)                              |
|------------+----------+-------+---------------------------------------------|
|IBM         |7.0.0     |PI92964|              # Upgrade to Fix Pack 7.0.0.2  |
|WebSphere   |through   |       |                with Cumulative Fix 30 (CF30)|
|Portal      |7.0.0.2   |       |                and then apply the Interim   |
|            |          |       |                Fix PI92964.                 |
|            |          |       |                                             |
|            |          |       |(Combined Cumulative fixes for WebSphere     |
|            |          |       |Portal 7.0.0.2)                              |
+-----------------------------------------------------------------------------+


Workarounds and Mitigations

None

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.

Change History

22 February 2018: Original version 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.

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