ESB-2018.0109 - [Win][Linux][IBM i][HP-UX][Solaris][AIX] IBM WebSphere Portal: Cross-site scripting - Existing account 2018-01-10

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0109
       Security Bulletin: Cross-Site Scripting Vulnerability in IBM
                     WebSphere Portal (CVE-2018-1361)
                              10 January 2018

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

Product:           IBM WebSphere Portal
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   IBM i
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Cross-site Scripting -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1361  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22012409

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Security Bulletin: Cross-Site Scripting Vulnerability in IBM WebSphere Portal
(CVE-2018-1361)

Document information

More support for: WebSphere Portal

Software version: 8.5, 9.0

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows

Reference #: 2012409

Modified date: 09 January 2018

Security Bulletin

Summary

A fix is available for a cross-site scripting vulnerability in IBM WebSphere 
Portal (CVE-2018-1361).

Vulnerability Details

CVEID: CVE-2018-1361

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/137158 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

Remediation/Fixes

Product 		VRMF 	APARs 		Fix

IBM WebSphere Portal 	9.0 	PI92039		Upgrade to Cumulative Fix 15 (CF15) and then apply the Interim Fix PI92039.

						--or--

						Upgrade to Cumulative Fix 16 (CF16), targeted for 2Q 2018.

						(Combined Cumulative Fixes for WebSphere Portal 9.0)

IBM WebSphere Portal 	8.5 	PI92039		Upgrade to Cumulative Fix 15 (CF15) and then apply the Interim Fix PI92039.

						--or--

						Upgrade to Cumulative Fix 16 (CF16), targeted for 2Q 2018.

						(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0)

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Change History

9 January 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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