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Security Bulletin: Information Disclosure Vulnerability in IBM WebSphere Portal (CVE-2017-1423)

Security Bulletin


IBM WebSphere Portal has addressed an information disclosure vulnerability related to the Web Application Bridge component (CVE-2017-1423).

Vulnerability Details

CVEID: CVE-2017-1423
DESCRIPTION: IBM WebSphere Portal exposes backend server URLs that are configured for usage by the Web Application Bridge component.
CVSS Base Score: 5.3
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Affected Product

Affected Versions
IBM WebSphere Portal - CF15
IBM WebSphere Portal - CF15








IBM WebSphere Portal 9.0 PI83352

Upgrade to Cumulative Fix 15 (CF15) or higher and apply the listed additional manual steps *).

IBM WebSphere Portal 8.5 PI83352

Upgrade to Cumulative Fix 15 (CF15) or higher and apply the listed additional manual steps *).


*) Additional manual steps:

  1. Log into the WebSphere Integrated Solutions Console as an admin user.
  2. In the menu on the left, select Resources -> Resource Environment -> Resource Environment Providers
  3. In the list of Resource Environment Providers, click on the "WP ConfigService" one.
  4. Click on "Custom properties" under the "Additional Properties" heading.
  5. Click on the "New..." button.
  6. In the "Name" field, enter "wab.url.mapping.enabled" (without the quotes).
  7. In the "Value" field, enter "true" (without the quotes).
  8. Click the "OK" button.
  9. Click the "Save directly to the master configuration" link.
  10. Restart WebSphere Portal.


Workarounds and Mitigations


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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

15 December 2017: Original Version Published
25 September 2018: Clarified that manual steps are required in CF15 and higher

*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.


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.

Document information

More support for: WebSphere Portal

Component: --

Software version: 8.5, 9.0

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

Reference #: 2011400

Modified date: 25 September 2018