ESB-2018.3804 - [Win][Linux][IBM i][HP-UX][Solaris][AIX] IBM WebSphere Application Server: Access confidential data - Existing account 2018-12-07

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             AUSCERT External Security Bulletin Redistribution

     Potential information disclosure in WebSphere Application Server
                              7 December 2018


        AusCERT Security Bulletin Summary

Product:           IBM WebSphere Application Server
Publisher:         IBM
Operating System:  AIX
                   IBM i
                   Linux variants
Impact/Access:     Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1957  

Original Bulletin:

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

Security Bulletin: Potential information disclosure in WebSphere Application
Server (CVE-2018-1957)

Document information
Software version: 9.0
Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS
Software edition: Advanced, Base, Developer, Enterprise, Express, Liberty,
Network Deployment, Single Server
Reference #: 0744247
Modified date: 06 December 2018


There is a potential information disclosure in WebSphere Application Server

Vulnerability Details

CVEID: CVE-2018-1957
DESCRIPTION: IBM WebSphere Application Server could allow sensitive information
to be available caused by mishandling of data by the application based on an
incorrect return by the httpServletRequest#authenticate() API when an
unprotected URI is accessed.
CVSS Base Score: 4
CVSS Temporal Score: See
153629 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM WebSphere
Application Server:

  * Version 9.0


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

For WebSphere Application Server traditional:

For V9.0.0.0 through
- - Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix PH04562
- --OR--
- - Apply Fix Pack or later (targeted availability 4Q 2018).

Change History

06 December 2018: original document published

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