ESB-2018.2750 - [Win][Linux][HP-UX][Solaris][AIX] IBM WebSphere eXtreme Scale: Modify arbitrary files - Remote/unauthenticated 2018-09-14

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2750
            Security Bulletin: A Vulnerability in Java runtime
          environment that IBM provides affects WebSphere eXtreme
                                   Scale
                             14 September 2018

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

Product:           IBM WebSphere eXtreme Scale
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Modify Arbitrary Files   -- Remote/Unauthenticated
                   Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-2783  

Reference:         ESB-2018.2587
                   ESB-2018.2507
                   ESB-2018.2463

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10718453

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Security Bulletin: A Vulnerability in Java runtime environment that IBM
provides affects WebSphere eXtreme Scale

Document information

More support for: WebSphere eXtreme Scale

Software version: 7.1, 7.1.1, 8.5, 8.6

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

Reference #: 0718453

Modified date: 12 September 2018

Summary

There is a vulnerability in IBM(R) Runtime Environment Java(TM) Version 6, 7 and 8
used by WebSphere Extreme Scale. The issue was disclosed as part of the IBM
SDK, Java(TM) Technology Edition update in April 2018.

Vulnerability Details

If you run your own Java code using the Java Runtime that IBM provides with
this product, then evaluate your code to determine whether the complete list
of vulnerabilities are applicable to your code. For a complete list of
vulnerabilities, refer to the "IBM SDK, Java Technology Edition Security
Bulletin" located in the "References" section, for more information.

CVEID:  CVE-2018-2783
DESCRIPTION:  An unspecified vulnerability related to the Java SE Security
component might allow an unauthenticated attacker to cause
high-confidentiality impact, high-integrity impact, and no availability
impact.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
141939 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)

Affected Products and Versions

WebSphere Extreme Scale: 7.1.0
WebSphere Extreme Scale: 7.1.1
WebSphere Extreme Scale: 8.5.0
WebSphere Extreme Scale: 8.6.0
WebSphere Extreme Scale: 8.6.1

Remediation/Fixes

+-------------+---------+---------+------------------------------------------+
|   Product   |  VRMF   |  APAR   |          Remediation/First Fix           |
+-------------+---------+---------+------------------------------------------+
| WebSphere   |         |         | Refer to the Version 7.1 table in the    |
| eXtreme     | 7.1.0.3 | PH00361 | Recommended Fixes page for WebSphere     |
| Scale       |         |         | eXtreme Scale.                           |
+-------------+---------+---------+------------------------------------------+
| WebSphere   |         |         | Refer to the Version 7.1.1 table in the  |
| eXtreme     | 7.1.1.1 | PH00404 | Recommended Fixes page for WebSphere     |
| Scale       |         |         | eXtreme Scale.                           |
+-------------+---------+---------+------------------------------------------+
| WebSphere   |         |         | Refer to the Version 8.5 table in the    |
| eXtreme     | 8.5.0.3 | PH00404 | Recommended Fixes page for WebSphere     |
| Scale       |         |         | eXtreme Scale.                           |
+-------------+---------+---------+------------------------------------------+
| WebSphere   |         |         | Refer to the Version 8.6 table in the    |
| eXtreme     | 8.6.0.8 | PH00404 | Recommended Fixes page for WebSphere     |
| Scale       |         |         | eXtreme Scale.                           |
+-------------+---------+---------+------------------------------------------+
| WebSphere   |         |         | Refer to the Version 8.6.1 table in the  |
| eXtreme     | 8.6.1.2 | PH00404 | Recommended Fixes page for WebSphere     |
| Scale       |         |         | eXtreme Scale.                           |
+-------------+---------+---------+------------------------------------------+

Workarounds and Mitigations

None

Change History

12 September 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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