ESB-2019.0776 - [Win][Linux][Solaris][AIX] WebSphere Service Registry and Repository: Multiple vulnerabilities 2019-03-12

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.0776
 IBM Security Bulletin: Vulnerabilities identified in IBM Java SDK affect
 WebSphere Service Registry and Repository and WebSphere Service Registry
         and Repository Studio (CVE-2018-12547 and CVE-2019-2426)
                               12 March 2019

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

Product:           WebSphere Service Registry and Repository
Publisher:         IBM
Operating System:  AIX
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
                   Access Confidential Data        -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-2426 CVE-2018-12547 

Reference:         ASB-2019.0018
                   ESB-2019.0698
                   ESB-2019.0665
                   ESB-2019.0313

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10874918

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Vulnerabilities identified in IBM Java SDK affect WebSphere Service Registry
and Repository and WebSphere Service Registry and Repository Studio
(CVE-2018-12547 and CVE-2019-2426)

Product:             WebSphere Service Registry and Repository

Component:           Security

Software version:    8.0, 8.5

Operating system(s): AIX, Linux, Solaris, Windows

Software edition:    All Editions

Reference #:         0874918

Security Bulletin

Summary

Vulnerabilities in IBM SDK Java Technology Edition, Versions 7 and 8 used by
WebSphere Service Registry and Repository and WebSphere Service Registry and
Repository Studio. These issues were disclosed as part of the IBM Java SDK
updates in January 2019.

These issues are also addressed by WebSphere Application Server Network
Deployment shipped with WebSphere Service Registry and Repository.

Vulnerability Details

CVEID: CVE-2018-12547
DESCRIPTION: Eclipse OpenJ9 is vulnerable to a buffer overflow, caused by
improper bounds checking by the jio_snprintf()and jio_vsnprintf() functions. By
sending an overly long argument, a remote attacker could overflow a buffer and
execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
157512 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID: CVE-2019-2426
DESCRIPTION: An unspecified vulnerability related to the Java SE Networking
component could allow an unauthenticated attacker to obtain sensitive
information resulting in a low confidentiality impact using unknown attack
vectors.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
155744 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

WebSphere Service Registry and Repository and WebSphere Service Registry and
Repository Studio V8.0 and V8.5 are affected.

Remediation/Fixes

For all releases of WebSphere Service Registry and Repository Studio, upgrade
to WebSphere Service Registry and Repository Studio V8.5.6.2_IJ14435

For WebSphere Service Registry and Repository the issues are addressed by
WebSphere Application Server.

+--------------------------------------+--------------------------------------+
|   Principal Product and Version(s)   |   Affected Supporting Product and    |
|                                      |               Version                |
+--------------------------------------+--------------------------------------+
|    WebSphere Service Registry and    | WebSphere Application Server V8.5.5  |
|           Repository V8.5            |                                      |
+--------------------------------------+--------------------------------------+
|    WebSphere Service Registry and    |  WebSphere Application Server V8.0   |
|           Repository V8.0            |                                      |
+--------------------------------------+--------------------------------------+

Refer to the following security bulletinfor vulnerability details and
information about fixes addressed by WebSphere Application Server shipped with
WebSphere Service Registry and Repository:

Security Bulletin: Multiple Vulnerabilities in IBM Java SDK affectWebSphere
Application Server January 2019CPU

Note the following Flash before upgrading WebSphere Application Server:

WebSphere Service Registry and Repository: Read First before upgrading to
WebSphere Application Server V8.5.5 Fix Pack 14

Workarounds and Mitigations

None

Reference

Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

8th March 2019: 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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