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AUSCERT External Security Bulletin Redistribution
ESB-2019.0124
Security Bulletin: IBM Integration Bus affected by WAS is susceptible to
TLS downgrade if using FIPS and JVM property if using non
WAS keystore/truststore
14 January 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Integration Bus
Publisher: IBM
Operating System: AIX
HP-UX
Linux variants
Windows
Solaris
Impact/Access: Access Privileged Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-1719
Reference: ESB-2019.0082
ESB-2019.0031
ESB-2018.3152
ESB-2018.3027
ESB-2018.2786
ESB-2018.2743
ESB-2018.2742
ESB-2018.0660.9
Original Bulletin:
https://www-01.ibm.com/support/docview.wss?uid=ibm10794673
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Security Bulletin: IBM Integration Bus affected by WAS is susceptible to TLS
downgrade if using FIPS and JVM property if using non WAS keystore/truststore
More support for: IBM Integration Bus
Software version: All Versions
Operating system(s): AIX, HP-UX, Linux, Solaris, Windows
Reference #: 0794673
Modified date: 11 January 2019
Summary
IBM Integration Bus ships with a version of the WSRR thin client which is
susceptible to vulnerabilities which were reported and have been addressed'
Vulnerability Details
CVEID: CVE-2018-1719
DESCRIPTION: IBM WebSphere Application Server could provide weaker than
expected security under certain conditions. This could result in a downgrade of
TLS protocol. A remote attacker could exploit this vulnerability to perform
man-in-the-middle attacks.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
147292 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:N/A:N)
Affected Products and Versions
IBM Integration Bus V10.0.0.0 - V10.0.0.15
IBM Integration Bus V9.0.0.0 - V9.0.0.11
WebSphere Message Broker V8.0.0.0 - V8.0.0.9
Remediation/Fixes
+------------------------------+----------------------------+---------+---------------------------------------------------------------------------+
|Product |VRMF |APAR |Remediation/Fixes |
+------------------------------+----------------------------+---------+---------------------------------------------------------------------------+
|IBM Integration Bus |V10.0.0.0 - V10.0.0.15 |IT26893 |The fix is available as Interim Fixes here - IBM Fix Central |
+------------------------------+----------------------------+---------+---------------------------------------------------------------------------+
|IBM Integration Bus |V9.0.0.0 - V9.0.0.11 |IT26893 | Contact IBM support to request for Fix APAR |
+------------------------------+----------------------------+---------+---------------------------------------------------------------------------+
|WebSphere Message Broker |V8.0.0.0 - V8.0.0.9 |IT26893 |Contact IBM support to request for Fix APAR |
+------------------------------+----------------------------+---------+---------------------------------------------------------------------------+
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Reference
Complete CVSS v3 Guide
On-line Calculator v3
Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
10th January 2019
*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.
- --------------------------END INCLUDED TEXT--------------------
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