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AUSCERT External Security Bulletin Redistribution
ESB-2015.0571
Security Bulletin: TLS padding vulnerability affects IBM
WebSphere MQ Internet Pass-Thru V2.0 (CVE-2014-8730)
11 March 2015
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM WebSphere MQ
Publisher: IBM
Operating System: AIX
HP-UX
Linux variants
Solaris
Windows
Impact/Access: Access Privileged Data -- Remote with User Interaction
Reduced Security -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2014-8730
Reference: ESB-2015.0377
ESB-2015.0213
ESB-2015.0210
ESB-2015.0179
ESB-2015.0178
ESB-2015.0134
Original Bulletin:
http://www-01.ibm.com/support/docview.wss?uid=swg21698835
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Security Bulletin: TLS padding vulnerability affects IBM WebSphere MQ Internet
Pass-Thru V2.0 (CVE-2014-8730)
Document information
More support for:
WebSphere MQ
MQIPT
Software version:
2.0, 2.1
Operating system(s):
AIX, HP-UX, Linux, Solaris, Windows
Software edition:
All Editions
Reference #:
1698835
Modified date:
2015-03-10
Security Bulletin
Summary
Transport Layer Security (TLS) padding vulnerability via a POODLE (Padding
Oracle On Downgraded Legacy Encryption) like attack affects some versions of
IBM WebSphere MQ Internet Pass-Thru (SupportPac MS81).
Vulnerability Details
CVE-ID: CVE-2014-8730
DESCRIPTION:
IBM WebSphere MQ Internet Pass-Thru V2.0 could allow a remote attacker to
obtain sensitive information, caused by the failure to check the contents of
the padding bytes when using CBC cipher suites of some TLS implementations. A
remote user with the ability to conduct a man-in-the-middle attack could
exploit this vulnerability via a POODLE (Padding Oracle On Downgraded Legacy
Encryption) like attack to decrypt sensitive information and calculate the
plaintext of secure connections.
CVSS Base Score: 4.3
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/99216 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Affected Products and Versions
Version 2.0 and earlier releases of IBM WebSphere MQ Internet Pass-Thru are
affected.
Version 2.1 and later releases of IBM WebSphere MQ Internet Pass-Thru are NOT
affected.
Remediation/Fixes
IBM WebSphere MQ Internet Pass-Thru V2.0 and earlier
All users should migrate to Version 2.1.0.0 or higher of the IBM WebSphere MQ
Internet Pass-Thru SupportPac MS81.
Workarounds and Mitigations
None.
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alerts like this.
References
Complete CVSS Guide
On-line Calculator V2
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
10th March 2015 - 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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