Security Bulletin
Summary
OpenSSL vulnerabilities were disclosed on May 3, 2016 by the OpenSSL Project. The DataDirect ODBC Drivers used by WebSphere Message Broker and IBM Integration Bus have addressed the applicable CVEs.
Vulnerability Details
CVEID: CVE-2016-2107
DESCRIPTION: OpenSSL could allow a remote attacker to obtain sensitive information, caused by an error when the connection uses an AES CBC cipher and the server support AES-NI. A remote user with the ability to conduct a man-in-the-middle attack could exploit this vulnerability via the POODLE (Padding Oracle On Downgraded Legacy Encryption) attack to decrypt traffic.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112854 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
CVEID: CVE-2016-2176
DESCRIPTION: OpenSSL could allow a remote attacker to obtain sensitive information, by sending an overly long ASN.1 string to the X509_NAME_oneline() function; an attacker could exploit this vulnerability to return arbitrary stack data in the buffer.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112858 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
Affected Products and Versions
IBM Integration Bus V10.0, V9.0
WebSphere Message Broker V8.0
Remediation/Fixes
For users of ODBC SSL using the DataDirect drivers:
| Product | VRMF | APAR | Remediation/Fix |
| IBM Integration Bus | V10 | IT16038 | The APAR is available in fix pack 10.0.0.6 https://www-304.ibm.com/support/docview.wss?uid=swg24042654 |
| IBM Integration Bus | V9 | IT10511, IT16038 | The APAR is available in fix pack 9.0.0.6 https://www-304.ibm.com/support/docview.wss?uid=swg24042598 |
| WebSphere Message Broker | V8 | IT14826, IT16038, IT15532 | The APAR is available in fix pack 8.0.0.8 https://www-304.ibm.com/support/docview.wss?uid=swg24042925 |
For unsupported versions of the product, IBM recommends upgrading to a fixed, supported version/release/platform of the product.
The planned maintenance release dates for WebSphere Message Broker and IBM Integration Bus are available at :
http://www.ibm.com/support/docview.wss?uid=swg27006308
Workarounds and Mitigations
None
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Important Note
IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.
References
Change History
xx- Nov-2016 - 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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Product Synonym
WMB IIB
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Document Information
More support for:
IBM Integration Bus
Software version:
10.0, 9.0
Operating system(s):
AIX, HP-UX, Linux, Solaris, Windows
Document number:
555287
Modified date:
23 March 2020
UID
swg21992894