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Security Bulletin: A security vulnerability has been identified in WebSphere Application Server shipped with IBM Business Monitor (CVE-2015-0138)

Security Bulletin


WebSphere Application Server is shipped as a component of IBM Business Monitor. Information about a security vulnerability affecting WebSphere Application Server has been published in a security bulletin.

Vulnerability Details

CVEID: CVE-2015-0138

A vulnerability in various IBM SSL/TLS implementations could allow a remote attacker to downgrade the security of certain SSL/TLS connections. An IBM SSL/TLS client implementation could accept the use of an RSA temporary key in a non-export RSA key exchange ciphersuite. This could allow a remote attacker using man-in-the-middle techniques to facilitate brute-force decryption of TLS/SSL traffic between vulnerable clients and servers.
This vulnerability is also known as the FREAK attack.

CVSS Base Score: 4.3
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)

Affected Products and Versions

The following products are affected:

  • WebSphere Business Monitor V7.0.0.x
  • IBM Business Monitor V7.5.x
  • IBM Business Monitor V8.0.1.x
  • IBM Business Monitor V8.5.5.0
  • IBM Business Monitor V8.5.6.0


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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.


Complete CVSS v2 Guide
On-line Calculator v2

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog


CVE-2015-0138 was reported to IBM by Karthikeyan Bhargavan of the PROSECCO team at INRIA

Change History

2015-03-30: Original document 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.


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.

Related information

A Japanese translation is available

Cross reference information
Segment Product Component Platform Version Edition
Business Integration WebSphere Business Monitor Security AIX, Linux, Linux zSeries, Solaris, Windows,,,, 7.0

Document information

More support for: IBM Business Monitor

Software version: 7.5,, 7.5.1,,, 8.0, 8.0.1,,,, 8.5.5, 8.5.6

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

Reference #: 1700865

Modified date: 30 March 2015