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Security Bulletin: Rational Tau is affected by OpenSSL vulnerabilities (CVE-2014-0224)

Security Bulletin


Security vulnerabilities have been discovered in OpenSSL that were reported on June 5, 2014 by the OpenSSL Project.

Vulnerability Details

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CVE-ID: CVE-2014-0224

Description: OpenSSL is vulnerable to a man-in-the-middle attack, caused by the use of weak keying material in SSL/TLS clients and servers. A remote attacker could exploit this vulnerability using a specially-crafted handshake to conduct man-in-the-middle attacks to decrypt and modify traffic. 

CVSS Base Score: 5.8
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:N)

Affected Products and Versions



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Workarounds and Mitigations


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Change History

* 20 June 2014 : Original copy 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.

Internal Use Only

PSIRT advisory 1790, record 39215
----- Forwarded by Andrey Karaulov/Russia/IBM on 20.06.2014 16:17 -----

Link Message

To: Andrey Karaulov/Russia/IBM@IBMRU
Subject: DCF ACTION : Review is complete for: Security Bulletin: Rational Tau is affected by the following OpenSSL vulnerabilities: CVE-2014-0224
From: Ron Craig/Raleigh/IBM@IBMUS on 20.06.2014 02:37

Document Link Information:

Database: DCF Technotes (Rational)

Document: Security Bulletin: Rational Tau is affected by the following OpenSSL vulnerabilities: CVE-2014-0224
Workflow status: All reviewers have completed their work on this document.

I approve. As a code blue fixing all required releases, and using the prescribed bulletin template, you do not require any further reviews for this bulletin.

DO SEND a link to the bulletin to your support contacts and to Michael Huber.

When your other platforms are ready, revise the bulletin in DCF, and then submit for publishing -- no need to review it again as you're just adding the new links.

You can send to William Penny, now, for publishing.

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Document Information

Modified date:
16 June 2018