Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect Rational Synergy (CVE-2016-3426)

Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Technology Edition, Version 6 Service Refresh 16 Fix Pack 20 that is used by IBM Rational Synergy. These issues were disclosed as part of the IBM Java SDK updates in April 2016.

Vulnerability Details

CVEID: CVE-2016-3426
DESCRIPTION: An unspecified vulnerability related to the JCE component could allow a remote attacker to obtain sensitive information resulting in a partial confidentiality impact using unknown attack vectors.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112457 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

7.2.1.5 ifix01 and earlier releases.

7.2.0.7 iFix002 and earlier releases

Remediation/Fixes

Product

| VRMF| Remediation/First Fix
—|—|—
Rational Synergy| 7.2.0.x and 7.2.1.x| Replace the JRE used in Rational Synergy.

Steps to download and replace JRE in Rational Synergy:
1. Open the list of Synergy downloads on Fix Central
2. Select the SDK and Readme for Rational Synergy which applied to your release as follows:

Note: The fix will use the following naming convention: <V.R.M.F>-Rational-RATISYNE-JavaSE-SDK-6.0.16.30-<platform> **

Where<V.R.M.F> = release &<platform> = operating system**

o Rational Synergy 7.2.1 (uses 7.2.1.5 release designation)
Example: 7.2.1.5-Rational-RATISYNE-JavaSE-SDK-6.0.16.30-Linux

o Rational Synergy 7.2.0 (uses 7.2.0.7 release designation)
Example: 7.2.0.7-Rational-RATISYNE-JavaSE-SDK-6.0.16.30-Windows

3. Follow the steps in the Install instructions to replace the JRE.

For Rational Synergy 7.1.0.x IBM recommends upgrading to a fixed, supported version/release/platform of the product.

To verify if Synergy has JRE version to address these security vulnerabilities:-
Open a command prompt **
Unix**:-
Go to $CCM_HOME/jre/bin folder
Execute ./java -version
**
Windows**:-
Go to %CCM_HOME%\jre\bin folder
Execute java -version

If in the output version is greater than SR16 FP30 or if it is SR16 FP30, It implies the run area has jre version that addresses these security vulnerabilities.

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

Off

IBM Java SDK Security Bulletin

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

Planning 27th Sept 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.

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