Security Bulletin: A vulnerability in IBM Java affects IBM ILOG CPLEX Optimization Studio and IBM CPLEX Enterprise Server (CVE-2020-14621)

Summary

There is a vulnerability in IBM® Java™ Version 8 used by IBM CPLEX Optimization Studio and IBM CPLEX Enterprise Server. IBM CPLEX Optimization Studio and IBM CPLEX Enterprise Server have addressed the applicable CVE.

Vulnerability Details

CVEID:CVE-2020-14621
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the JAXP component could allow an unauthenticated attacker to cause no confidentiality impact, low integrity impact, and no availability impact.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/185099 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

The recommended solution is to download and install the appropriate version of IBM JRE as soon as practicable.
Before installing a newer version of IBM JRE, please ensure that you:

• Close any open programs that you may have running;
• Rename the initial directory of the IBM JRE (for example: with a .old at the end),
• Download and install the appropriate IBM JRE version.

IBM ILOG CPLEX Optimization Studio and** IBM ILOG CPLEX Enterprise Server**

IBM Java Version 7 Service Refresh 10 Fix Pack 70 and subsequent releases

IBM Java Version 8 Service Refresh 6 Fix Pack 16 and subsequent releases

You must verify that applying this fix does not cause any compatibility issues.
Here are the detailed instructions for updating IBM JRE.

For Mac OS, HP-UX and Solaris, IBM recommends upgrading to a fixed, supported version/release/platform of the product.

Workarounds and Mitigations

None