Security Bulletin: Multiple vulnerabilities in IBM® Semeru Runtime affect IBM ILOG CPLEX Optimization Studio (CVE-2023-21968, CVE-2023-21937, CVE-2023-21938)

Summary

There are multiple vulnerabilities in IBM® Semeru Runtime Versions 8 and 11 used by IBM ILOG CPLEX Optimization Studio. These issues were disclosed as part of the Oracle / OpenJDK April 2023 Critical Patch Updates.

Vulnerability Details

CVEID:CVE-2023-21968
**DESCRIPTION:**An unspecified vulnerability in Oracle Java SE and GraalVM Enterprise Edition related to the Libraries component could allow an unauthenticated attacker to cause low integrity impact.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253083 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID:CVE-2023-21937
**DESCRIPTION:**An unspecified vulnerability in Oracle Java SE, Oracle GraalVM Enterprise Edition related to the Networking component could allow a remote attacker to cause integrity impact.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253167 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID:CVE-2023-21938
**DESCRIPTION:**An unspecified vulnerability in Oracle Java SE, Oracle GraalVM Enterprise Edition related to the Libraries component could allow a remote attacker to cause integrity impact.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253155 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

IBM SDK, Java Technology Edition, Version 8 Service Refresh 8 Fix Pack 6 and subsequent releases
IBM SDK, Java Technology Edition, Version 11 Service Refresh 19 Fix Pack 0 and subsequent releases

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.

Here are the detailed instructions for updating IBM JRE.

You must verify that applying this fix does not cause any compatibility issues.

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

Workarounds and Mitigations

None