Security Bulletin: IBM MQ Appliance is affected by multiple Java vulnerabilitites (CVE-2023-22081 and CVE-2023-5676)

Summary

IBM MQ Appliance has resolved multiple Java vulnerabilities.

Vulnerability Details

CVEID:CVE-2023-22081
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the JSSE component could allow a remote attacker to cause no confidentiality impact, no integrity impact, and low availability impact.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268929 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2023-5676
**DESCRIPTION:**Eclipse OpenJ9 is vulnerable to a denial of service, caused by a flaw when a shutdown signal (SIGTERM, SIGINT or SIGHUP) is received before the JVM has finished initializing. By sending a specially crafted request, a local authenticated attacker could exploit this vulnerability to cause an infinite busy hang on a spinlock or a segmentation fault.
CVSS Base score: 4.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/271615 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

This vulnerability is addressed under APAR IT44961

IBM strongly recommends addressing the vulnerability now.

IBM MQ Appliance version 9.3 LTS

Apply IBM MQ Appliance 9.3.0.15 fix pack, or later firmware.

IBM MQ Appliance version 9.3 CD

Apply IBM MQ Appliance 9.3.4.1 cumulative security update, or later firmware.

Workarounds and Mitigations

None