Security Bulletin: IBM MQ is vulnerable to multiple issues within IBM® Runtime Environment Java™ Technology Edition, Versions 7 and 8 (CVE-2021-35603, CVE-2022-21305, CVE-2022-21291, CVE-2021-35550)

Summary

Multiple issues were identified with IBM® Runtime Environment Java™ Technology Edition, version 7 that is packaged with IBM MQ 8.0 and version 8 that is packaged with IBM MQ 9.0, 9.1 and 9.2.

Vulnerability Details

CVEID:CVE-2021-35603
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the JSSE component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/211676 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID:CVE-2022-21305
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the VM 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/217600 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)

CVEID:CVE-2022-21291
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the VM 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/217586 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)

CVEID:CVE-2021-35550
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the JSSE component could allow an unauthenticated attacker to obtain sensitive information resulting in a high confidentiality impact using unknown attack vectors.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/211627 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

This issue is addressed by APAR IT40192.

IBM MQ Version 8

Apply iFix for APAR IT40192

IBM MQ Version 9.0

Apply FixPack 9.0.0.13

IBM MQ Version 9.1 LTS

Apply FixPack 9.1.0.11

IBM MQ Version 9.2 LTS

Apply FixPack 9.2.0.6

IBM MQ Version 9.1 CD and Version 9.2 CD

Upgrade to IBM MQ Version 9.3

Workarounds and Mitigations

None