Security Bulletin: IBM MQ is vulnerable to an issue in IBM® Runtime Environment Java™ Technology Edition. (CVE-2020-14779)

Security Bulletin

Summary

An issue was identified within IBM® Runtime Environment Java™ Technology Edition that is shipped with and used by IBM MQ.

Vulnerability Details

CVEID: CVE-2020-14779
DESCRIPTION: An unspecified vulnerability in Java SE related to the Serialization component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/190097 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM MQ	9.2 LTS
IBM MQ	9.1 LTS
IBM MQ	9.0 LTS
IBM MQ	9.2 CD
IBM MQ	9.1 CD
IBM MQ	8.0

Remediation/Fixes

This issue has been addressed under APAR IT35901.

IBM MQ 8.0

Apply Fix Pack 8.0.0.16

IBM MQ 9.0

Apply Fix Pack 9.0.0.11

IBM MQ 9.1

Apply Fix Pack 9.1.0.7

IBM MQ 9.2 LTS

Apply Fix Pack 9.2.0.2

IBM MQ 9.1 CD and 9.2 CD

Upgrade to IBM MQ 9.2.2

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

20 May 2021: Initial Publication

*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.

Document Location

Worldwide

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Tips

Security Bulletin: IBM MQ is vulnerable to an issue in IBM® Runtime Environment Java™ Technology Edition. (CVE-2020-14779)