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Security Bulletin: IBM MQ Appliance is affected by a denial of service vulnerability (CVE-2021-38958)

Security Bulletin


Summary

IBM MQ Appliance has resolved a denial of service vulnerability.

Vulnerability Details

CVEID:   CVE-2021-38958
DESCRIPTION:   IBM MQ Appliance is affected by a denial of service attack caused by a concurrency issue.
CVSS Base score: 5.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/212043 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
IBM MQ Appliance 9.2 CD
IBM MQ Appliance 9.2 LTS

Remediation/Fixes

This vulnerability is addressed under APAR IT38349.
IBM MQ Appliance version 9.2 LTS
Apply fixpack 9.2.0.4, or later firmware.
IBM MQ Appliance version 9.2 CD
Upgrade to 9.2.4 CD, or later firmware.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

23 Nov 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

[{"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Product":{"code":"SS5K6E","label":"IBM MQ Appliance"},"Component":"","Platform":[{"code":"PF004","label":"Appliance"}],"Version":"9.2.0.0;9.2.0.1;9.2.0.2;9.2.0.3;9.2.1;9.2.2;9.2.3","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
29 November 2021

UID

ibm16519420

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