IBM Support

Security Bulletin: IBM MQ Appliance is vulnerable to a denial of service vulnerability (CVE-2020-4466)

Security Bulletin


Summary

IBM MQ Appliance has resolved a denial of service vulnerability.

Vulnerability Details

CVEID:   CVE-2020-4466
DESCRIPTION:   IBM MQ, IBM MQ Appliance, and IBM MQ for HPE NonStop could allow a remote authenticated attacker to cause a denial of service due to an error within the Queue processing function.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/181563 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

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

Remediation/Fixes

IBM MQ Appliance 8.0

Apply fixpack 8.0.0.15, or later.

IBM MQ Appliance V9.1 LTS

Apply FixPack 9.1.0.5, or later.

IBM MQ Appliance V9.1 CD

Upgrade to IBM MQ 9.1.5, or later.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support alerts like this.

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

26 Jun 2020: 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 & Data Platform"},"Product":{"code":"SS5K6E","label":"IBM MQ Appliance"},"Component":"","Platform":[{"code":"PF004","label":"Appliance"}],"Version":"8.0.0.0;8.0.0.1;8.0.0.3;8.0.0.4;8.0.0.5;8.0.0.6;8.0.0.7;8.0.0.8;8.0.0.9;8.0.0.10;8.0.0.11;8.0.0.12;8.0.0.13;8.0.0.14;9.1.0.0;9.1.0.1;9.1.0.2;9.1.0.3;9.1.0.4;9.1.1;9.1.2;9.1.3;9.1.4","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
27 July 2020

UID

ibm16252781

Page Feedback