CVE-2020-4375: High severity IBM MQ Appliance vulnerability

Published Jul 23, 2020
·
Updated

IBM MQ, IBM MQ Appliance, IBM MQ for HPE NonStop 8.0, 9.1 CD, and 9.1 LTS could allow an attacker to cause a denial of service due to a memory leak caused by an error creating a dynamic queue. IBM X-Force ID: 179080.

Other sources

IBM MQ, IBM MQ Appliance, IBM MQ for HPE NonStop could allow an attacker to cause a denial of service due to a memory leak caused by an error creating a dynamic queue.

IBM

Affected Software

6 affected components
IBM MQ Appliance<=8.0
IBM MQ Appliance<=9.1 LTS
IBM MQ Appliance<=9.1 CD
IBM MQ Appliance>=8.0<8.0.0.15
IBM MQ Appliance>=9.1.0.0<9.1.0.6
IBM MQ Appliance>=9.1.0.0<9.2.0.0

Event History

Jul 23, 2020
CVE Published
via IBM·12:00 AM
Jul 28, 2020
CVE Published
via MITRE·12:05 PM
Data Sourced
via MITRE·12:05 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is CVE-2020-4375?

CVE-2020-4375 is a vulnerability in IBM MQ, IBM MQ Appliance, and IBM MQ for HPE NonStop 8.0, 9.1 CD, and 9.1 LTS that could allow an attacker to cause a denial of service due to a memory leak caused by an error creating a dynamic queue.

2

What is the severity of CVE-2020-4375?

CVE-2020-4375 has a severity rating of 7.5 (high).

3

Which products are affected by CVE-2020-4375?

IBM MQ, IBM MQ Appliance, IBM MQ for HPE NonStop 8.0, 9.1 CD, and 9.1 LTS are affected by CVE-2020-4375.

4

How can an attacker exploit CVE-2020-4375?

An attacker can exploit CVE-2020-4375 by causing a denial of service through a memory leak resulting from an error creating a dynamic queue.

5

Is there a fix available for CVE-2020-4375?

Yes, IBM has released fixes for CVE-2020-4375. Please refer to the IBM support page for more information.

Contact

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