CVE-2019-4141

Name: CVE-2019-4141
Creator: NVD / NIST
Published: 2019-09-27T14:15:11.28+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.33%

Last modified Jun 17, 2026

CVE-2019-4141 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. IBM MQ 7.1.0.0 - 7.1.0.9, 7.5.0.0 - 7.5.0.9, 8.0.0.0 - 8.0.0.11, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.1 - 9.1.2 is vulnerable to a denial of service attack caused by a memory leak in the clustering code. IBM X-Force ID: 158337.. EPSS estimates a 1.33% chance of exploitation in the next 30 days.

Description

IBM MQ 7.1.0.0 - 7.1.0.9, 7.5.0.0 - 7.5.0.9, 8.0.0.0 - 8.0.0.11, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.1 - 9.1.2 is vulnerable to a denial of service attack caused by a memory leak in the clustering code. IBM X-Force ID: 158337.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.33%

67.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions
Ibm	Websphere Mq	>= 7.1.0.0, <= 7.1.0.9
Ibm	Websphere Mq	>= 7.5.0.0, <= 7.5.0.9
Ibm	Websphere Mq	>= 8.0.0.0, <= 8.0.0.11
Ibm	Websphere Mq	>= 9.0.0.0, <= 9.0.0.6
Ibm	Websphere Mq	>= 9.1.0.0, <= 9.1.0.2
Ibm	Websphere Mq	>= 9.1.1, <= 9.1.2
Ibm	Websphere Mq Appliance	>= 8.0.0.0, <= 8.0.0.11
Ibm	Websphere Mq Appliance	>= 9.1.0.0, <= 9.1.0.2
Ibm	Websphere Mq Appliance	>= 9.1.1, <= 9.1.2

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/158337VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/876772Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/158337VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/876772Patch, Vendor Advisory

Timeline

Published: Sep 27, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-4141?

How severe is CVE-2019-4141?

CVE-2019-4141 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.33% probability of exploitation in the next 30 days.

How do I fix CVE-2019-4141?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-4141?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST