CVE-2019-19343

Name: CVE-2019-19343
Creator: NVD / NIST
Published: 2021-03-23T21:15:13.417+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.63%

Last modified Jun 17, 2026

CVE-2019-19343 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A flaw was found in Undertow when using Remoting as shipped in Red Hat Jboss EAP before version 7.2.4. A memory leak in HttpOpenListener due to holding remote connections indefinitely may lead to denial of service. EPSS estimates a 1.63% chance of exploitation in the next 30 days.

Description

A flaw was found in Undertow when using Remoting as shipped in Red Hat Jboss EAP before version 7.2.4. A memory leak in HttpOpenListener due to holding remote connections indefinitely may lead to denial of service. Versions before undertow 2.0.25.SP1 and jboss-remoting 5.0.14.SP1 are believed to be vulnerable.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.63%

73.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Redhat	Jboss-Remoting	< 5.0.14
Redhat	Jboss-Remoting	5.0.14
Redhat	Jboss Enterprise Application Platform	< 7.2.4
Redhat	Undertow	< 2.0.25
Redhat	Undertow	2.0.25
Netapp	Active Iq Unified Manager	All versions

References

https://bugzilla.redhat.com/show_bug.cgi?id=1780445Issue Tracking, Vendor Advisory
https://issues.redhat.com/browse/JBEAP-16695Permissions Required, Vendor Advisory
https://security.netapp.com/advisory/ntap-20220211-0002/Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1780445Issue Tracking, Vendor Advisory
https://issues.redhat.com/browse/JBEAP-16695Permissions Required, Vendor Advisory
https://security.netapp.com/advisory/ntap-20220211-0002/Third Party Advisory

Timeline

Published: Mar 23, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-19343?

How severe is CVE-2019-19343?

CVE-2019-19343 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.63% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19343?

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-2019-19343?

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

Scan your code now

Source: NVD / NIST