CVE-2020-14384

Name: CVE-2020-14384
Creator: NVD / NIST
Published: 2020-09-09T14:15:12.397+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.36%

Last modified Jun 17, 2026

CVE-2020-14384 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A flaw was found in JBossWeb in versions before 7.5.31.Final-redhat-3. The fix for CVE-2020-13935 was incomplete in JBossWeb, leaving it vulnerable to a denial of service attack when sending multiple requests with invalid payload length in a WebSocket frame. EPSS estimates a 1.36% chance of exploitation in the next 30 days.

Description

A flaw was found in JBossWeb in versions before 7.5.31.Final-redhat-3. The fix for CVE-2020-13935 was incomplete in JBossWeb, leaving it vulnerable to a denial of service attack when sending multiple requests with invalid payload length in a WebSocket frame. The highest threat from this vulnerability is to system availability.

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

1.36%

68.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Redhat	Jboss Enterprise Application Platform	6.0.0
Redhat	Jbossweb	< 7.5.31.final-redhat-3

References

https://bugzilla.redhat.com/show_bug.cgi?id=1875176Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1875176Issue Tracking, Vendor Advisory

Timeline

Published: Sep 9, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14384?

How severe is CVE-2020-14384?

CVE-2020-14384 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.36% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14384?

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-2020-14384?

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

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Source: NVD / NIST