CVE-2019-7620

Name: CVE-2019-7620
Creator: NVD / NIST
Published: 2019-10-30T14:15:11.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.53%

Last modified Jun 17, 2026

CVE-2019-7620 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Logstash versions before 7.4.1 and 6.8.4 contain a denial of service flaw in the Logstash Beats input plugin. An unauthenticated user who is able to connect to the port the Logstash beats input could send a specially crafted network packet that would cause Logstash to stop responding.. EPSS estimates a 1.53% chance of exploitation in the next 30 days.

Description

Logstash versions before 7.4.1 and 6.8.4 contain a denial of service flaw in the Logstash Beats input plugin. An unauthenticated user who is able to connect to the port the Logstash beats input could send a specially crafted network packet that would cause Logstash to stop responding.

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

1.53%

71.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Elastic	Logstash	>= 6.0.0, < 6.8.4
Elastic	Logstash	>= 7.0.0, < 7.4.1

References

https://discuss.elastic.co/t/elastic-stack-6-8-4-security-update/204908Vendor Advisory
https://discuss.elastic.co/t/elastic-stack-7-4-1-security-update/204909Vendor Advisory
https://www.elastic.co/community/securityVendor Advisory
https://discuss.elastic.co/t/elastic-stack-6-8-4-security-update/204908Vendor Advisory
https://discuss.elastic.co/t/elastic-stack-7-4-1-security-update/204909Vendor Advisory
https://www.elastic.co/community/securityVendor Advisory

Timeline

Published: Oct 30, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-7620?

How severe is CVE-2019-7620?

CVE-2019-7620 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.53% probability of exploitation in the next 30 days.

How do I fix CVE-2019-7620?

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-2019-7620?

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

Scan your code now

Source: NVD / NIST