CVE-2018-3817

Name: CVE-2018-3817
Creator: NVD / NIST
Published: 2018-03-30T20:29:00.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.04%

Last modified Jun 17, 2026

CVE-2018-3817 is a vulnerability of currently unknown severity. When logging warnings regarding deprecated settings, Logstash before 5.6.6 and 6.x before 6.1.2 could inadvertently log sensitive information.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

When logging warnings regarding deprecated settings, Logstash before 5.6.6 and 6.x before 6.1.2 could inadvertently log sensitive information.

Metrics

EPSS Probability

1.04%

59.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Elastic	Logstash	< 5.6.6
Elastic	Logstash	>= 6.0.0, < 6.1.2

References

https://discuss.elastic.co/t/elastic-stack-6-1-2-and-5-6-6-security-update/115763Vendor Advisory
https://discuss.elastic.co/t/elastic-stack-6-1-2-and-5-6-6-security-update/115763Vendor Advisory

Timeline

Published: Mar 30, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-3817?

When logging warnings regarding deprecated settings, Logstash before 5.6.6 and 6.x before 6.1.2 could inadvertently log sensitive information.

How severe is CVE-2018-3817?

Severity scoring for CVE-2018-3817 is pending analysis. The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2018-3817?

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-2018-3817?

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

Scan your code now

Source: NVD / NIST