CVE-2017-8441

Name: CVE-2017-8441
Creator: NVD / NIST
Published: 2017-06-05T14:29:00.387+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.73%

Last modified Jun 17, 2026

CVE-2017-8441 is a vulnerability of currently unknown severity. Elastic X-Pack Security versions prior to 5.4.1 and 5.3.3 did not always correctly apply Document Level Security to index aliases. This bug could allow a user with restricted permissions to view data they should not have access to when performing certain operations against an index alias.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

Description

Elastic X-Pack Security versions prior to 5.4.1 and 5.3.3 did not always correctly apply Document Level Security to index aliases. This bug could allow a user with restricted permissions to view data they should not have access to when performing certain operations against an index alias.

Metrics

EPSS Probability

0.73%

49.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Elastic	X-Pack	>= 5.3.0, < 5.3.3
Elastic	X-Pack	>= 5.4.0, < 5.4.1

References

https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952Vendor Advisory
https://www.elastic.co/blog/elasticsearch-5-4-1-and-5-3-3-releasedRelease Notes, Vendor Advisory
https://www.elastic.co/community/securityVendor Advisory
https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952Vendor Advisory
https://www.elastic.co/blog/elasticsearch-5-4-1-and-5-3-3-releasedRelease Notes, Vendor Advisory
https://www.elastic.co/community/securityVendor Advisory

Timeline

Published: Jun 5, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-8441?

How severe is CVE-2017-8441?

Severity scoring for CVE-2017-8441 is pending analysis. The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.

How do I fix CVE-2017-8441?

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-2017-8441?

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

Scan your code now

Source: NVD / NIST