CVE-2020-7021

Severity: medium (CVSS 4.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-02-10 · updated 2026-06-17
Weakness: CWE-532

Description

Elasticsearch versions before 7.10.0 and 6.8.14 have an information disclosure issue when audit logging and the emit_request_body option is enabled. The Elasticsearch audit log could contain sensitive information such as password hashes or authentication tokens. This could allow an Elasticsearch administrator to view these details.

Affected products

Elasticsearch: before 6.8.14; from 7.0.0 before 7.10.0 — fixed in 6.8.14, 7.10.0

How to fix

Upgrade to a fixed version: Elasticsearch 6.8.14, 7.10.0. Check the vendor advisory for mitigations.

References

https://discuss.elastic.co/t/elastic-stack-7-11-0-and-6-8-14-security-update/263915
https://security.netapp.com/advisory/ntap-20210319-0003/
https://discuss.elastic.co/t/elastic-stack-7-11-0-and-6-8-14-security-update/263915
https://security.netapp.com/advisory/ntap-20210319-0003/

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