CVE-2021-22146

high

Description

All versions of Elastic Cloud Enterprise has the Elasticsearch “anonymous” user enabled by default in deployed clusters. While in the default setting the anonymous user has no permissions and is unable to successfully query any Elasticsearch APIs, an attacker could leverage the anonymous user to gain insight into certain details of a deployed cluster.

References

https://security.netapp.com/advisory/ntap-20210819-0005/

https://discuss.elastic.co/t/elastic-cloud-enterprise-security-update/279180

http://packetstormsecurity.com/files/163655/Elasticsearch-ECE-7.13.3-Database-Disclosure.html

Details

Source: Mitre, NVD

Published: 2021-07-21

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: High

EPSS

EPSS: 0.29897