CVE-2021-22146

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 35.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-07-21 · updated 2026-06-17

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.

Affected products

Elasticsearch: 7.13.3

References

http://packetstormsecurity.com/files/163655/Elasticsearch-ECE-7.13.3-Database-Disclosure.html
https://discuss.elastic.co/t/elastic-cloud-enterprise-security-update/279180
https://security.netapp.com/advisory/ntap-20210819-0005/
http://packetstormsecurity.com/files/163655/Elasticsearch-ECE-7.13.3-Database-Disclosure.html
https://discuss.elastic.co/t/elastic-cloud-enterprise-security-update/279180
https://security.netapp.com/advisory/ntap-20210819-0005/

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