CVE-2022-23712

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-06-06 · updated 2026-06-17
Weakness: CWE-754

Description

A Denial of Service flaw was discovered in Elasticsearch. Using this vulnerability, an unauthenticated attacker could forcibly shut down an Elasticsearch node with a specifically formatted network request.

Affected products

Elasticsearch: from 8.0.0 before 8.2.1 — fixed in 8.2.1

How to fix

Upgrade to a fixed version: Elasticsearch 8.2.1. Check the vendor advisory for mitigations.

References

https://discuss.elastic.co/t/elastic-stack-7-17-4-and-8-2-1-security-update/305530
https://security.netapp.com/advisory/ntap-20220707-0010/
https://www.elastic.co/community/security/
https://discuss.elastic.co/t/elastic-stack-7-17-4-and-8-2-1-security-update/305530
https://security.netapp.com/advisory/ntap-20220707-0010/
https://www.elastic.co/community/security/

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