Elasticsearch 8.15.1 Security Update (ESA-2024-34)

Announcements Security Announcements
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Elasticsearch Uncontrolled Resource Consumption vulnerability (ESA-2024-34)

A flaw was discovered in Elasticsearch, where a large recursion using the innerForbidCircularReferences function of the PatternBank class could cause the Elasticsearch node to crash.

A successful attack requires a malicious user to have read_pipeline Elasticsearch cluster privilege assigned to them.

Affected Versions:

Elasticsearch versions 7.17.0 to 8.15.0.

Solutions and Mitigations:

Users should upgrade to version 8.15.1 or higher.

For Users That Cannot Upgrade:

Remove the Elasticsearch cluster privileges outlined above from users.

Severity: CVSS v3.1: 6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE ID: CVE-2024-52980