6.5
CVSSv3

CVE-2021-22144

Published: 26/07/2021 Updated: 10/05/2022
CVSS v2 Base Score: 4 | Impact Score: 2.9 | Exploitability Score: 8
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 356
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P

Vulnerability Summary

In Elasticsearch versions prior to 7.13.3 and 6.8.17 an uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node.

Vulnerability Trend

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elastic elasticsearch

oracle communications cloud native core automated test suite 1.8.0

Vendor Advisories

An uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser before versions 7133 and 6817 A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node ...