CVEvulnerability
CVE-2021-22144
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-07-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.0 MEDIUM — AV:N/AC:L/Au:S/C:N/I:N/A:P
- Weaknesses
- CWE-674
Description
In Elasticsearch versions before 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.
Affected configurations
• elastic elasticsearch (< 6.8.17)
• elastic elasticsearch (>= 7.0.0 < 7.13.3)
• oracle communications cloud native core automated test suite 1.8.0
Related
Weakness · CWE (1)
- CWE-674 Uncontrolled Recursion weakness
References
- https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100 Release Notes, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210827-0006/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
- https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100 Release Notes, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210827-0006/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory