CVE-2021-22144
Last modified
CVE-2021-22144 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 1.66% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Elastic | Elasticsearch | < 6.8.17 |
| Elastic | Elasticsearch | >= 7.0.0, < 7.13.3 |
| Oracle | Communications Cloud Native Core Automated Test Suite | 1.8.0 |
References
- https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100Release Notes, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210827-0006/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100Release Notes, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210827-0006/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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