medium5.7
CVE-2021-22144
Denial of Service in Elasticsearch
Impact
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 packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | org.elasticsearch:elasticsearch | < 6.8.17 | 6.8.17 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Elastic | Elasticsearch | before 6.8.17 from 7.0.0 before 7.13.3 |
| Oracle | Communications Cloud Native Core Automated Test Suite | Version 1.8.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100
- https://security.netapp.com/advisory/ntap-20210827-0006/
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://github.com/advisories/GHSA-3393-hvrj-w7v3
- https://nvd.nist.gov/vuln/detail/CVE-2021-22144