| Package | Affected versions | Patched versions |
|---|---|---|
| org.elasticsearch:elasticsearch | ≥ 7.0.0-alpha1, < 7.13.3< 6.8.17 | 7.13.36.8.17 |
| elasticsearch | ≥ 7.0.0, < 7.13.3< 6.8.17 | 7.13.36.8.17 |
| communications cloud native core automated test suite | = 1.8.0 |
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.
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