CVE-2021-22145
A memory disclosure vulnerability was identified in Elasticsearch 7.10.0 to 7.13.3 error reporting. A user with the ability to submit arbitrary queries to...
- Published
- Jul 21, 2021
- Updated
- Jul 8, 2025
- Assigning CNA
- elastic
- Evidence observed
- Jul 23, 2021
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NHigh · next 30 days
- Percentile
- 99.5%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
A memory disclosure vulnerability was identified in Elasticsearch 7.10.0 to 7.13.3 error reporting. A user with the ability to submit arbitrary queries to Elasticsearch could submit a malformed query that would result in an error message returned containing previously used portions of a data buffer. This buffer could contain sensitive information such as Elasticsearch documents or authentication details.
Sources
2Proof-of-concept exploit for CVE-2021-22145, demonstrating a web application vulnerability with automated exploitation logic for security testing and validation.
r0ny · multiple · Jul 23, 2021
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