CVE-2021-31828 json
An SSRF issue in Open Distro for Elasticsearch (ODFE) before 1.13.1.0 allows an existing privileged user to enumerate listening services or…
published 5y ago modified 4mo ago also EUVD-2021-18703
- cvss
- 7.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 59%
- public exploits
- 0
- none known
Summary
An SSRF issue in Open Distro for Elasticsearch (ODFE) before 1.13.1.0 allows an existing privileged user to enumerate listening services or interact with configured resources via HTTP requests exceeding the Alerting plugin's intended scope.
Patch / fix
Is CVE-2021-31828 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N |
| NVD | 2.0 | 5.5 | AV:N/AC:L/Au:S/C:P/I:P/A:N |
Classification
- Weakness
-
- CWE-918 Server-Side Request Forgery
References
-
github.com
/opendistro-for-elasticsearch/alerting/pull/353
patch, third-party-advisory
-
opendistro.github.io
/for-elasticsearch-docs/version-history/
release-notes, third-party-advisory
-
rotem-bar.com
/ssrf-in-open-distro-for-elasticsearch-cve-2021-31828
third-party-advisory
Sources
- CVE List CVE-2021-31828
- NVD CVE-2021-31828
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