🛡️ GHSA-8wx3-324g-w4qq — opensearch-security (CVE-2023-31418)

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-400 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

OpenSearch uncontrolled resource consumption

Impact

An issue has been identified with how OpenSearch handled incoming requests on the HTTP layer. An unauthenticated user could force an OpenSearch node to exit with an OutOfMemory error by sending a moderate number of malformed HTTP requests.

The issue was identified by Elastic Engineering and corresponds to security advisory [ESA-2023-13](https://discuss.elastic.co/t/elasticsearch-8-9-0-7-17-13-security-update/343616) (CVE-2023-31418).

Mitigation

Versions 1.3.14 and 2.11.0 contain a fix for this issue.

For more information

If you have any questions or comments about this advisory, please contact AWS/Amazon Security via our issue reporting page (https://aws.amazon.com/security/vulnerability-reporting/) or directly via email to [[email protected]](mailto:[email protected]). Please do not create a public GitHub issue.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

GHSA-8wx3-324g-w4qq is classified as CWE-400: Uncontrolled Resource Consumption. A request can consume memory, CPU or storage without limit, exhausting capacity for everyone else.

Affected software

GHSA-8wx3-324g-w4qq is recorded against 1 package.

  • org.opensearch.plugin:opensearch-security (from 2.0.0.0 up to 2.11.0.0)

Timeline and source

Published on 17 October 2023 and last revised on 4 December 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

github.com (Web)
github.com (Package)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-400
Public Exploit ✅ No
Source OSV
Published 2023-10-17
Updated 2026-08-20
Modified 2024-12-04
Fix URL N/A

Affected Packages

Software From version Fixed in
org.opensearch.plugin:opensearch-security 2.0.0.0 2.11.0.0

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