CVE-2023-25806

Time discrepancy in authentication responses in OpenSearch

State: Published
Severity: 5.3 Medium
Published: Mar 2, 2023
Updated: Mar 5, 2025
Reserved: Feb 15, 2023

Description

OpenSearch Security is a plugin for OpenSearch that offers encryption, authentication and authorization. There is an observable discrepancy in the authentication response time between calls where the user provided exists and calls where it does not. This issue only affects calls using the internal basic identity provider (IdP), and not other externally configured IdPs. Patches were released in versions 1.3.9 and 2.6.0, there are no workarounds.

Scores

CVSS	Score	Vector	Source
3.0	5.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	GitHub_M

Weaknesses

CWE-208 Observable Timing Discrepancy

Affected Products

Product	Versions
securityopensearch-project	< 1.3.9Affected >= 2.0.0, < 2.6.0Affected

References

https://github.com/opensearch-project/security/security/advisories/GHSA-c6wg-cm5x-rqvj

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