OpenSearch has time discrepancy in authentication responses

2023-03-0717:38:38

Google

osv.dev

opensearch

authentication

discrepancy

internal

idp

patches

aws

amazon security

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

0.001

Percentile

30.5%

JSON

Impact

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

OpenSearch 1.3.9 and 2.6.0

Workarounds

None.

References

If you have any questions or comments about this advisory, please contact AWS/Amazon Security using our issue reporting page [1] or directly via email [2]. Please do not create a public GitHub issue.

[1] AWS Security issue reporting page: https://aws.amazon.com/security/vulnerability-reporting/
[2] AWS Security email: [email protected]