Timing Side-Channel in Vault’s Userpass Auth Method_CVE-2025-6011

3.7 / 10

LOW

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

Description

A timing side channel in Vault and Vault Enterprise’s (“Vault”) userpass auth method allowed an attacker to distinguish between existing and non-existing users, and potentially enumerate valid usernames for Vault’s Userpass auth method. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.

Basic Information

ID CVE-2025-6011

Source HashiCorp

Published Aug 1, 2025 at 18:00

Modified Aug 1, 2025 at 19:06

Affected Product

Vendor HashiCorp

Product Vault

Affected Versions HashiCorp Vault 0
HashiCorp Vault Enterprise 0

CWE Classification

CWE-203

References

discuss.hashicorp.com /t/hcsec-2025-15-timing-side-channel-in-vault-s-userpass-auth-method/76034

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    "published": "2025-08-01T18:00:24.528Z",
    "modified": "2025-08-01T19:06:58.251Z",
    "type": "cve",
    "title": "Timing Side-Channel in Vault\u2019s Userpass Auth Method",
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