CVE Details
Basic Information
| Title | Timing Side-Channel in Vault’s Userpass Auth Method |
|---|---|
| Type | cve |
| Published | 2025-08-01T18:00:24.528Z |
| Modified | 2025-08-01T19:06:58.251Z |
Product Information
| Vendor | HashiCorp |
|---|---|
| Product | Vault |
| Version | 0 |
CVSS Information
| Base Score | 3.7 (LOW) |
|---|---|
| Attack Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected Products
- HashiCorp Vault 0
- HashiCorp Vault Enterprise 0
Additional Information
| CWE List | CWE-203 |
|---|---|
| Source | HashiCorp |
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.