CVE-2025-6011— Timing Side-Channel in Vault’s Userpass Auth Method
Quick assessment
Affected
HashiCorp Vault
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
HashiCorp Vault Enterprise和HashiCorp Vault Community Edition都是美国HashiCorp公司的产品。HashiCorp Vault Enterprise是一个企业信息归档平台。HashiCorp Vault Community Edition是一款密钥管理工具。 HashiCorp Vault Community Edition 1.20.1之前版本和HashiCorp Vault Enterprise 1.20.1、1.19.7、1.18.12和
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I. Basic Information for CVE-2025-6011
Vulnerability Information
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Vulnerability Title
Timing Side-Channel in Vault’s Userpass Auth Method
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过差异性导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
HashiCorp Vault Community Edition和HashiCorp Vault Enterprise 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HashiCorp Vault Enterprise和HashiCorp Vault Community Edition都是美国HashiCorp公司的产品。HashiCorp Vault Enterprise是一个企业信息归档平台。HashiCorp Vault Community Edition是一款密钥管理工具。 HashiCorp Vault Community Edition 1.20.1之前版本和HashiCorp Vault Enterprise 1.20.1、1.19.7、1.18.12和
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| HashiCorp | Vault | 0 ~ 1.20.1 | - |
|
| HashiCorp | Vault Enterprise | 0 ~ 1.20.1 | - |
|
II. Public POCs for CVE-2025-6011
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2025-6011 (1)
Same Patch Batch · HashiCorp · 2025-08-01 · 7 CVEs total
| CVE-2025-6000 | 9.1 CRITICAL | Arbitrary Remote Code Execution via Plugin Catalog Abuse |
| CVE-2025-5999 | 7.2 HIGH | Vault Root Namespace Operator May Elevate Token Privileges |
| CVE-2025-6037 | 6.8 MEDIUM | Vault Certificate Auth Method Did Not Validate Common Name For Non-CA Certificates |
| CVE-2025-6014 | 6.5 MEDIUM | Vault TOTP Secrets Engine Code Reuse |
| CVE-2025-6015 | 5.7 MEDIUM | Vault Login MFA Bypass of Rate Limiting and TOTP Code Reuse |
| CVE-2025-6004 | 5.3 MEDIUM | Vault Userpass and LDAP User Lockout Bypass |
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V. Comments for CVE-2025-6011
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