GitHub Advisoryadvisory · Go

GHSA-6c5r-4wfc-3mcx Hashicorp Vault has Incorrect Validation for Non-CA Certificates

MEDIUM Published 2025-08-01 Modified 2025-08-01 Official page ↗
Aliases
CVE-2025-6037
Ecosystem
Go
Packages
github.com/hashicorp/vault
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-295
Reviewed
2025-08-01

Affected packages

• Go github.com/hashicorp/vault: < 1.20.1 → fixed in 1.20.1

Description

Vault and Vault Enterprise (“Vault”) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as [+trusted certificate+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. In this configuration, an attacker may be able to craft a malicious certificate that could be used to impersonate another user. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.

Related

Alias · CVE (1)

  • CVE-2025-6037 Vault and Vault Enterprise (“Vault”) TLS certificate auth method did not correctly validate client certificates when configured with a… vulnerability

Weakness · CWE (1)

  • CWE-295 Improper Certificate Validation weakness

References