// For flags

CVE-2025-6037

Vault Certificate Auth Method Did Not Validate Common Name For Non-CA Certificates

Severity Score

6.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

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.

El método de autenticación de certificados TLS de Vault y Vault Enterprise («Vault») no validaba correctamente los certificados de cliente al configurarse con un certificado no perteneciente a una CA como [+certificado de confianza+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. En esta configuración, un atacante podría crear un certificado malicioso que podría usarse para suplantar la identidad de otro usuario. Corregido en Vault Community Edition 1.20.1 y Vault Enterprise 1.20.1, 1.19.7, 1.18.12 y 1.16.23.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Multiple
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2025-06-12 CVE Reserved
  • 2025-08-01 CVE Published
  • 2025-08-04 CVE Updated
  • 2025-08-14 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-295: Improper Certificate Validation
CAPEC
  • CAPEC-122: Privilege Abuse
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
HashiCorp
Search vendor "HashiCorp"
 Vault
Search vendor "HashiCorp" for product "Vault"
 < 1.20.1
Search vendor "HashiCorp" for product "Vault" and version " < 1.20.1"
en
Affected
HashiCorp
Search vendor "HashiCorp"
 Vault Enterprise
Search vendor "HashiCorp" for product "Vault Enterprise"
 < 1.20.1
Search vendor "HashiCorp" for product "Vault Enterprise" and version " < 1.20.1"
en
Affected