CVE-2025-6013: Vault LDAP MFA Enforcement Bypass When Using Username As Alias

Published Aug 6, 2025
·
Updated

Vault and Vault Enterprise’s (“Vault”) ldap auth method may not have correctly enforced MFA if usernameasalias was set to true and a user had multiple CNs that are equal but with leading or trailing spaces. Fixed in Vault Community Edition 1.20.2 and Vault Enterprise 1.20.2, 1.19.8, 1.18.13, and 1.16.24.

Affected Software

9 affected componentsFixes available
HashiCorp Vault Community Edition<1.20.2
HashiCorp Vault Enterprise>=1.16.24<=1.20.2, >1.19.8
go/github.com/hashicorp/vault<1.20.2
1.20.2
HashiCorp Vault>=1.10.0<=1.15.16
HashiCorp Vault>=1.10.0<1.20.2
HashiCorp Vault>=1.16.0<1.16.24
HashiCorp Vault>=1.17.0<1.18.13
HashiCorp Vault>=1.19.0<1.19.8
HashiCorp Vault>=1.20.0<1.20.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade go/github.com/hashicorp/vault to a version that resolves this vulnerability.

    Fixed in 1.20.2
  2. Upgrade

    Upgrade Vault Community Edition to a version that resolves this vulnerability.

    Fixed in 1.20.2
  3. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.20.2
  4. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.19.8
  5. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.18.13
  6. Upgrade

    Upgrade Vault Enterprise to a version that resolves this vulnerability.

    Fixed in 1.16.24

Event History

Aug 6, 2025
CVE Published
via MITRE·10:06 AM
Data Sourced
via MITRE·10:06 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 AM
Affected Software
Advisory Published
via GitHub·12:31 PM
Data Sourced
via GitHub·12:31 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-6013?

CVE-2025-6013 is considered a medium severity vulnerability due to its potential impact on multi-factor authentication enforcement.

2

How do I fix CVE-2025-6013?

To fix CVE-2025-6013, upgrade to Vault Community Edition 1.20.2 or Vault Enterprise 1.20.2, or 1.19.8.

3

What systems are affected by CVE-2025-6013?

CVE-2025-6013 affects HashiCorp Vault Community Edition versions prior to 1.20.2 and Vault Enterprise versions between 1.16.24 and 1.20.2 or 1.19.8.

4

What specific issue does CVE-2025-6013 address?

CVE-2025-6013 addresses a vulnerability where the ldap auth method may not enforce multi-factor authentication correctly under certain conditions.

5

What actions should users of affected versions take regarding CVE-2025-6013?

Users of affected versions should prioritize upgrading to the fixed versions to ensure proper multi-factor authentication enforcement.

Company

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