CVE-2025-3879

Vault’s Azure Authentication Method bound_location Restriction Could be Bypassed on Login

Published: May 2, 2025Updated: Aug 12, 2025 Sources: CVE List NVD GHSA BDUCWE-863

6.6MEDIUM

Description

Vault Community, Vault Enterprise (“Vault”) Azure Auth method did not correctly validate the claims in the Azure-issued token, resulting in the potential bypass of the bound_locations parameter on login. Fixed in Vault Community Edition 1.19.1 and Vault Enterprise 1.19.1, 1.18.7, 1.17.14, 1.16.18.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:HAttack Complexity

High

PR:HPrivileges Required

High

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-863

Affected Products

HashiCorp

commercial·USaka hashicorp inc.

VaultSaaSSaaS Service

Cloud & SaaS

Vault EnterpriseSaaSSaaS Service

Cloud & SaaS

Vault Community EditionSaaSSaaS Service

Cloud & SaaS

package-ecosystem

github.com/hashicorp/vault

OSS Libraries

ООО «Ред Софт»

commercial·RUaka red soft

РЕД ОСOn-premOS

Operating Systems / linux-distro

and 1 more affected products View all →

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

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References

https://discuss.hashicorp.com/t/hcsec-2025-07-vault-s-azure-authentication-method-bound-location-restriction-could-be-bypassed-on-login/74716

discuss.hashicorp.com

https://nvd.nist.gov/vuln/detail/CVE-2025-3879

nvd.nist.gov

https://github.com/hashicorp/vault

github.com

and 3 more references View all →

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