GitHub Advisoryadvisory · Go

GHSA-j3xv-7fxp-gfhx OpenBao Userpass and LDAP User Lockout Bypass

MEDIUM Published 2025-08-08 Modified 2025-08-11 Official page ↗
Aliases
CVE-2025-54998
Ecosystem
Go
Packages
github.com/openbao/openbao
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weaknesses
CWE-307
Reviewed
2025-08-08

Affected packages

• Go github.com/openbao/openbao: >= 0.1.0, < 2.3.2 → fixed in 2.3.2 • Go github.com/openbao/openbao: < 0.0.0-20250807212521-c52795c1ef74 → fixed in 0.0.0-20250807212521-c52795c1ef74

Description

Impact Attackers could bypass the automatic user lockout mechanisms in the OpenBao Userpass or LDAP auth systems. This was caused by different aliasing between pre-flight and full login request user entity alias attributions. Patches OpenBao v2.3.2 will patch this issue. Workarounds Existing users may apply rate-limiting quotas on the authentication endpoints: https://openbao.org/api-docs/system/rate-limit-quotas/ References This issue was disclosed to HashiCorp and is the OpenBao equivalent of the following tickets: • https://discuss.hashicorp.com/t/hcsec-2025-16-vault-userpass-and-ldap-user-lockout-bypass/76035 • https://nvd.nist.gov/vuln/detail/CVE-2025-6004

Related

Alias · CVE (1)

  • CVE-2025-54998 OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. vulnerability

Weakness · CWE (1)

  • CWE-307 Improper Restriction of Excessive Authentication Attempts weakness

References