CVE-2025-54998: Improper Restriction of Excessive Authentication Attempts

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 0.1.0 through 2.3.1, attackers could bypass the automatic user lockout mechanisms in the OpenBao Userpass or LDAP auth systems. This was caused by...

OpenBao 安全漏洞

OpenBao is OpenBao open source a sensitive data management software . A security vulnerability exists in OpenBao 2.3.1 and earlier versions that can be exploited by attackers to cause elevation of privilege...

CVE-2025-55003: Improper Restriction of Excessive Authentication Attempts

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 2.3.1 and below, OpenBao's Login Multi-Factor Authentication MFA system allows enforcing MFA using Time-based One Time Password TOTP. Due to...

OpenBao 安全漏洞

OpenBao is OpenBao open source a sensitive data management software . A security vulnerability exists in OpenBao 2.3.1 and earlier versions that can be exploited by an attacker to cause bypassing of internal rate limiting and reuse of existing MFA code...

OpenBao 安全漏洞

OpenBao is OpenBao open source a sensitive data management software . A security vulnerability exists in OpenBao versions 0.1.0 through 2.3.1, which stems from the TOTP key engine being able to accept valid code multiple times, and no details of the vulnerability are provided at this time...

GHSA-2Q8Q-8FGW-9P6P OpenBao LDAP MFA Enforcement Bypass When Using Username As Alias

Impact OpenBao allows assignment of policies and MFA attribution based upon entity aliases, chosen by the underlying auth method. When using the usernameasalias=true parameter in the LDAP auth method, the caller-supplied username is used verbatim without normalization, allowing an attacker to...

OpenBao LDAP MFA Enforcement Bypass When Using Username As Alias

Impact OpenBao allows assignment of policies and MFA attribution based upon entity aliases, chosen by the underlying auth method. When using the usernameasalias=true parameter in the LDAP auth method, the caller-supplied username is used verbatim without normalization, allowing an attacker to...

GHSA-RXP7-9Q75-VJ3P OpenBao Login MFA Bypass of Rate Limiting and TOTP Token Reuse

Impact OpenBao's Login Multi-Factor Authentication MFA system allows enforcing MFA using Time-based One Time Password TOTP. Due to normalization applied by the underlying TOTP library, codes were accepted which could contain whitespace; this whitespace could bypass internal rate limiting of the M...

OpenBao Login MFA Bypass of Rate Limiting and TOTP Token Reuse

Impact OpenBao's Login Multi-Factor Authentication MFA system allows enforcing MFA using Time-based One Time Password TOTP. Due to normalization applied by the underlying TOTP library, codes were accepted which could contain whitespace; this whitespace could bypass internal rate limiting of the M...

GHSA-F7C3-MHJ2-9PVG OpenBao TOTP Secrets Engine Code Reuse

Impact OpenBao's TOTP secrets engine could accept valid codes multiple times rather than strictly-once. This was caused by unexpected normalization in the underlying TOTP library. Patches OpenBao v2.3.2 will patch this issue. In patching, codes which were not normalized strictly N numeric digits...

OpenBao TOTP Secrets Engine Code Reuse

Impact OpenBao's TOTP secrets engine could accept valid codes multiple times rather than strictly-once. This was caused by unexpected normalization in the underlying TOTP library. Patches OpenBao v2.3.2 will patch this issue. In patching, codes which were not normalized strictly N numeric digits...

OpenBao has a Timing Side-Channel in the Userpass Auth Method

Impact When using OpenBao's userpass auth method, user enumeration was possible due to timing difference between non-existent users and users with stored credentials. This is independent of whether the supplied credentials were valid for the given user. Patches OpenBao v2.3.2 will patch this issu...

GHSA-HH28-H22F-8357 OpenBao has a Timing Side-Channel in the Userpass Auth Method

Impact When using OpenBao's userpass auth method, user enumeration was possible due to timing difference between non-existent users and users with stored credentials. This is independent of whether the supplied credentials were valid for the given user. Patches OpenBao v2.3.2 will patch this issu...

OpenBao Userpass and LDAP User Lockout Bypass

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 user...

GHSA-J3XV-7FXP-GFHX OpenBao Userpass and LDAP User Lockout Bypass

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 user...

GHSA-XP75-R577-CVHP Privileged OpenBao Operator May Execute Code on the Underlying Host

Impact Under certain threat models, OpenBao operators with privileged API access may not be system administrators and thus normally lack the ability to update binaries or execute code on the system. Additionally, privileged API operators should be unable to perform TCP connections to arbitrary...

Privileged OpenBao Operator May Execute Code on the Underlying Host

Impact Under certain threat models, OpenBao operators with privileged API access may not be system administrators and thus normally lack the ability to update binaries or execute code on the system. Additionally, privileged API operators should be unable to perform TCP connections to arbitrary...

GHSA-VF84-MXRQ-CRQC OpenBao Root Namespace Operator May Elevate Token Privileges

Impact Accounts with access to the highly-privileged identity entity system in the root namespace may increase their scope directly to the root policy. While the identity system always allowed adding arbitrary policies, which in turn could contain capability grants on arbitrary paths, the root...

PT-2025-32384

Name of the Vulnerable Software and Affected Versions OpenBao versions 2.3.1 and below Description OpenBao’s Login Multi-Factor Authentication MFA system, utilizing Time-based One Time Password TOTP, accepted codes containing whitespace due to normalization applied by the underlying TOTP library...

PT-2025-32379

Name of the Vulnerable Software and Affected Versions OpenBao versions 2.3.1 and below Description OpenBao is a software solution for managing, storing, and distributing sensitive data. In affected versions, accounts with access to highly-privileged identity entity systems in root namespaces coul...