3089
MariaDBERRORNotableAccess ControlHIGH confidence
SET PASSWORD not supported with this authentication plugin
Production Risk
Low — only the password change operation fails.
What this means
The SET PASSWORD statement cannot be used with the authentication plugin configured for this user account.
Why it happens
- 1Attempting SET PASSWORD for a user who uses an authentication plugin that does not support this operation (e.g., auth_socket, LDAP plugins).
How to reproduce
trigger — this will error
trigger — this will error
SET PASSWORD FOR 'os_user'@'localhost' = 'newpass';
expected output
ERROR 3089 (HY000): SET PASSWORD has no significance for users authenticating via plugins.
Fix 1
Use ALTER USER to change authentication
Use ALTER USER to change authentication
ALTER USER 'os_user'@'localhost' IDENTIFIED WITH mysql_native_password BY 'newpass';
Why this works
Switches the plugin and sets a new password.
Fix 2
Manage credentials through the authentication plugin's system
Manage credentials through the authentication plugin's system
-- For LDAP users, manage passwords in the LDAP directory
Why this works
External auth plugins handle passwords outside MySQL.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 3089 ER_SET_PASSWORD_AUTH_PLUGIN2
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