Ensure Passwords are Set for All Accounts

CriticalLevel 1Automatedoceanbase

Description

Blank passwords allow a user to login without using a password. Oracle-mode tenant. Passes when no user in SYS.DBA_USERS has a NULL password; also confirm no account keeps a default password. Runs obclient against an Oracle-mode tenant using the connection options in OB_ORA_CONN (default "-h127.0.0.1 -P2881 -uSYS@oracle"); supply the password via OB_ORA_CONN (-p...) or ~/.my.cnf.

How it is checked

Audit method: SQL query

sql_query

out=$(obclient ${OB_ORA_CONN:--h127.0.0.1 -P2881 -uSYS@oracle} -N -B -e "SELECT COUNT(*) FROM SYS.DBA_USERS WHERE PASSWORD IS NULL" 2>/dev/null) || exit 1; printf '%s\n' "$out"

Expected output: 0

How it is fixed

Fix method: Guidance or infrastructure patch

ALTER USER <username> IDENTIFIED BY <strong password>; for every user returned.

Properties

Operating systems: Any
Tags: oceanbaseauthenticationoracle-mode
Reference: CIS OceanBase Enterprise Edition V4 Benchmark v1.0.0 - 5.1.6 Ensure Passwords are Set for All Accounts

Check this host

Run this on a machine you are allowed to audit. The scan is read-only.

shell

tmaegis scan --target oceanbase