Post or ora_setup error "Oracle error: ORA-28003: password verification for the specified passwor (4286852)

The following error messages are observed in event_log:

08/14/07 23:00 Error: 15033 - Failed to execute SQL on table : ORA-28003: password verification for the specified password failed. [sp_opst/19654]
08/14/07 23:00 Notice: Oracle error: ORA-28003: password verification for the specified password failed. rowid:N/A [sp_opst/19654]
08/14/07 23:00 Notice: ORA-28003: password verification for the specified password failed. [sp_opst(osp)/19654]
08/14/07 23:00 Error: OCI Error: ORA-28003: password verification for the specified password failed. [sp_opst/19654]

OR

The ora_setup fails with ORA-28003 as below:

Would you like to create a new SharePlex user ? [y] : y

Enter username for new user [SPLEX/SPLEX] : USERNAME

Enter password for new user :

Re-enter password for new user : PASSWORD

SQL> CREATE USER USERNAME IDENTIFIED BY PASSWORD

OCIStmtExecute: Oracle error ORA-28003: password verification for the specified password failed

ORA-20003: Password should contain at least one \
digit, one character and one punctuation