以下脚本可以用于收集数据库安全风险评估信息:
REM list database vulnerability assessment info
set escape on;
set linesize 140 ;
spool db_vulnerability_assessment.log
Select role
from dba_roles r
where role not in ('CONNECT',
'RESOURCE',
'DBA',
'SELECT_CATALOG_ROLE',
'EXECUTE_CATALOG_ROLE',
'DELETE_CATALOG_ROLE',
'EXP_FULL_DATABASE',
'WM_ADMIN_ROLE',
'IMP_FULL_DATABASE',
'RECOVERY_CATALOG_OWNER',
'AQ_ADMINISTRATOR_ROLE',
'AQ_USER_ROLE',
'GLOBAL_AQ_USER_ROLE',
'OEM_MONITOR',
'HS_ADMIN_ROLE')
and not exists
(Select 1 from dba_role_privs p where p.granted_role = r.role)
/
select tp.grantee, tp.table_name
from dba_tab_privs tp, dba_users u
where tp.owner = 'SYS'
and (tp.table_name like 'V_$%' or tp.table_name like 'G_V$')
and tp.grantee = u.username
and u.username not in ('SYS',
'SYSTEM',
'SYSMAN',
'EXFSYS',
'WMSYS',
'OLAPSYS',
'OUTLN',
'DBSNMP',
'ORDSYS',
'ORDPLUGINS',
'MDSYS',
'DMSYS',
'CTXSYS',
'AURORA$ORB$UNAUTHENTICATED',
'XDB',
'FLOWS_030000',
'FLOWS_FILES')
order by 1, 2
/
select *
from (select 'Hidden User in DBA_USERS' ddview, name
from sys.user$
where type# = 1
minus
select 'Hidden User in DBA_USERS', username from SYS.dba_users) q1
union all
select *
from (select 'Hidden User in ALL_USERS', name
from sys.user$
where type# = 1
minus
select 'Hidden User in ALL_USERS', username from SYS.all_users) q2
/
select grantee, granted_role
from dba_role_privs
where grantee in (select role from dba_roles)
order by grantee, granted_role
/
select grantee, privilege, admin_option
from dba_sys_privs sp, dba_users u
where sp.GRANTEE = u.username
and grantee not in ('SYS', 'SYSTEM')
and privilege in (select name
from sys.system_privilege_map
where 0 = 1
or name like '%ANY%'
or name like '%DATABASE%'
or name like '%DIRECTORY%'
or name like '%LIBRARY%'
or name like '%LINK%'
or name like '%PROFILE%'
or name like '%RESTRICTED%'
or name like 'SYS%'
or name like '%SYSTEM%'
or name like '%TABLESPACE%'
or name like '%USER%')
order by 1
/
select role,
(select count(*)
from dba_role_privs rp
where rp.granted_role = r.role) GRANT_COUNT
from dba_roles r
where r.role in ('DBA', 'CONNECT', 'RESOURCE')
order by 1
/
select grantee, granted_role, admin_option
from dba_role_privs rp, dba_users u
where rp.grantee = u.username
and grantee not in ('SYS', 'SYSTEM')
and granted_role in (select role
from dba_roles
where 0 = 1
or role like '%CATALOG%'
or role like '%DATABASE%'
or role like '%DBA%')
order by 1
/
select distinct profile, resource_name, actual_limit
from (select P.Profile, p.resource_Name,
decode(p.limit, 'UNLIMITED', '9999999999999999999',
'NULL', null, to_number(p.limit)) limit,
limit actual_limit
from ( select profile, resource_name,
decode(resource_name, 'IDLE_TIME', decode(limit, 'DEFAULT', 'UNLIMITED', limit),
'FAILED_LOGIN_ATTEMPTS', decode(limit, 'DEFAULT', '10', limit),
'PASSWORD_LIFE_TIME', decode(limit, 'DEFAULT', 'UNLIMITED', limit),
'PASSWORD_REUSE_MAX', decode(limit, 'DEFAULT', 'UNLIMITED', limit),
'PASSWORD_REUSE_TIME', decode(limit, 'DEFAULT', 'UNLIMITED', limit),
'PASSWORD_GRACE_TIME', decode(limit, 'DEFAULT', 'UNLIMITED', limit),
'PASSWORD_VERIFY_FUNCTION', decode(limit, 'NULL', '0', null, 0, 'DEFAULT', 0, 1), limit) limit
from dba_profiles
where resource_name in ('IDLE_TIME', 'FAILED_LOGIN_ATTEMPTS',
'PASSWORD_LIFE_TIME', 'PASSWORD_REUSE_MAX',
'PASSWORD_REUSE_TIME','PASSWORD_GRACE_TIME',
'PASSWORD_VERIFY_FUNCTION')) p )
where 1=0
or (RESOURCE_NAME = 'IDLE_TIME' AND LIMIT > 60)
or (RESOURCE_NAME = 'FAILED_LOGIN_ATTEMPTS' AND LIMIT > 3)
or (RESOURCE_NAME = 'PASSWORD_LIFE_TIME' AND LIMIT > 90)
or (RESOURCE_NAME = 'PASSWORD_REUSE_MAX' AND LIMIT > 20)
or (RESOURCE_NAME = 'PASSWORD_REUSE_TIME' AND LIMIT > 180)
or (RESOURCE_NAME = 'PASSWORD_GRACE_TIME' AND LIMIT > 3)
or (RESOURCE_NAME = 'PASSWORD_VERIFY_FUNCTION' AND LIMIT = 0)
order by 1,2
/
Select s.owner, s.synonym_name, s.table_owner, s.table_name
from sys.DBA_synonyms s
where not exists (Select 'x'
from sys.DBA_objects o
where o.owner = s.table_owner
and o.object_name = s.table_name)
and db_link is null
and s.owner <> 'PUBLIC'
order by 1
/
Select distinct profile
from dba_profiles
minus
Select distinct profile from dba_users
/
select table_name
from dba_tab_privs
where owner = 'SYS'
and grantee = 'PUBLIC'
and table_name in ('UTL_SMTP',
'UTL_TCP',
'UTL_HTTP',
'UTL_FILE',
'DBMS_RANDOM',
'DBMS_LOB',
'DBMS_SYS_SQL',
'DBMS_BACKUP_RESTORE',
'EMD_SYSTEM',
'DBMS_NAMESPACE',
'DBMS_SCHEDULER')
order by 1
/
select username, password from dba_users order by 1
/
select tp.grantee, tp.table_name, tp.privilege
from dba_tab_privs tp, dba_users u, dba_tables t
where tp.owner = 'SYS'
and tp.grantee = u.username
and tp.owner = t.owner
and tp.table_name = t.table_name
and u.username not in ('SYS',
'SYSTEM',
'SYSMAN',
'EXFSYS',
'WMSYS',
'OLAPSYS',
'OUTLN',
'DBSNMP',
'ORDSYS',
'ORDPLUGINS',
'MDSYS',
'CTXSYS',
'AURORA$ORB$UNAUTHENTICATED',
'XDB',
'FLOWS_030000',
'FLOWS_FILES')
order by 1, 2, 3
/
select sp.grantee, sp.privilege
from dba_sys_privs sp, dba_users u
where sp.admin_option = 'YES'
and u.username = sp.grantee
and u.username not in ('SYS',
'SYSTEM',
'SYSMAN',
'EXFSYS',
'WMSYS',
'OLAPSYS',
'OUTLN',
'DBSNMP',
'ORDSYS',
'ORDPLUGINS',
'MDSYS',
'CTXSYS',
'AURORA$ORB$UNAUTHENTICATED',
'XDB',
'FLOWS_030000',
'FLOWS_FILES')
order by 1, 2
/
select p.grantee, p.owner, p.table_name, p.privilege
from dba_tab_privs p, dba_users u
where p.grantable = 'YES'
and u.USERNAME = p.grantee
and u.username not in ('SYS',
'SYSTEM',
'SYSMAN',
'EXFSYS',
'WMSYS',
'OLAPSYS',
'OUTLN',
'DBSNMP',
'ORDSYS',
'ORDPLUGINS',
'MDSYS',
'CTXSYS',
'AURORA$ORB$UNAUTHENTICATED',
'XDB',
'FLOWS_030000',
'FLOWS_FILES')
order by 1, 2, 3, 4
/
select username
from dba_users
where account_status!='EXPIRED \& LOCKED'
order by 1
/
Select s.synonym_name, s.table_owner, s.table_name
from sys.DBA_synonyms s
where not exists (Select 'x'
from sys.DBA_objects o
where o.owner = s.table_owner
and o.object_name = s.table_name)
and db_link is null
and s.owner = 'PUBLIC'
order by 1
/
select r.grantee, r.granted_role
from dba_role_privs r, dba_users u
where r.admin_option = 'YES'
and u.username = r.grantee
and u.username not in ('SYS',
'SYSTEM',
'SYSMAN',
'EXFSYS',
'WMSYS',
'OLAPSYS',
'OUTLN',
'DBSNMP',
'ORDSYS',
'ORDPLUGINS',
'MDSYS',
'CTXSYS',
'AURORA$ORB$UNAUTHENTICATED',
'XDB',
'FLOWS_030000',
'FLOWS_FILES')
order by 1, 2
/
select username
from dba_users
where password = 'EXTERNAL'
order by username
/
Leave a Reply