selinux-ossec/ossec.te

policy_module(ossec,1.1.0)

########################################
#
# Declarations
#

###
# Active-Response Domain and File Types
type ossec_ar_t;
type ossec_ar_exec_t;
domain_type(ossec_ar_t)
domain_entry_file(ossec_ar_t, ossec_ar_exec_t)
domtrans_pattern(ossec_execd_t, ossec_ar_exec_t, ossec_ar_t)
role system_r types ossec_ar_t;
files_type(ossec_ar_exec_t);

type ossec_ar_bin_t;
files_type(ossec_ar_bin_t);

unconfined_domain(ossec_ar_t)
###

# ossec-agentlessd daemon
type ossec_agentlessd_t;
type ossec_agentlessd_exec_t;
init_daemon_domain(ossec_agentlessd_t, ossec_agentlessd_exec_t)

# ossec-analysisd daemon
type ossec_analysisd_t;
type ossec_analysisd_exec_t;
init_daemon_domain(ossec_analysisd_t, ossec_analysisd_exec_t)

type ossec_analysisd_configfile_t;
files_config_file(ossec_analysisd_configfile_t)

type ossec_analysisd_file_t;
files_type(ossec_analysisd_file_t)

type ossec_analysisd_sock_t;
files_type(ossec_analysisd_sock_t)

# ossec-csyslogd daemon
type ossec_csyslogd_t;
type ossec_csyslogd_exec_t;
init_daemon_domain(ossec_csyslogd_t, ossec_csyslogd_exec_t)

# ossec-dbd daemon
type ossec_dbd_t;
type ossec_dbd_exec_t;
init_daemon_domain(ossec_dbd_t, ossec_dbd_exec_t)

# ossec etc dir
type ossec_etc_t;
files_config_file(ossec_etc_t)

# ossec-execd daemon
type ossec_execd_t;
type ossec_execd_exec_t;
init_daemon_domain(ossec_execd_t, ossec_execd_exec_t)

type ossec_execd_file_t;
files_type(ossec_execd_file_t)

type ossec_execd_journal_t;
files_type(ossec_execd_journal_t)

type ossec_execd_sock_t;
files_type(ossec_execd_sock_t)

# ossec_initrc
type ossec_initrc_exec_t;
init_script_file(ossec_initrc_exec_t)

# ossec-logcollector daemon
type ossec_logcollector_t;
type ossec_logcollector_exec_t;
init_daemon_domain(ossec_logcollector_t, ossec_logcollector_exec_t)

# ossec logs dir
type ossec_log_t;
logging_log_file(ossec_log_t)

# ossec-maild daemon
type ossec_maild_t;
type ossec_maild_exec_t;
init_daemon_domain(ossec_maild_t, ossec_maild_exec_t)

# ossec-monitord daemon
type ossec_monitord_t;
type ossec_monitord_exec_t;
init_daemon_domain(ossec_monitord_t, ossec_monitord_exec_t)

# ossec-remoted daemon
type ossec_remoted_t;
type ossec_remoted_exec_t;
init_daemon_domain(ossec_remoted_t, ossec_remoted_exec_t)

type ossec_remoted_configfile_t;
files_config_file(ossec_remoted_configfile_t);

type ossec_remoted_file_t;
files_type(ossec_remoted_file_t)

type ossec_remoted_sock_t;
files_type(ossec_remoted_sock_t)

# ossec-syscheckd daemon
type ossec_syscheckd_t;
type ossec_syscheckd_exec_t;
init_daemon_domain(ossec_syscheckd_t, ossec_syscheckd_exec_t)


# ossec bin dir
type ossec_bin_t;
files_type(ossec_bin_t)

# ossec queue dir
type ossec_queue_t;
files_type(ossec_queue_t)

# ossec rules dir
type ossec_rule_t;
files_config_file(ossec_rule_t)

# ossec stats dir
type ossec_stats_t;
files_type(ossec_stats_t)

# ossec tmp dir
type ossec_tmp_t;
files_tmp_file(ossec_tmp_t)

# ossec var run dir
type ossec_var_t;
files_type(ossec_var_t)

type ossec_var_run_t;
files_pid_file(ossec_var_run_t)


require {
	type httpd_t;
	type hi_reserved_port_t;

	class file { rename read lock create write getattr unlink open append entrypoint };
	#class dir { write getattr read remove_name create add_name };
	class process { setsched transition rlimitinh siginh noatsecure };
	class capability { dac_override dac_read_search setuid setgid fsetid sys_chroot sys_nice };
	class tcp_socket { create name_bind name_connect };
	class udp_socket { create bind name_bind node_bind };
}


########################################
#
# ossec local policy
#


allow ossec_analysisd_t ossec_log_t:file { create_file_perms append_file_perms read link unlink };
allow ossec_analysisd_t ossec_var_run_t:file manage_file_perms;
allow ossec_analysisd_t self:capability { dac_override dac_read_search fsetid setuid setgid sys_chroot };
allow ossec_analysisd_t self:unix_dgram_socket create_stream_socket_perms;

allow ossec_execd_t ossec_ar_t:process { rlimitinh siginh noatsecure };
allow ossec_execd_t ossec_execd_file_t:file { create_file_perms rw_file_perms };
allow ossec_execd_t ossec_execd_journal_t:file manage_file_perms;
allow ossec_execd_t ossec_log_t:file { create_file_perms append_file_perms read };
allow ossec_execd_t ossec_var_run_t:file manage_file_perms;
allow ossec_execd_t self:capability { dac_override dac_read_search setgid };
allow ossec_execd_t self:unix_dgram_socket create_stream_socket_perms;

allow ossec_logcollector_t ossec_log_t:file { create_file_perms append_file_perms read };
allow ossec_logcollector_t ossec_var_run_t:file manage_file_perms;
allow ossec_logcollector_t self:capability { dac_override dac_read_search };
allow ossec_logcollector_t self:unix_dgram_socket create_socket_perms;

allow ossec_maild_t ossec_log_t:file { create_file_perms append_file_perms read };
allow ossec_maild_t ossec_var_run_t:file manage_file_perms;
allow ossec_maild_t self:capability { dac_override dac_read_search setuid setgid sys_chroot };
allow ossec_maild_t self:tcp_socket create_socket_perms;

allow ossec_monitord_t ossec_log_t:file { create_file_perms append_file_perms write read };
allow ossec_monitord_t ossec_remoted_file_t:file getattr_file_perms;
allow ossec_monitord_t ossec_var_run_t:file manage_file_perms;
allow ossec_monitord_t self:capability { dac_override dac_read_search setuid setgid sys_chroot };
allow ossec_monitord_t self:unix_dgram_socket create_socket_perms;

allow ossec_remoted_t ossec_log_t:file { create_file_perms append_file_perms read };
allow ossec_remoted_t ossec_var_run_t:file manage_file_perms;
allow ossec_remoted_t self:capability { dac_override dac_read_search setuid setgid sys_chroot };
allow ossec_remoted_t self:udp_socket create_stream_socket_perms;
allow ossec_remoted_t self:unix_dgram_socket create_stream_socket_perms;

allow ossec_syscheckd_t hi_reserved_port_t:tcp_socket name_bind;
allow ossec_syscheckd_t hi_reserved_port_t:udp_socket name_bind;
allow ossec_syscheckd_t ossec_log_t:file { create_file_perms append_file_perms read };
allow ossec_syscheckd_t ossec_queue_t:dir { create_dir_perms rw_dir_perms };
allow ossec_syscheckd_t ossec_queue_t:file { create_file_perms rename_file_perms write_file_perms };
allow ossec_syscheckd_t ossec_var_run_t:file manage_file_perms;
allow ossec_syscheckd_t self:capability { dac_override dac_read_search kill setuid setgid sys_chroot sys_nice };
allow ossec_syscheckd_t self:process { setsched };
allow ossec_syscheckd_t self:tcp_socket create_socket_perms;
allow ossec_syscheckd_t self:udp_socket create_socket_perms;
allow ossec_syscheckd_t self:unix_dgram_socket create_socket_perms;


auth_read_passwd(ossec_analysisd_t)
auth_read_passwd(ossec_execd_t)
auth_read_passwd(ossec_maild_t)
auth_read_passwd(ossec_monitord_t)
auth_read_passwd(ossec_remoted_t)

corecmd_exec_bin(ossec_syscheckd_t)
corecmd_exec_shell(ossec_execd_t)
corecmd_exec_shell(ossec_syscheckd_t)

corenet_tcp_bind_generic_node(ossec_syscheckd_t)
corenet_tcp_bind_generic_port(ossec_syscheckd_t)
corenet_tcp_bind_reserved_port(ossec_syscheckd_t)
corenet_tcp_connect_smtp_port(ossec_maild_t)

corenet_udp_bind_all_unreserved_ports(ossec_remoted_t)
corenet_udp_bind_generic_node(ossec_remoted_t)
corenet_udp_bind_generic_node(ossec_syscheckd_t)
corenet_udp_bind_generic_port(ossec_syscheckd_t)
corenet_udp_bind_reserved_port(ossec_syscheckd_t)

dev_getattr_all(ossec_syscheckd_t)
dev_read_urand(ossec_execd_t)

dgram_send_pattern(ossec_analysisd_t, ossec_queue_t, ossec_execd_sock_t, ossec_execd_t)
dgram_send_pattern(ossec_analysisd_t, ossec_queue_t, ossec_remoted_sock_t, ossec_remoted_t)
dgram_send_pattern(ossec_logcollector_t, ossec_queue_t, ossec_analysisd_sock_t, ossec_analysisd_t)
dgram_send_pattern(ossec_monitord_t, ossec_queue_t, ossec_analysisd_sock_t, ossec_analysisd_t)
dgram_send_pattern(ossec_remoted_t, ossec_queue_t, ossec_analysisd_sock_t, ossec_analysisd_t)
dgram_send_pattern(ossec_syscheckd_t, ossec_queue_t, ossec_analysisd_sock_t, ossec_analysisd_t)

domain_read_all_domains_state(ossec_syscheckd_t)
domain_dontaudit_getsession_all_domains(ossec_syscheckd_t)
domain_getsession_all_domains(ossec_syscheckd_t)
domain_getpgid_all_domains(ossec_syscheckd_t)
domain_dontaudit_signull_all_domains(ossec_syscheckd_t)

files_dontaudit_getattr_all_sockets(ossec_syscheckd_t)
files_read_all_files(ossec_syscheckd_t)
files_read_all_symlinks(ossec_syscheckd_t)

filetrans_pattern(ossec_execd_t, ossec_var_t, ossec_execd_journal_t, file, "execd.sqlite-journal");

list_dirs_pattern(ossec_monitord_t, ossec_queue_t, ossec_remoted_file_t)

logging_read_all_logs(ossec_logcollector_t)

manage_files_pattern(ossec_analysisd_t, ossec_analysisd_file_t, ossec_analysisd_file_t)
manage_files_pattern(ossec_analysisd_t, ossec_etc_t, ossec_analysisd_configfile_t)
manage_files_pattern(ossec_analysisd_t, ossec_stats_t, ossec_stats_t)
manage_files_pattern(ossec_remoted_t, ossec_etc_t, ossec_remoted_configfile_t)

manage_lnk_files_pattern(ossec_syscheckd_t, ossec_tmp_t, ossec_tmp_t)

manage_sock_files_pattern(ossec_analysisd_t, ossec_queue_t, ossec_analysisd_sock_t)
manage_sock_files_pattern(ossec_execd_t, ossec_queue_t, ossec_execd_sock_t)
manage_sock_files_pattern(ossec_remoted_t, ossec_queue_t, ossec_remoted_sock_t)

ossec_log_filetrans(ossec_analysisd_t, ossec_log_t, file)
ossec_log_filetrans(ossec_execd_t, ossec_log_t, file)
ossec_log_filetrans(ossec_logcollector_t, ossec_log_t, file)
ossec_log_filetrans(ossec_maild_t, ossec_log_t, file)
ossec_log_filetrans(ossec_monitord_t, ossec_log_t, file)
ossec_log_filetrans(ossec_remoted_t, ossec_log_t, file)
ossec_log_filetrans(ossec_syscheckd_t, ossec_log_t, file)

ossec_pid_filetrans(ossec_analysisd_t, ossec_var_run_t, file)
ossec_pid_filetrans(ossec_execd_t, ossec_var_run_t, file)
ossec_pid_filetrans(ossec_logcollector_t, ossec_var_run_t, file)
ossec_pid_filetrans(ossec_maild_t, ossec_var_run_t, file)
ossec_pid_filetrans(ossec_monitord_t, ossec_var_run_t, file)
ossec_pid_filetrans(ossec_remoted_t, ossec_var_run_t, file)
ossec_pid_filetrans(ossec_syscheckd_t, ossec_var_run_t, file)

ossec_queue_filetrans(ossec_analysisd_t, ossec_analysisd_file_t, file)
ossec_queue_filetrans(ossec_analysisd_t, ossec_analysisd_sock_t, sock_file)
ossec_queue_filetrans(ossec_execd_t, ossec_execd_sock_t, sock_file)
ossec_queue_filetrans(ossec_remoted_t, ossec_remoted_sock_t, sock_file)
ossec_queue_filetrans(ossec_syscheckd_t, ossec_queue_t, file)

ossec_read_config(ossec_analysisd_t)
ossec_read_config(ossec_execd_t)
ossec_read_config(ossec_logcollector_t)
ossec_read_config(ossec_maild_t)
ossec_read_config(ossec_monitord_t)
ossec_read_config(ossec_remoted_t)
ossec_read_config(ossec_syscheckd_t)

ossec_read_logs(httpd_t)
ossec_read_queue(httpd_t)
ossec_read_stats(httpd_t)

ossec_tmp_filetrans(ossec_syscheckd_t, ossec_tmp_t, lnk_file)

read_files_pattern(ossec_analysisd_t, ossec_rule_t, ossec_rule_t)

rw_files_pattern(ossec_remoted_t, ossec_remoted_file_t, ossec_remoted_file_t)

search_dirs_pattern(ossec_analysisd_t, ossec_rule_t, ossec_rule_t)
search_dirs_pattern(ossec_execd_t, ossec_ar_bin_t, ossec_ar_bin_t)

seutil_read_bin_policy(ossec_syscheckd_t)

sysnet_read_config(ossec_analysisd_t)
sysnet_read_config(ossec_execd_t)
sysnet_read_config(ossec_logcollector_t)
sysnet_read_config(ossec_maild_t)
sysnet_read_config(ossec_monitord_t)
sysnet_read_config(ossec_remoted_t)
sysnet_read_config(ossec_syscheckd_t)

userdom_search_user_tmp_dirs(ossec_syscheckd_t)