Cleanup, refinement, suggestions from grift.
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parent
9f2084c8f7
commit
991f7835d9
2 changed files with 73 additions and 50 deletions
3
ossec.fc
3
ossec.fc
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@ -13,6 +13,9 @@
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/var/ossec/agentless(/.*)? gen_context(system_u:object_r:ossec_var_t,s0)
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/var/ossec/var/run(/.*)? gen_context(system_u:object_r:ossec_var_run_t,s0)
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/var/ossec/var/execd\.sqlite -- gen_context(system_u:object_r:ossec_execd_file_t,s0)
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/var/ossec/var/execd\.sqlite-journal -- gen_context(system_u:object_r:ossec_execd_journal_t,s0)
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#/var/ossec/var/execd\.sqlite(-.*)? -- gen_context(system_u:object_r:ossec_execd_file_t,s0)
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/var/ossec/var(/.*)? gen_context(system_u:object_r:ossec_var_t,s0)
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/var/ossec/tmp(/.*)? gen_context(system_u:object_r:ossec_tmp_t,s0)
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120
ossec.te
120
ossec.te
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@ -1,5 +1,5 @@
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policy_module(ossec,1.0.176)
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policy_module(ossec,1.0.186)
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########################################
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#
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@ -20,6 +20,12 @@ type ossec_execd_t;
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type ossec_execd_exec_t;
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init_daemon_domain(ossec_execd_t, ossec_execd_exec_t)
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type ossec_execd_file_t;
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files_type(ossec_execd_file_t)
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type ossec_execd_journal_t;
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files_type(ossec_execd_journal_t)
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# ossec-analysisd daemon
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type ossec_analysisd_t;
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type ossec_analysisd_exec_t;
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@ -122,48 +128,48 @@ unconfined_domain(ossec_ar_t)
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###
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require {
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type ossec_bin_t;
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#type ossec_bin_t;
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type ossec_maild_t;
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type ossec_maild_exec_t;
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type ossec_execd_t;
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type ossec_execd_exec_t;
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type ossec_analysisd_t;
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type ossec_analysisd_exec_t;
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type ossec_logcollector_t;
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type ossec_logcollector_exec_t;
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type ossec_remoted_t;
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type ossec_remoted_exec_t;
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type ossec_syscheckd_t;
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type ossec_syscheckd_exec_t;
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type ossec_monitord_t;
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type ossec_monitord_exec_t;
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type ossec_dbd_t;
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type ossec_dbd_exec_t;
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type ossec_csyslogd_t;
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type ossec_csyslogd_exec_t;
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type ossec_agentlessd_t;
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type ossec_agentlessd_exec_t;
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#type ossec_maild_t;
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#type ossec_maild_exec_t;
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#type ossec_execd_t;
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#type ossec_execd_exec_t;
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#type ossec_analysisd_t;
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#type ossec_analysisd_exec_t;
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#type ossec_logcollector_t;
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#type ossec_logcollector_exec_t;
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#type ossec_remoted_t;
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#type ossec_remoted_exec_t;
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#type ossec_syscheckd_t;
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#type ossec_syscheckd_exec_t;
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#type ossec_monitord_t;
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#type ossec_monitord_exec_t;
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#type ossec_dbd_t;
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#type ossec_dbd_exec_t;
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#type ossec_csyslogd_t;
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#type ossec_csyslogd_exec_t;
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#type ossec_agentlessd_t;
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#type ossec_agentlessd_exec_t;
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type ossec_var_t;
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type ossec_tmp_t;
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type ossec_log_t;
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type ossec_etc_t;
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type ossec_rule_t;
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type ossec_stats_t;
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type ossec_queue_t;
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#type ossec_var_t;
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#type ossec_tmp_t;
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#type ossec_log_t;
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#type ossec_etc_t;
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#type ossec_rule_t;
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#type ossec_stats_t;
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#type ossec_queue_t;
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type ossec_ar_t;
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type ossec_ar_bin_t;
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type ossec_ar_exec_t;
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#type ossec_ar_t;
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#type ossec_ar_bin_t;
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#type ossec_ar_exec_t;
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type var_log_t;
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#type var_log_t;
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type httpd_t;
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type httpd_log_t;
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type unreserved_port_t;
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type smtp_port_t;
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type node_t;
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type shell_exec_t;
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#type httpd_log_t;
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#type unreserved_port_t;
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#type smtp_port_t;
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#type node_t;
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#type shell_exec_t;
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class file { rename read lock create write getattr unlink open append entrypoint };
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class dir { write getattr read remove_name create add_name };
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class process { setsched transition rlimitinh siginh noatsecure };
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@ -197,8 +203,10 @@ allow ossec_maild_t ossec_log_t:file { create_file_perms append_file_perms read
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ossec_log_filetrans(ossec_maild_t, ossec_log_t, file)
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# Sockets
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allow ossec_maild_t self:tcp_socket { create connect read write };
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allow ossec_maild_t smtp_port_t:tcp_socket { name_connect };
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allow ossec_maild_t self:tcp_socket create_socket_perms;
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corenet_tcp_connect_smtp_port(ossec_maild_t)
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#allow ossec_maild_t self:tcp_socket { create connect read write };
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#allow ossec_maild_t smtp_port_t:tcp_socket { name_connect };
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#============= ossec_execd_t ==============
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@ -214,8 +222,14 @@ ossec_read_config(ossec_execd_t)
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search_dirs_pattern(ossec_execd_t, ossec_etc_share_t, ossec_etc_share_t)
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read_files_pattern(ossec_execd_t, ossec_etc_share_t, ossec_etc_share_t)
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#allow ossec_execd_t ossec_var_t:dir { write add_name };
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allow ossec_execd_t ossec_execd_file_t:file { create_file_perms rw_file_perms };
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allow ossec_execd_t ossec_execd_journal_t:file manage_file_perms;
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filetrans_pattern(ossec_execd_t, ossec_var_t, ossec_execd_journal_t, file, "execd.sqlite-journal");
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# var run dir
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allow ossec_execd_t ossec_var_run_t:file { create_file_perms write_file_perms setattr read unlink };
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#allow ossec_execd_t ossec_var_run_t:file { create_file_perms write_file_perms setattr read unlink };
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allow ossec_execd_t ossec_var_run_t:file manage_file_perms;
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ossec_pid_filetrans(ossec_execd_t, ossec_var_run_t, file)
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# queue dir
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@ -228,7 +242,8 @@ ossec_log_filetrans(ossec_execd_t, ossec_log_t, file)
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# active-response scripts
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search_dirs_pattern(ossec_execd_t, ossec_ar_bin_t, ossec_ar_bin_t)
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exec_files_pattern(ossec_execd_t, shell_exec_t, shell_exec_t)
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#exec_files_pattern(ossec_execd_t, shell_exec_t, shell_exec_t)
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corecmd_exec_shell(ossec_execd_t)
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# dgram socket
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allow ossec_execd_t self:unix_dgram_socket { create bind getopt read write };
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@ -269,7 +284,7 @@ create_files_pattern(ossec_analysisd_t, ossec_stats_t, ossec_stats_t)
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append_files_pattern(ossec_analysisd_t, ossec_stats_t, ossec_stats_t)
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# logs
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allow ossec_analysisd_t ossec_log_t:file { create_file_perms append_file_perms read };
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allow ossec_analysisd_t ossec_log_t:file { create_file_perms append_file_perms read link unlink };
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ossec_log_filetrans(ossec_analysisd_t, ossec_log_t, file)
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# rules dir
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@ -302,9 +317,11 @@ manage_sock_files_pattern(ossec_logcollector_t, ossec_queue_t, ossec_queue_t)
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allow ossec_logcollector_t ossec_log_t:file { create_file_perms append_file_perms read };
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ossec_log_filetrans(ossec_logcollector_t, ossec_log_t, file)
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search_dirs_pattern(ossec_logcollector_t, httpd_log_t, httpd_log_t)
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read_files_pattern(ossec_logcollector_t, httpd_log_t, httpd_log_t)
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read_files_pattern(ossec_logcollector_t, var_log_t, var_log_t)
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# Access all system logs:
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logging_read_all_logs(ossec_logcollector_t)
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#search_dirs_pattern(ossec_logcollector_t, httpd_log_t, httpd_log_t)
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#read_files_pattern(ossec_logcollector_t, httpd_log_t, httpd_log_t)
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#read_files_pattern(ossec_logcollector_t, var_log_t, var_log_t)
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# dgram socket
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allow ossec_logcollector_t self:unix_dgram_socket { create bind getopt connect write };
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@ -339,11 +356,14 @@ allow ossec_remoted_t ossec_log_t:file { create_file_perms append_file_perms rea
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ossec_log_filetrans(ossec_remoted_t, ossec_log_t, file)
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# Sockets
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allow ossec_remoted_t self:udp_socket { create bind read write };
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allow ossec_remoted_t unreserved_port_t:udp_socket { name_bind };
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allow ossec_remoted_t node_t:udp_socket { node_bind };
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allow ossec_remoted_t self:udp_socket create_stream_socket_perms;
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corenet_udp_bind_all_unreserved_ports(ossec_remoted_t)
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corenet_udp_bind_generic_node(ossec_remoted_t)
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#allow ossec_remoted_t self:udp_socket { create bind read write };
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#allow ossec_remoted_t unreserved_port_t:udp_socket { name_bind };
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#allow ossec_remoted_t node_t:udp_socket { node_bind };
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allow ossec_remoted_t self:tcp_socket { create bind };
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#allow ossec_remoted_t self:tcp_socket { create bind };
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# dgram socket
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allow ossec_remoted_t self:unix_dgram_socket { create bind getopt connect read write };
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