diff --git a/refpolicy/Changelog b/refpolicy/Changelog index 7df1baabb..26efedf85 100644 --- a/refpolicy/Changelog +++ b/refpolicy/Changelog @@ -40,6 +40,7 @@ games mozilla mplayer + nagios nessus postgrey pxe diff --git a/refpolicy/policy/modules/admin/netutils.if b/refpolicy/policy/modules/admin/netutils.if index 65ae005d7..9fdfc1f60 100644 --- a/refpolicy/policy/modules/admin/netutils.if +++ b/refpolicy/policy/modules/admin/netutils.if @@ -6,7 +6,7 @@ ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## # @@ -30,7 +30,7 @@ interface(`netutils_domtrans',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## ## @@ -60,7 +60,7 @@ interface(`netutils_run',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## # @@ -78,7 +78,7 @@ interface(`netutils_exec',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## # @@ -95,6 +95,42 @@ interface(`netutils_domtrans_ping',` allow ping_t $1:process sigchld; ') +######################################## +## +## Send a kill (SIGKILL) signal to ping. +## +## +## +## Domain allowed access. +## +## +# +interface(`netutils_kill_ping',` + gen_require(` + type ping_t; + ') + + allow $1 ping_t:process sigkill; +') + +######################################## +## +## Send generic signals to ping. +## +## +## +## Domain allowed access. +## +## +# +interface(`netutils_signal_ping',` + gen_require(` + type ping_t; + ') + + allow $1 ping_t:process signal; +') + ######################################## ## ## Execute ping in the ping domain, and @@ -102,7 +138,7 @@ interface(`netutils_domtrans_ping',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## ## @@ -133,7 +169,7 @@ interface(`netutils_run_ping',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## ## @@ -167,7 +203,7 @@ interface(`netutils_run_ping_cond',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## # @@ -185,7 +221,7 @@ interface(`netutils_exec_ping',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## # @@ -209,7 +245,7 @@ interface(`netutils_domtrans_traceroute',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## ## @@ -240,7 +276,7 @@ interface(`netutils_run_traceroute',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## ## @@ -274,7 +310,7 @@ interface(`netutils_run_traceroute_cond',` ## ## ## -## The type of the process performing this action. +## Domain allowed access. ## ## # diff --git a/refpolicy/policy/modules/admin/netutils.te b/refpolicy/policy/modules/admin/netutils.te index 114551706..1437bacd6 100644 --- a/refpolicy/policy/modules/admin/netutils.te +++ b/refpolicy/policy/modules/admin/netutils.te @@ -1,5 +1,5 @@ -policy_module(netutils,1.1.0) +policy_module(netutils,1.1.1) ######################################## # diff --git a/refpolicy/policy/modules/kernel/corecommands.fc b/refpolicy/policy/modules/kernel/corecommands.fc index a2c59dd23..97f3cde74 100644 --- a/refpolicy/policy/modules/kernel/corecommands.fc +++ b/refpolicy/policy/modules/kernel/corecommands.fc @@ -126,6 +126,8 @@ ifdef(`distro_gentoo',` /usr/lib(64)?/ipsec/.* -- gen_context(system_u:object_r:sbin_t,s0) /usr/lib(64)?/mailman/bin(/.*)? gen_context(system_u:object_r:bin_t,s0) /usr/lib(64)?/misc/sftp-server -- gen_context(system_u:object_r:bin_t,s0) +/usr/lib(64)?/nagios/plugins(/.*)? gen_context(system_u:object_r:bin_t,s0) +/usr/lib(64)?/netsaint/plugins(/.*)? gen_context(system_u:object_r:bin_t,s0) /usr/lib(64)?/news/bin(/.*)? gen_context(system_u:object_r:bin_t,s0) /usr/lib(64)?/portage/bin(/.*)? gen_context(system_u:object_r:bin_t,s0) /usr/lib(64)?/sftp-server -- gen_context(system_u:object_r:bin_t,s0) diff --git a/refpolicy/policy/modules/kernel/corecommands.te b/refpolicy/policy/modules/kernel/corecommands.te index d166d62df..675b90929 100644 --- a/refpolicy/policy/modules/kernel/corecommands.te +++ b/refpolicy/policy/modules/kernel/corecommands.te @@ -1,5 +1,5 @@ -policy_module(corecommands,1.3.7) +policy_module(corecommands,1.3.8) ######################################## # diff --git a/refpolicy/policy/modules/services/apache.if b/refpolicy/policy/modules/services/apache.if index 4fb4c860d..6e256bb1c 100644 --- a/refpolicy/policy/modules/services/apache.if +++ b/refpolicy/policy/modules/services/apache.if @@ -547,12 +547,33 @@ interface(`apache_read_log',` type httpd_log_t; ') - files_search_var($1) + logging_search_logs($1) allow $1 httpd_log_t:dir r_dir_perms; allow $1 httpd_log_t:file r_file_perms; allow $1 httpd_log_t:lnk_file { getattr read }; ') +######################################## +## +## Allow the specified domain to append +## to apache log files. +## +## +## +## Domain allowed access. +## +## +# +interface(`apache_append_log',` + gen_require(` + type httpd_log_t; + ') + + logging_search_logs($1) + allow $1 httpd_log_t:dir r_dir_perms; + allow $1 httpd_log_t:file append; +') + ######################################## ## ## Do not audit attempts to append to the diff --git a/refpolicy/policy/modules/services/apache.te b/refpolicy/policy/modules/services/apache.te index d7b1cce24..7fd889106 100644 --- a/refpolicy/policy/modules/services/apache.te +++ b/refpolicy/policy/modules/services/apache.te @@ -1,5 +1,5 @@ -policy_module(apache,1.3.4) +policy_module(apache,1.3.5) # # NOTES: @@ -421,6 +421,11 @@ optional_policy(` mysql_rw_db_sockets(httpd_t) ') +optional_policy(` + nagios_read_config(httpd_t) + nagios_domtrans_cgi(httpd_t) +') + optional_policy(` nscd_socket_use(httpd_t) ') @@ -649,6 +654,10 @@ optional_policy(` dontaudit httpd_suexec_t httpd_t:unix_stream_socket { read write }; ') +optional_policy(` + nagios_domtrans_cgi(httpd_suexec_t) +') + optional_policy(` nis_use_ypbind(httpd_suexec_t) ') diff --git a/refpolicy/policy/modules/services/mta.te b/refpolicy/policy/modules/services/mta.te index 369e0e870..b5f7e9113 100644 --- a/refpolicy/policy/modules/services/mta.te +++ b/refpolicy/policy/modules/services/mta.te @@ -1,5 +1,5 @@ -policy_module(mta,1.3.1) +policy_module(mta,1.3.2) ######################################## # @@ -134,6 +134,10 @@ optional_policy(` logwatch_read_tmp_files(system_mail_t) ') +optional_policy(` + nagios_read_tmp_files(system_mail_t) +') + optional_policy(` allow system_mail_t etc_aliases_t:dir create_dir_perms; allow system_mail_t etc_aliases_t:file create_file_perms; diff --git a/refpolicy/policy/modules/services/nagios.fc b/refpolicy/policy/modules/services/nagios.fc new file mode 100644 index 000000000..255d9d13c --- /dev/null +++ b/refpolicy/policy/modules/services/nagios.fc @@ -0,0 +1,16 @@ + + +/etc/nagios(/.*)? gen_context(system_u:object_r:nagios_etc_t,s0) + +/usr/bin/nagios -- gen_context(system_u:object_r:nagios_exec_t,s0) + +/usr/lib(64)?/cgi-bin/netsaint/.+ -- gen_context(system_u:object_r:nagios_cgi_exec_t,s0) +/usr/lib(64)?/nagios/cgi/.+ -- gen_context(system_u:object_r:nagios_cgi_exec_t,s0) + +/var/log/nagios(/.*)? gen_context(system_u:object_r:nagios_log_t,s0) +/var/log/netsaint(/.*)? gen_context(system_u:object_r:nagios_log_t,s0) + +ifdef(`distro_debian',` +/usr/sbin/nagios -- gen_context(system_u:object_r:nagios_exec_t,s0) +/usr/lib/cgi-bin/nagios/.+ -- gen_context(system_u:object_r:nagios_cgi_exec_t,s0) +') diff --git a/refpolicy/policy/modules/services/nagios.if b/refpolicy/policy/modules/services/nagios.if new file mode 100644 index 000000000..503c26034 --- /dev/null +++ b/refpolicy/policy/modules/services/nagios.if @@ -0,0 +1,64 @@ +## Net Saint / NAGIOS - network monitoring server + +######################################## +## +## Allow the specified domain to read +## nagios configuration files. +## +## +## +## Domain allowed access. +## +## +# +interface(`nagios_read_config',` + gen_require(` + type nagios_etc_t; + ') + + allow $1 nagios_etc_t:dir list_dir_perms; + allow $1 nagios_etc_t:file r_file_perms; + files_search_etc($1) +') + +######################################## +## +## Allow the specified domain to read +## nagios temporary files. +## +## +## +## Domain allowed access. +## +## +# +interface(`nagios_read_tmp_files',` + gen_require(` + type nagios_tmp_t; + ') + + allow $1 nagios_tmp_t:file r_file_perms; + files_search_tmp($1) +') + +######################################## +## +## Execute the nagios CGI with +## a domain transition. +## +## +## +## Domain allowed access. +## +## +# +interface(`nagios_domtrans_cgi',` + gen_require(` + type nagios_cgi_t, nagios_cgi_exec_t; + ') + + domain_auto_trans($1,nagios_cgi_exec_t,nagios_cgi_t) + allow nagios_cgi_t $1:fd use; + allow nagios_cgi_t $1:fifo_file rw_file_perms; + allow nagios_cgi_t $1:process sigchld; +') diff --git a/refpolicy/policy/modules/services/nagios.te b/refpolicy/policy/modules/services/nagios.te new file mode 100644 index 000000000..92dc549da --- /dev/null +++ b/refpolicy/policy/modules/services/nagios.te @@ -0,0 +1,183 @@ + +policy_module(nagios,1.0.0) + +######################################## +# +# Declarations +# + +type nagios_t; +type nagios_exec_t; +init_daemon_domain(nagios_t,nagios_exec_t) + +type nagios_cgi_t; +type nagios_cgi_exec_t; +init_system_domain(nagios_cgi_t,nagios_cgi_exec_t) + +type nagios_etc_t; +files_config_file(nagios_etc_t) + +type nagios_log_t; +logging_log_file(nagios_log_t) + +type nagios_tmp_t; +files_tmp_file(nagios_tmp_t) + +type nagios_var_run_t; +files_pid_file(nagios_var_run_t) + +######################################## +# +# Nagios local policy +# + +allow nagios_t self:capability { dac_override setgid setuid }; +dontaudit nagios_t self:capability sys_tty_config; +allow nagios_t self:process { setpgid signal_perms }; +allow nagios_t self:fifo_file rw_file_perms; +allow nagios_t self:tcp_socket create_stream_socket_perms; +allow nagios_t self:udp_socket create_socket_perms; + +allow nagios_t nagios_etc_t:file r_file_perms; +allow nagios_t nagios_etc_t:dir r_dir_perms; +allow nagios_t nagios_etc_t:lnk_file { getattr read }; + +allow nagios_t nagios_log_t:file manage_file_perms; +allow nagios_t nagios_log_t:fifo_file manage_file_perms; +allow nagios_t nagios_log_t:dir rw_dir_perms; +logging_log_filetrans(nagios_t,nagios_log_t,{ file dir }) + +allow nagios_t nagios_tmp_t:dir create_dir_perms; +allow nagios_t nagios_tmp_t:file create_file_perms; +files_tmp_filetrans(nagios_t, nagios_tmp_t, { file dir }) + +allow nagios_t nagios_var_run_t:file create_file_perms; +allow nagios_t nagios_var_run_t:dir rw_dir_perms; +files_pid_filetrans(nagios_t,nagios_var_run_t,file) + +kernel_read_system_state(nagios_t) +kernel_read_kernel_sysctls(nagios_t) + +corecmd_exec_bin(nagios_t) +corecmd_exec_shell(nagios_t) + +corenet_tcp_sendrecv_generic_if(nagios_t) +corenet_udp_sendrecv_generic_if(nagios_t) +corenet_raw_sendrecv_generic_if(nagios_t) +corenet_tcp_sendrecv_all_nodes(nagios_t) +corenet_udp_sendrecv_all_nodes(nagios_t) +corenet_raw_sendrecv_all_nodes(nagios_t) +corenet_tcp_sendrecv_all_ports(nagios_t) +corenet_udp_sendrecv_all_ports(nagios_t) +corenet_non_ipsec_sendrecv(nagios_t) +corenet_tcp_bind_all_nodes(nagios_t) +corenet_udp_bind_all_nodes(nagios_t) + +dev_read_sysfs(nagios_t) + +domain_use_interactive_fds(nagios_t) +# for ps +domain_read_all_domains_state(nagios_t) + +files_read_etc_files(nagios_t) +files_read_etc_runtime_files(nagios_t) +files_read_kernel_symbol_table(nagios_t) + +fs_getattr_all_fs(nagios_t) +fs_search_auto_mountpoints(nagios_t) + +term_dontaudit_use_console(nagios_t) + +init_use_fds(nagios_t) +init_use_script_ptys(nagios_t) +# for who +init_read_utmp(nagios_t) + +libs_use_ld_so(nagios_t) +libs_use_shared_libs(nagios_t) + +logging_send_syslog_msg(nagios_t) + +miscfiles_read_localization(nagios_t) + +sysnet_read_config(nagios_t) + +userdom_dontaudit_use_unpriv_user_fds(nagios_t) +userdom_dontaudit_search_sysadm_home_dirs(nagios_t) + +mta_send_mail(nagios_t) + +ifdef(`targeted_policy',` + term_dontaudit_use_unallocated_ttys(nagios_t) + term_dontaudit_use_generic_ptys(nagios_t) + files_dontaudit_read_root_files(nagios_t) +') + +optional_policy(` + netutils_domtrans_ping(nagios_t) + netutils_signal_ping(nagios_t) + netutils_kill_ping(nagios_t) + + # cjp: leaked file descriptors: + #dontaudit ping_t nagios_etc_t:file read; + #dontaudit ping_t nagios_log_t:fifo_file read; +') + +optional_policy(` + nis_use_ypbind(nagios_t) +') + +optional_policy(` + seutil_sigchld_newrole(nagios_t) +') + +optional_policy(` + udev_read_db(nagios_t) +') + +# cjp: leaked file descriptors: +# for open file handles +#dontaudit system_mail_t nagios_etc_t:file read; +#dontaudit system_mail_t nagios_log_t:fifo_file read; + +######################################## +# +# Nagios CGI local policy +# + +allow nagios_cgi_t self:process { fork signal_perms }; +allow nagios_cgi_t self:fifo_file rw_file_perms; + +allow nagios_cgi_t nagios_t:dir r_dir_perms; +allow nagios_cgi_t nagios_t:file r_file_perms; +allow nagios_cgi_t nagios_t:lnk_file { getattr read }; + +allow nagios_cgi_t nagios_etc_t:dir r_dir_perms; +allow nagios_cgi_t nagios_etc_t:file r_file_perms; +allow nagios_cgi_t nagios_etc_t:lnk_file { getattr read }; + +allow nagios_cgi_t nagios_log_t:dir r_dir_perms; +allow nagios_cgi_t nagios_log_t:file r_file_perms; +allow nagios_cgi_t nagios_log_t:lnk_file { getattr read }; + +kernel_read_system_state(nagios_cgi_t) + +corecmd_exec_bin(nagios_cgi_t) + +domain_dontaudit_read_all_domains_state(nagios_cgi_t) + +files_read_etc_files(nagios_cgi_t) +files_read_etc_runtime_files(nagios_cgi_t) +files_read_kernel_symbol_table(nagios_cgi_t) + +libs_use_ld_so(nagios_cgi_t) +libs_use_shared_libs(nagios_cgi_t) + +logging_send_syslog_msg(nagios_cgi_t) +logging_search_logs(nagios_cgi_t) + +miscfiles_read_localization(nagios_cgi_t) + +optional_policy(` + apache_append_log(nagios_cgi_t) +')