|
Chris PeBenito |
6b9383 |
|
|
Chris PeBenito |
6b9383 |
policy_module(mta,1.0)
|
|
Chris PeBenito |
6b9383 |
|
|
Chris PeBenito |
075c4f |
########################################
|
|
Chris PeBenito |
075c4f |
#
|
|
Chris PeBenito |
075c4f |
# Declarations
|
|
Chris PeBenito |
075c4f |
#
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
246839 |
attribute mta_user_agent;
|
|
Chris PeBenito |
246839 |
attribute mailserver_delivery;
|
|
Chris PeBenito |
246839 |
attribute mailserver_domain;
|
|
Chris PeBenito |
246839 |
attribute mailserver_sender;
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
04926d |
attribute user_mail_domain;
|
|
Chris PeBenito |
04926d |
|
|
Chris PeBenito |
6b9383 |
type etc_aliases_t;
|
|
Chris PeBenito |
8fd367 |
files_type(etc_aliases_t)
|
|
Chris PeBenito |
6b9383 |
|
|
Chris PeBenito |
6b9383 |
type etc_mail_t;
|
|
Chris PeBenito |
9bbc75 |
files_config_file(etc_mail_t)
|
|
Chris PeBenito |
6b9383 |
|
|
Chris PeBenito |
6b9383 |
type mqueue_spool_t;
|
|
Chris PeBenito |
8fd367 |
files_type(mqueue_spool_t)
|
|
Chris PeBenito |
6b9383 |
|
|
Chris PeBenito |
6b9383 |
type mail_spool_t;
|
|
Chris PeBenito |
8fd367 |
files_type(mail_spool_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
075c4f |
type sendmail_exec_t;
|
|
Chris PeBenito |
8fd367 |
files_type(sendmail_exec_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
88dd38 |
type system_mail_t, user_mail_domain;
|
|
Chris PeBenito |
c9428d |
domain_type(system_mail_t)
|
|
Chris PeBenito |
12ae75 |
domain_entry_file(system_mail_t,sendmail_exec_t)
|
|
Chris PeBenito |
075c4f |
role system_r types system_mail_t;
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
2d13f7 |
type system_mail_tmp_t;
|
|
Chris PeBenito |
2d13f7 |
files_tmp_file(system_mail_tmp_t)
|
|
Chris PeBenito |
2d13f7 |
|
|
Chris PeBenito |
12ae75 |
# cjp: need to resolve this, but require{}
|
|
Chris PeBenito |
12ae75 |
# does not work in the else part of the optional
|
|
Chris PeBenito |
12ae75 |
#ifdef(`targeted_policy',`',`
|
|
Chris PeBenito |
12ae75 |
# optional_policy(`sendmail.te',`',`
|
|
Chris PeBenito |
12ae75 |
# init_system_domain(system_mail_t,sendmail_exec_t)
|
|
Chris PeBenito |
12ae75 |
# ')
|
|
Chris PeBenito |
12ae75 |
#')
|
|
Chris PeBenito |
7bba9d |
|
|
Chris PeBenito |
075c4f |
########################################
|
|
Chris PeBenito |
075c4f |
#
|
|
Chris PeBenito |
075c4f |
# System mail local policy
|
|
Chris PeBenito |
075c4f |
#
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
075c4f |
allow system_mail_t self:capability { setuid setgid chown };
|
|
Chris PeBenito |
0fd9dc |
allow system_mail_t self:process { signal_perms setrlimit };
|
|
Chris PeBenito |
0a10b1 |
allow system_mail_t self:tcp_socket create_socket_perms;
|
|
Chris PeBenito |
075c4f |
|
|
Don Miner |
f13da8 |
allow system_mail_t etc_mail_t:dir { getattr search };
|
|
Chris PeBenito |
e8d0a6 |
allow system_mail_t etc_mail_t:file r_file_perms;
|
|
Chris PeBenito |
e8d0a6 |
|
|
Chris PeBenito |
075c4f |
# re-exec itself
|
|
Chris PeBenito |
0a10b1 |
can_exec(system_mail_t, sendmail_exec_t)
|
|
Chris PeBenito |
0a10b1 |
allow system_mail_t sendmail_exec_t:lnk_file r_file_perms;
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
2d13f7 |
allow system_mail_t system_mail_tmp_t:dir create_dir_perms;
|
|
Chris PeBenito |
2d13f7 |
allow system_mail_t system_mail_tmp_t:file create_file_perms;
|
|
Chris PeBenito |
2d13f7 |
files_create_tmp_files(system_mail_t, system_mail_tmp_t, { file dir })
|
|
Chris PeBenito |
2d13f7 |
|
|
Chris PeBenito |
075c4f |
kernel_read_kernel_sysctl(system_mail_t)
|
|
Chris PeBenito |
075c4f |
kernel_read_system_state(system_mail_t)
|
|
Chris PeBenito |
075c4f |
kernel_read_network_state(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
0fd9dc |
corenet_tcp_sendrecv_all_if(system_mail_t)
|
|
Chris PeBenito |
0fd9dc |
corenet_raw_sendrecv_all_if(system_mail_t)
|
|
Chris PeBenito |
0fd9dc |
corenet_tcp_sendrecv_all_nodes(system_mail_t)
|
|
Chris PeBenito |
0fd9dc |
corenet_raw_sendrecv_all_nodes(system_mail_t)
|
|
Chris PeBenito |
0fd9dc |
corenet_tcp_sendrecv_all_ports(system_mail_t)
|
|
Chris PeBenito |
98a8ea |
corenet_tcp_bind_all_nodes(system_mail_t)
|
|
Chris PeBenito |
e8d0a6 |
corenet_tcp_connect_smtp_port(system_mail_t)
|
|
Chris PeBenito |
628417 |
corenet_tcp_connect_all_ports(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
98a8ea |
dev_read_rand(system_mail_t)
|
|
Karl MacMillan |
f0c985 |
dev_read_urand(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
0fd9dc |
fs_getattr_xattr_fs(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
c9428d |
init_use_script_pty(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
8fd367 |
files_read_etc_files(system_mail_t)
|
|
Chris PeBenito |
246839 |
files_read_etc_runtime_files(system_mail_t)
|
|
Chris PeBenito |
246839 |
files_search_spool(system_mail_t)
|
|
Chris PeBenito |
075c4f |
# It wants to check for nscd
|
|
Chris PeBenito |
c9428d |
files_dontaudit_search_pids(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
c9428d |
corecmd_exec_bin(system_mail_t)
|
|
Chris PeBenito |
246839 |
corecmd_search_sbin(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
c9428d |
libs_use_ld_so(system_mail_t)
|
|
Chris PeBenito |
c9428d |
libs_use_shared_libs(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
c9428d |
logging_send_syslog_msg(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
075c4f |
miscfiles_read_localization(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
c9428d |
sysnet_read_config(system_mail_t)
|
|
Chris PeBenito |
98a8ea |
sysnet_dns_name_resolve(system_mail_t)
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
246839 |
userdom_use_sysadm_terms(system_mail_t)
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
15c235 |
ifdef(`hide_broken_symptoms',`
|
|
Chris PeBenito |
15c235 |
# Red Hat systems seem to have a stray
|
|
Chris PeBenito |
15c235 |
# fds open from the initrd
|
|
Chris PeBenito |
15c235 |
ifdef(`distro_redhat',`
|
|
Chris PeBenito |
15c235 |
kernel_dontaudit_use_fd(system_mail_t)
|
|
Chris PeBenito |
15c235 |
storage_dontaudit_read_fixed_disk(system_mail_t)
|
|
Chris PeBenito |
15c235 |
')
|
|
Chris PeBenito |
15c235 |
')
|
|
Chris PeBenito |
15c235 |
|
|
Chris PeBenito |
246839 |
ifdef(`targeted_policy',`
|
|
Chris PeBenito |
fe9d17 |
typealias system_mail_t alias sysadm_mail_t;
|
|
Chris PeBenito |
fe9d17 |
|
|
Chris PeBenito |
246839 |
allow system_mail_t mail_spool_t:dir create_dir_perms;
|
|
Chris PeBenito |
246839 |
allow system_mail_t mail_spool_t:file create_file_perms;
|
|
Chris PeBenito |
246839 |
allow system_mail_t mail_spool_t:lnk_file create_lnk_perms;
|
|
Chris PeBenito |
246839 |
allow system_mail_t mail_spool_t:fifo_file rw_file_perms;
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
246839 |
allow system_mail_t mqueue_spool_t:dir create_dir_perms;
|
|
Chris PeBenito |
246839 |
allow system_mail_t mqueue_spool_t:file create_file_perms;
|
|
Chris PeBenito |
246839 |
allow system_mail_t mqueue_spool_t:lnk_file create_lnk_perms;
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
88dd38 |
# for reading .forward - maybe we need a new type for it?
|
|
Chris PeBenito |
88dd38 |
# also for delivering mail to maildir
|
|
Chris PeBenito |
88dd38 |
# cjp: fix this to generic_user interfaces
|
|
Chris PeBenito |
88dd38 |
userdom_manage_user_home_subdirs(user,mailserver_delivery)
|
|
Chris PeBenito |
88dd38 |
userdom_manage_user_home_subdir_files(user,mailserver_delivery)
|
|
Chris PeBenito |
88dd38 |
userdom_manage_user_home_subdir_symlinks(user,mailserver_delivery)
|
|
Chris PeBenito |
88dd38 |
userdom_manage_user_home_subdir_pipes(user,mailserver_delivery)
|
|
Chris PeBenito |
88dd38 |
userdom_manage_user_home_subdir_sockets(user,mailserver_delivery)
|
|
Chris PeBenito |
88dd38 |
userdom_create_user_home(user,mailserver_delivery,{ dir file lnk_file fifo_file sock_file })
|
|
Chris PeBenito |
88dd38 |
|
|
Chris PeBenito |
af4752 |
# cjp: another require-in-else to resolve
|
|
Chris PeBenito |
af4752 |
# optional_policy(`postfix.te',`',`
|
|
Chris PeBenito |
246839 |
corecmd_exec_bin(system_mail_t)
|
|
Chris PeBenito |
246839 |
corecmd_exec_sbin(system_mail_t)
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
246839 |
domain_exec_all_entry_files(system_mail_t)
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
246839 |
files_exec_etc_files(system_mail_t)
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
246839 |
libs_use_ld_so(system_mail_t)
|
|
Chris PeBenito |
246839 |
libs_use_shared_libs(system_mail_t)
|
|
Chris PeBenito |
246839 |
libs_exec_ld_so(system_mail_t)
|
|
Chris PeBenito |
246839 |
libs_exec_lib_files(system_mail_t)
|
|
Chris PeBenito |
af4752 |
# ')
|
|
Chris PeBenito |
246839 |
')
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
e749cd |
optional_policy(`apache.te',`
|
|
Chris PeBenito |
e749cd |
apache_read_squirrelmail_data(system_mail_t)
|
|
Chris PeBenito |
e749cd |
apache_append_squirrelmail_data(system_mail_t)
|
|
Chris PeBenito |
e749cd |
|
|
Chris PeBenito |
e749cd |
# apache should set close-on-exec
|
|
Chris PeBenito |
e749cd |
apache_dontaudit_append_log(system_mail_t)
|
|
Chris PeBenito |
e749cd |
apache_dontaudit_rw_stream_socket(system_mail_t)
|
|
Chris PeBenito |
e749cd |
apache_dontaudit_rw_tcp_socket(system_mail_t)
|
|
Chris PeBenito |
e749cd |
apache_dontaudit_rw_sys_script_stream_socket(system_mail_t)
|
|
Chris PeBenito |
e749cd |
')
|
|
Chris PeBenito |
e749cd |
|
|
Chris PeBenito |
e8d0a6 |
optional_policy(`arpwatch.te',`
|
|
Chris PeBenito |
e8d0a6 |
arpwatch_rw_tmp_files(system_mail_t)
|
|
Chris PeBenito |
e8d0a6 |
')
|
|
Chris PeBenito |
e8d0a6 |
|
|
Chris PeBenito |
246839 |
optional_policy(`cron.te',`
|
|
Chris PeBenito |
246839 |
cron_read_system_job_tmp_files(system_mail_t)
|
|
Chris PeBenito |
246839 |
')
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
93070c |
optional_policy(`cvs.te',`
|
|
Chris PeBenito |
93070c |
cvs_read_data(system_mail_t)
|
|
Chris PeBenito |
93070c |
')
|
|
Chris PeBenito |
93070c |
|
|
Chris PeBenito |
246839 |
optional_policy(`logrotate.te',`
|
|
Chris PeBenito |
246839 |
logrotate_read_tmp_files(system_mail_t)
|
|
Chris PeBenito |
246839 |
')
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
ab940a |
optional_policy(`nis.te',`
|
|
Chris PeBenito |
ab940a |
nis_use_ypbind(system_mail_t)
|
|
Chris PeBenito |
ab940a |
')
|
|
Chris PeBenito |
ab940a |
|
|
Chris PeBenito |
493d6c |
optional_policy(`nscd.te',`
|
|
Chris PeBenito |
493d6c |
nscd_use_socket(system_mail_t)
|
|
Chris PeBenito |
493d6c |
')
|
|
Chris PeBenito |
493d6c |
|
|
Chris PeBenito |
04926d |
optional_policy(`postfix.te',`
|
|
Chris PeBenito |
04926d |
postfix_stub(system_mail_t)
|
|
Chris PeBenito |
04926d |
|
|
Chris PeBenito |
04926d |
allow system_mail_t etc_aliases_t:dir create_dir_perms;
|
|
Chris PeBenito |
04926d |
allow system_mail_t etc_aliases_t:file create_file_perms;
|
|
Chris PeBenito |
04926d |
allow system_mail_t etc_aliases_t:lnk_file create_lnk_perms;
|
|
Chris PeBenito |
04926d |
allow system_mail_t etc_aliases_t:sock_file create_file_perms;
|
|
Chris PeBenito |
04926d |
allow system_mail_t etc_aliases_t:fifo_file create_file_perms;
|
|
Chris PeBenito |
60789e |
files_create_etc_config(system_mail_t,etc_aliases_t,{ file lnk_file sock_file fifo_file })
|
|
Chris PeBenito |
04926d |
|
|
Chris PeBenito |
d3f715 |
domain_use_wide_inherit_fd(system_mail_t)
|
|
Chris PeBenito |
d3f715 |
|
|
Chris PeBenito |
04926d |
optional_policy(`crond.te',`
|
|
Chris PeBenito |
04926d |
cron_crw_tcp_socket(system_mail_t)
|
|
Chris PeBenito |
04926d |
')
|
|
Chris PeBenito |
725926 |
|
|
Chris PeBenito |
725926 |
allow mta_user_agent sysadm_t:fifo_file { read write };
|
|
Chris PeBenito |
725926 |
type_transition postfix_master_t postfix_etc_t:dir etc_aliases_t;
|
|
Chris PeBenito |
04926d |
')
|
|
Chris PeBenito |
04926d |
|
|
Chris PeBenito |
7bba9d |
optional_policy(`sendmail.te',`
|
|
Chris PeBenito |
04926d |
sendmail_stub(system_mail_t)
|
|
Chris PeBenito |
12ae75 |
|
|
Chris PeBenito |
df00b2 |
allow system_mail_t etc_mail_t:dir { getattr search };
|
|
Chris PeBenito |
7bba9d |
|
|
Chris PeBenito |
df00b2 |
# sendmail -q
|
|
Chris PeBenito |
df00b2 |
allow system_mail_t mqueue_spool_t:dir rw_dir_perms;
|
|
Chris PeBenito |
df00b2 |
allow system_mail_t mqueue_spool_t:file create_file_perms;
|
|
Chris PeBenito |
d3f715 |
|
|
Chris PeBenito |
d3f715 |
# FIXME:
|
|
Chris PeBenito |
d3f715 |
allow system_mail_t sendmail_log_t:file manage_file_perms;
|
|
Chris PeBenito |
d3f715 |
logging_create_log(system_mail_t,sendmail_log_t)
|
|
Chris PeBenito |
246839 |
')
|
|
Chris PeBenito |
246839 |
|
|
Chris PeBenito |
246839 |
ifdef(`TODO',`
|
|
Chris PeBenito |
12ae75 |
optional_policy(`procmail.te',`
|
|
Chris PeBenito |
12ae75 |
procmail_exec(system_mail_t)
|
|
Chris PeBenito |
12ae75 |
')
|
|
Chris PeBenito |
12ae75 |
|
|
Chris PeBenito |
246839 |
optional_policy(`sendmail.te',`
|
|
Chris PeBenito |
246839 |
allow system_mail_t { var_t var_spool_t }:dir getattr;
|
|
Chris PeBenito |
246839 |
dontaudit system_mail_t userpty_type:chr_file { getattr read write };
|
|
Chris PeBenito |
df00b2 |
|
|
Chris PeBenito |
df00b2 |
optional_policy(`crond.te', `
|
|
Chris PeBenito |
df00b2 |
dontaudit system_mail_t system_crond_tmp_t:file append;
|
|
Chris PeBenito |
df00b2 |
')
|
|
Chris PeBenito |
7bba9d |
')
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
246839 |
ifdef(`targeted_policy',`
|
|
Chris PeBenito |
df00b2 |
allow system_mail_t { var_t var_spool_t }:dir getattr;
|
|
Chris PeBenito |
df00b2 |
',`
|
|
Chris PeBenito |
df00b2 |
# allow the sysadmin to do "mail someone < /home/user/whatever"
|
|
Chris PeBenito |
df00b2 |
allow sysadm_mail_t user_home_dir_type:dir search;
|
|
Chris PeBenito |
df00b2 |
r_dir_file(sysadm_mail_t, user_home_type)
|
|
Chris PeBenito |
7bba9d |
')
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
075c4f |
|
|
Chris PeBenito |
246839 |
optional_policy(`qmail.te',`
|
|
Chris PeBenito |
246839 |
allow system_mail_t qmail_etc_t:dir search;
|
|
Chris PeBenito |
246839 |
allow system_mail_t qmail_etc_t:{ file lnk_file } read;
|
|
Chris PeBenito |
96ce00 |
')
|
|
Chris PeBenito |
725926 |
') dnl end TODO
|
|
Chris PeBenito |
725926 |
|
|
Chris PeBenito |
725926 |
allow mta_user_agent system_crond_tmp_t:file { read getattr };
|
|
Chris PeBenito |
4483ee |
|
|
Chris PeBenito |
4483ee |
optional_policy(`arpwatch.te',`
|
|
Chris PeBenito |
4483ee |
# why is mail delivered to a directory of type arpwatch_data_t?
|
|
Chris PeBenito |
725926 |
arpwatch_search_data(mailserver_delivery)
|
|
Chris PeBenito |
4483ee |
arpwatch_manage_tmp_files(system_mail_t)
|
|
Chris PeBenito |
4483ee |
arpwatch_manage_tmp_files(mta_user_agent)
|
|
Chris PeBenito |
4483ee |
ifdef(`hide_broken_symptoms', `
|
|
Chris PeBenito |
4483ee |
arpwatch_dontaudit_rw_packet_socket(system_mail_t)
|
|
Chris PeBenito |
4483ee |
arpwatch_dontaudit_rw_packet_socket(mta_user_agent)
|
|
Chris PeBenito |
4483ee |
')
|
|
Chris PeBenito |
4483ee |
')
|