policy_module(usermanage, 1.14.0)

########################################

#

# Declarations

#

type admin_passwd_exec_t;

files_type(admin_passwd_exec_t)

type chfn_t;

type chfn_exec_t;

domain_obj_id_change_exemption(chfn_t)

application_domain(chfn_t, chfn_exec_t)

role system_r types chfn_t;

type crack_t;

type crack_exec_t;

application_domain(crack_t, crack_exec_t)

role system_r types crack_t;

type crack_db_t;

files_type(crack_db_t)

type crack_tmp_t;

files_tmp_file(crack_tmp_t)

type groupadd_t;

type groupadd_exec_t;

domain_obj_id_change_exemption(groupadd_t)

init_system_domain(groupadd_t, groupadd_exec_t)

role system_r types groupadd_t;

type passwd_t;

type passwd_exec_t;

domain_obj_id_change_exemption(passwd_t)

application_domain(passwd_t, passwd_exec_t)

role system_r types passwd_t;

type sysadm_passwd_t;

domain_obj_id_change_exemption(sysadm_passwd_t)

application_domain(sysadm_passwd_t, admin_passwd_exec_t)

role system_r types sysadm_passwd_t;

type sysadm_passwd_tmp_t;

files_tmp_file(sysadm_passwd_tmp_t)

type useradd_t;

type useradd_exec_t;

domain_obj_id_change_exemption(useradd_t)

init_system_domain(useradd_t, useradd_exec_t)

role system_r types useradd_t;

########################################

#

# Chfn local policy

#

allow chfn_t self:capability { chown dac_override fsetid setuid setgid sys_resource };

allow chfn_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execheap execstack };

allow chfn_t self:process { setrlimit setfscreate };

allow chfn_t self:fd use;

allow chfn_t self:fifo_file rw_fifo_file_perms;

allow chfn_t self:sock_file read_sock_file_perms;

allow chfn_t self:shm create_shm_perms;

allow chfn_t self:sem create_sem_perms;

allow chfn_t self:msgq create_msgq_perms;

allow chfn_t self:msg { send receive };

allow chfn_t self:unix_dgram_socket create_socket_perms;

allow chfn_t self:unix_stream_socket create_stream_socket_perms;

allow chfn_t self:unix_dgram_socket sendto;

allow chfn_t self:unix_stream_socket connectto;

kernel_read_system_state(chfn_t)

kernel_read_kernel_sysctls(chfn_t)

selinux_get_fs_mount(chfn_t)

selinux_validate_context(chfn_t)

selinux_compute_access_vector(chfn_t)

selinux_compute_create_context(chfn_t)

selinux_compute_relabel_context(chfn_t)

selinux_compute_user_contexts(chfn_t)

term_use_all_user_ttys(chfn_t)

term_use_all_user_ptys(chfn_t)

fs_getattr_xattr_fs(chfn_t)

fs_search_auto_mountpoints(chfn_t)

# for SSP

dev_read_urand(chfn_t)

auth_domtrans_chk_passwd(chfn_t)

auth_dontaudit_read_shadow(chfn_t)

auth_use_nsswitch(chfn_t)

# allow checking if a shell is executable

corecmd_check_exec_shell(chfn_t)

domain_use_interactive_fds(chfn_t)

files_manage_etc_files(chfn_t)

files_read_etc_runtime_files(chfn_t)

files_dontaudit_search_var(chfn_t)

files_dontaudit_search_home(chfn_t)

# /usr/bin/passwd asks for w access to utmp, but it will operate

# correctly without it.  Do not audit write denials to utmp.

init_dontaudit_rw_utmp(chfn_t)

miscfiles_read_localization(chfn_t)

logging_send_syslog_msg(chfn_t)

# uses unix_chkpwd for checking passwords

seutil_dontaudit_search_config(chfn_t)

userdom_use_unpriv_users_fds(chfn_t)

# user generally runs this from their home directory, so do not audit a search

# on user home dir

userdom_dontaudit_search_user_home_content(chfn_t)

########################################

#

# Crack local policy

#

allow crack_t self:process { sigkill sigstop signull signal };

allow crack_t self:fifo_file rw_fifo_file_perms;

manage_files_pattern(crack_t, crack_db_t, crack_db_t)

manage_lnk_files_pattern(crack_t, crack_db_t, crack_db_t)

files_search_var(crack_t)

manage_dirs_pattern(crack_t, crack_tmp_t, crack_tmp_t)

manage_files_pattern(crack_t, crack_tmp_t, crack_tmp_t)

files_tmp_filetrans(crack_t, crack_tmp_t, { file dir })

kernel_read_system_state(crack_t)

# for SSP

dev_read_urand(crack_t)

fs_getattr_xattr_fs(crack_t)

files_read_etc_files(crack_t)

files_read_etc_runtime_files(crack_t)

# for dictionaries

files_read_usr_files(crack_t)

corecmd_exec_bin(crack_t)

logging_send_syslog_msg(crack_t)

userdom_dontaudit_search_user_home_dirs(crack_t)

ifdef(`distro_debian',`

	# the package cracklib-runtime on Debian contains a daily maintenance

	# script /etc/cron.daily/cracklib-runtime, that calls

	# update-cracklib and that calls crack_mkdict, which is a shell script.

	corecmd_exec_shell(crack_t)

')

optional_policy(`

	cron_system_entry(crack_t, crack_exec_t)

')

########################################

#

# Groupadd local policy

#

allow groupadd_t self:capability { dac_override chown kill setuid sys_resource audit_write };

dontaudit groupadd_t self:capability { fsetid sys_tty_config };

allow groupadd_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execheap execstack };

allow groupadd_t self:process { setrlimit setfscreate };

allow groupadd_t self:fd use;

allow groupadd_t self:fifo_file rw_fifo_file_perms;

allow groupadd_t self:shm create_shm_perms;

allow groupadd_t self:sem create_sem_perms;

allow groupadd_t self:msgq create_msgq_perms;

allow groupadd_t self:msg { send receive };

allow groupadd_t self:unix_dgram_socket create_socket_perms;

allow groupadd_t self:unix_stream_socket create_stream_socket_perms;

allow groupadd_t self:unix_dgram_socket sendto;

allow groupadd_t self:unix_stream_socket connectto;

fs_getattr_xattr_fs(groupadd_t)

fs_search_auto_mountpoints(groupadd_t)

# Allow access to context for shadow file

selinux_get_fs_mount(groupadd_t)

selinux_validate_context(groupadd_t)

selinux_compute_access_vector(groupadd_t)

selinux_compute_create_context(groupadd_t)

selinux_compute_relabel_context(groupadd_t)

selinux_compute_user_contexts(groupadd_t)

term_use_all_user_ttys(groupadd_t)

term_use_all_user_ptys(groupadd_t)

init_use_fds(groupadd_t)

init_read_utmp(groupadd_t)

init_dontaudit_write_utmp(groupadd_t)

domain_use_interactive_fds(groupadd_t)

files_manage_etc_files(groupadd_t)

files_relabel_etc_files(groupadd_t)

files_read_etc_runtime_files(groupadd_t)

# Execute /usr/bin/{passwd, chfn, chsh} and /usr/sbin/{useradd, vipw}.

corecmd_exec_bin(groupadd_t)

logging_send_audit_msgs(groupadd_t)

logging_send_syslog_msg(groupadd_t)

miscfiles_read_localization(groupadd_t)

auth_domtrans_chk_passwd(groupadd_t)

auth_rw_lastlog(groupadd_t)

auth_use_nsswitch(groupadd_t)

# these may be unnecessary due to the above

# domtrans_chk_passwd() call.

auth_manage_shadow(groupadd_t)

auth_relabel_shadow(groupadd_t)

auth_etc_filetrans_shadow(groupadd_t)

seutil_read_config(groupadd_t)

userdom_use_unpriv_users_fds(groupadd_t)

# for when /root is the cwd

userdom_dontaudit_search_user_home_dirs(groupadd_t)

optional_policy(`

	dpkg_use_fds(groupadd_t)

	dpkg_rw_pipes(groupadd_t)

')

optional_policy(`

	nscd_domtrans(groupadd_t)

')

optional_policy(`

	puppet_rw_tmp(groupadd_t)

')

optional_policy(`

	rpm_use_fds(groupadd_t)

	rpm_rw_pipes(groupadd_t)

')

########################################

#

# Passwd local policy

#

allow passwd_t self:capability { chown dac_override fsetid setuid setgid sys_resource };

allow passwd_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };

allow passwd_t self:process { setrlimit setfscreate };

allow passwd_t self:fd use;

allow passwd_t self:fifo_file rw_fifo_file_perms;

allow passwd_t self:sock_file read_sock_file_perms;

allow passwd_t self:unix_dgram_socket create_socket_perms;

allow passwd_t self:unix_stream_socket create_stream_socket_perms;

allow passwd_t self:unix_dgram_socket sendto;

allow passwd_t self:unix_stream_socket connectto;

allow passwd_t self:shm create_shm_perms;

allow passwd_t self:sem create_sem_perms;

allow passwd_t self:msgq create_msgq_perms;

allow passwd_t self:msg { send receive };

allow passwd_t crack_db_t:dir list_dir_perms;

read_files_pattern(passwd_t, crack_db_t, crack_db_t)

kernel_read_kernel_sysctls(passwd_t)

# for SSP

dev_read_urand(passwd_t)

fs_getattr_xattr_fs(passwd_t)

fs_search_auto_mountpoints(passwd_t)

mls_file_write_all_levels(passwd_t)

mls_file_downgrade(passwd_t)

selinux_get_fs_mount(passwd_t)

selinux_validate_context(passwd_t)

selinux_compute_access_vector(passwd_t)

selinux_compute_create_context(passwd_t)

selinux_compute_relabel_context(passwd_t)

selinux_compute_user_contexts(passwd_t)

term_use_all_user_ttys(passwd_t)

term_use_all_user_ptys(passwd_t)

auth_domtrans_chk_passwd(passwd_t)

auth_manage_shadow(passwd_t)

auth_relabel_shadow(passwd_t)

auth_etc_filetrans_shadow(passwd_t)

auth_use_nsswitch(passwd_t)

# allow checking if a shell is executable

corecmd_check_exec_shell(passwd_t)

domain_use_interactive_fds(passwd_t)

files_read_etc_runtime_files(passwd_t)

files_manage_etc_files(passwd_t)

files_search_var(passwd_t)

files_dontaudit_search_pids(passwd_t)

files_relabel_etc_files(passwd_t)

# /usr/bin/passwd asks for w access to utmp, but it will operate

# correctly without it.  Do not audit write denials to utmp.

init_dontaudit_rw_utmp(passwd_t)

init_use_fds(passwd_t)

logging_send_audit_msgs(passwd_t)

logging_send_syslog_msg(passwd_t)

miscfiles_read_localization(passwd_t)

seutil_dontaudit_search_config(passwd_t)

userdom_use_user_terminals(passwd_t)

userdom_use_unpriv_users_fds(passwd_t)

# make sure that getcon succeeds

userdom_getattr_all_users(passwd_t)

userdom_read_all_users_state(passwd_t)

userdom_read_user_tmp_files(passwd_t)

# user generally runs this from their home directory, so do not audit a search

# on user home dir

userdom_dontaudit_search_user_home_content(passwd_t)

optional_policy(`

	nscd_domtrans(passwd_t)

')

########################################

#

# Password admin local policy

#

allow sysadm_passwd_t self:capability { chown dac_override fsetid setuid setgid sys_resource };

allow sysadm_passwd_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };

allow sysadm_passwd_t self:process { setrlimit setfscreate };

allow sysadm_passwd_t self:fd use;

allow sysadm_passwd_t self:fifo_file rw_fifo_file_perms;

allow sysadm_passwd_t self:sock_file read_sock_file_perms;

allow sysadm_passwd_t self:unix_dgram_socket create_socket_perms;

allow sysadm_passwd_t self:unix_stream_socket create_stream_socket_perms;

allow sysadm_passwd_t self:unix_dgram_socket sendto;

allow sysadm_passwd_t self:unix_stream_socket connectto;

allow sysadm_passwd_t self:shm create_shm_perms;

allow sysadm_passwd_t self:sem create_sem_perms;

allow sysadm_passwd_t self:msgq create_msgq_perms;

allow sysadm_passwd_t self:msg { send receive };

# allow vipw to create temporary files under /var/tmp/vi.recover

manage_dirs_pattern(sysadm_passwd_t, sysadm_passwd_tmp_t, sysadm_passwd_tmp_t)

manage_files_pattern(sysadm_passwd_t, sysadm_passwd_tmp_t, sysadm_passwd_tmp_t)

files_tmp_filetrans(sysadm_passwd_t, sysadm_passwd_tmp_t, { file dir })

files_search_var(sysadm_passwd_t)

files_dontaudit_search_home(sysadm_passwd_t)

kernel_read_kernel_sysctls(sysadm_passwd_t)

# for /proc/meminfo

kernel_read_system_state(sysadm_passwd_t)

selinux_get_fs_mount(sysadm_passwd_t)

selinux_validate_context(sysadm_passwd_t)

selinux_compute_access_vector(sysadm_passwd_t)

selinux_compute_create_context(sysadm_passwd_t)

selinux_compute_relabel_context(sysadm_passwd_t)

selinux_compute_user_contexts(sysadm_passwd_t)

# for SSP

dev_read_urand(sysadm_passwd_t)

fs_getattr_xattr_fs(sysadm_passwd_t)

fs_search_auto_mountpoints(sysadm_passwd_t)

term_use_all_user_ttys(sysadm_passwd_t)

term_use_all_user_ptys(sysadm_passwd_t)

auth_manage_shadow(sysadm_passwd_t)

auth_relabel_shadow(sysadm_passwd_t)

auth_etc_filetrans_shadow(sysadm_passwd_t)

auth_use_nsswitch(sysadm_passwd_t)

# allow vipw to exec the editor

corecmd_exec_bin(sysadm_passwd_t)

corecmd_exec_shell(sysadm_passwd_t)

files_read_usr_files(sysadm_passwd_t)

domain_use_interactive_fds(sysadm_passwd_t)

files_manage_etc_files(sysadm_passwd_t)

files_relabel_etc_files(sysadm_passwd_t)

files_read_etc_runtime_files(sysadm_passwd_t)

# for nscd lookups

files_dontaudit_search_pids(sysadm_passwd_t)

# /usr/bin/passwd asks for w access to utmp, but it will operate

# correctly without it.  Do not audit write denials to utmp.

init_dontaudit_rw_utmp(sysadm_passwd_t)

miscfiles_read_localization(sysadm_passwd_t)

logging_send_syslog_msg(sysadm_passwd_t)

seutil_dontaudit_search_config(sysadm_passwd_t)

userdom_use_unpriv_users_fds(sysadm_passwd_t)

# user generally runs this from their home directory, so do not audit a search

# on user home dir

userdom_dontaudit_search_user_home_content(sysadm_passwd_t)

optional_policy(`

	nscd_domtrans(sysadm_passwd_t)

')

########################################

#

# Useradd local policy

#

allow useradd_t self:capability { dac_override chown kill fowner fsetid setuid sys_resource };

dontaudit useradd_t self:capability sys_tty_config;

allow useradd_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };

allow useradd_t self:process setfscreate;

allow useradd_t self:fd use;

allow useradd_t self:fifo_file rw_fifo_file_perms;

allow useradd_t self:shm create_shm_perms;

allow useradd_t self:sem create_sem_perms;

allow useradd_t self:msgq create_msgq_perms;

allow useradd_t self:msg { send receive };

allow useradd_t self:unix_dgram_socket create_socket_perms;

allow useradd_t self:unix_stream_socket create_stream_socket_perms;

allow useradd_t self:unix_dgram_socket sendto;

allow useradd_t self:unix_stream_socket connectto;

# for getting the number of groups

kernel_read_kernel_sysctls(useradd_t)

corecmd_exec_shell(useradd_t)

# Execute /usr/bin/{passwd,chfn,chsh} and /usr/sbin/{useradd,vipw}.

corecmd_exec_bin(useradd_t)

domain_use_interactive_fds(useradd_t)

files_manage_etc_files(useradd_t)

files_search_var_lib(useradd_t)

files_relabel_etc_files(useradd_t)

files_read_etc_runtime_files(useradd_t)

fs_search_auto_mountpoints(useradd_t)

fs_getattr_xattr_fs(useradd_t)

mls_file_upgrade(useradd_t)

# Allow access to context for shadow file

selinux_get_fs_mount(useradd_t)

selinux_validate_context(useradd_t)

selinux_compute_access_vector(useradd_t)

selinux_compute_create_context(useradd_t)

selinux_compute_relabel_context(useradd_t)

selinux_compute_user_contexts(useradd_t)

term_use_all_user_ttys(useradd_t)

term_use_all_user_ptys(useradd_t)

auth_domtrans_chk_passwd(useradd_t)

auth_rw_lastlog(useradd_t)

auth_rw_faillog(useradd_t)

auth_use_nsswitch(useradd_t)

# these may be unnecessary due to the above

# domtrans_chk_passwd() call.

auth_manage_shadow(useradd_t)

auth_relabel_shadow(useradd_t)

auth_etc_filetrans_shadow(useradd_t)

init_use_fds(useradd_t)

init_rw_utmp(useradd_t)

logging_send_audit_msgs(useradd_t)

logging_send_syslog_msg(useradd_t)

miscfiles_read_localization(useradd_t)

seutil_read_config(useradd_t)

seutil_read_file_contexts(useradd_t)

seutil_read_default_contexts(useradd_t)

seutil_domtrans_semanage(useradd_t)

seutil_domtrans_setfiles(useradd_t)

userdom_use_unpriv_users_fds(useradd_t)

# Add/remove user home directories

userdom_manage_user_home_content_dirs(useradd_t)

userdom_manage_user_home_content_files(useradd_t)

userdom_home_filetrans_user_home_dir(useradd_t)

userdom_user_home_dir_filetrans_user_home_content(useradd_t, notdevfile_class_set)

mta_manage_spool(useradd_t)

ifdef(`distro_redhat',`

	optional_policy(`

		unconfined_domain(useradd_t)

	')

')

optional_policy(`

	apache_manage_all_user_content(useradd_t)

')

optional_policy(`

	dpkg_use_fds(useradd_t)

	dpkg_rw_pipes(useradd_t)

')

optional_policy(`

	nscd_domtrans(useradd_t)

')

optional_policy(`

	puppet_rw_tmp(useradd_t)

')

optional_policy(`

	rpm_use_fds(useradd_t)

	rpm_rw_pipes(useradd_t)

')