275 lines
6.9 KiB
Plaintext
275 lines
6.9 KiB
Plaintext
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policy_module(ftp,1.2.6)
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########################################
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#
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# Declarations
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#
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type ftpd_t;
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type ftpd_exec_t;
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init_daemon_domain(ftpd_t,ftpd_exec_t)
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type ftpd_etc_t;
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files_config_file(ftpd_etc_t)
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# ftpd_lock_t is only needed when ftpd_is_daemon is true, but we cannot define types conditionally
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type ftpd_lock_t;
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files_lock_file(ftpd_lock_t)
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type ftpd_tmp_t;
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files_tmp_file(ftpd_tmp_t)
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type ftpd_tmpfs_t;
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files_tmpfs_file(ftpd_tmpfs_t)
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type ftpd_var_run_t;
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files_pid_file(ftpd_var_run_t)
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type ftpdctl_t;
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type ftpdctl_exec_t;
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init_system_domain(ftpdctl_t,ftpdctl_exec_t)
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type ftpdctl_tmp_t;
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files_tmp_file(ftpdctl_tmp_t)
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type xferlog_t;
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logging_log_file(xferlog_t)
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########################################
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#
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# ftpd local policy
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#
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allow ftpd_t self:capability { chown fowner fsetid setgid setuid sys_chroot sys_nice sys_resource };
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dontaudit ftpd_t self:capability sys_tty_config;
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allow ftpd_t self:process signal_perms;
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allow ftpd_t self:process { getcap setcap setsched setrlimit };
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allow ftpd_t self:fifo_file rw_file_perms;
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allow ftpd_t self:unix_dgram_socket { sendto create_socket_perms };
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allow ftpd_t self:unix_stream_socket create_stream_socket_perms;
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allow ftpd_t self:tcp_socket create_stream_socket_perms;
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allow ftpd_t self:udp_socket create_socket_perms;
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allow ftpd_t ftpd_etc_t:file r_file_perms;
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allow ftpd_t ftpd_tmp_t:dir create_dir_perms;
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allow ftpd_t ftpd_tmp_t:file create_file_perms;
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files_tmp_filetrans(ftpd_t, ftpd_tmp_t, { file dir })
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allow ftpd_t ftpd_tmpfs_t:fifo_file create_file_perms;
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allow ftpd_t ftpd_tmpfs_t:dir create_dir_perms;
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allow ftpd_t ftpd_tmpfs_t:file create_file_perms;
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allow ftpd_t ftpd_tmpfs_t:lnk_file create_lnk_perms;
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allow ftpd_t ftpd_tmpfs_t:sock_file create_file_perms;
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fs_tmpfs_filetrans(ftpd_t,ftpd_tmpfs_t,{ dir file lnk_file sock_file fifo_file })
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allow ftpd_t ftpd_var_run_t:file manage_file_perms;
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allow ftpd_t ftpd_var_run_t:dir rw_dir_perms;
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allow ftpd_t ftpd_var_run_t:sock_file manage_file_perms;
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files_pid_filetrans(ftpd_t,ftpd_var_run_t,file)
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# proftpd requires the client side to bind a socket so that
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# it can stat the socket to perform access control decisions,
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# since getsockopt with SO_PEERCRED is not available on all
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# proftpd-supported OSs
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allow ftpd_t ftpdctl_tmp_t:sock_file { getattr unlink };
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# Create and modify /var/log/xferlog.
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allow ftpd_t xferlog_t:dir search_dir_perms;
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allow ftpd_t xferlog_t:file create_file_perms;
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logging_log_filetrans(ftpd_t,xferlog_t,file)
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kernel_read_kernel_sysctls(ftpd_t)
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kernel_read_system_state(ftpd_t)
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dev_read_sysfs(ftpd_t)
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dev_read_urand(ftpd_t)
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corecmd_exec_bin(ftpd_t)
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corecmd_exec_sbin(ftpd_t)
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# Execute /bin/ls (can comment this out for proftpd)
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# also may need rules to allow tar etc...
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corecmd_exec_ls(ftpd_t)
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corenet_non_ipsec_sendrecv(ftpd_t)
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corenet_tcp_sendrecv_all_if(ftpd_t)
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corenet_udp_sendrecv_all_if(ftpd_t)
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corenet_tcp_sendrecv_all_nodes(ftpd_t)
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corenet_udp_sendrecv_all_nodes(ftpd_t)
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corenet_tcp_sendrecv_all_ports(ftpd_t)
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corenet_udp_sendrecv_all_ports(ftpd_t)
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corenet_tcp_bind_all_nodes(ftpd_t)
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corenet_tcp_bind_ftp_port(ftpd_t)
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corenet_tcp_bind_ftp_data_port(ftpd_t)
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corenet_tcp_bind_generic_port(ftpd_t)
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corenet_tcp_connect_all_ports(ftpd_t)
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corenet_sendrecv_ftp_server_packets(ftpd_t)
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domain_use_interactive_fds(ftpd_t)
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files_search_etc(ftpd_t)
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files_read_etc_files(ftpd_t)
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files_read_etc_runtime_files(ftpd_t)
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files_search_var_lib(ftpd_t)
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fs_search_auto_mountpoints(ftpd_t)
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fs_getattr_all_fs(ftpd_t)
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term_dontaudit_use_console(ftpd_t)
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auth_use_nsswitch(ftpd_t)
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auth_domtrans_chk_passwd(ftpd_t)
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# Append to /var/log/wtmp.
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auth_append_login_records(ftpd_t)
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#kerberized ftp requires the following
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auth_write_login_records(ftpd_t)
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init_use_fds(ftpd_t)
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init_use_script_ptys(ftpd_t)
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libs_use_ld_so(ftpd_t)
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libs_use_shared_libs(ftpd_t)
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logging_send_syslog_msg(ftpd_t)
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miscfiles_read_localization(ftpd_t)
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miscfiles_read_public_files(ftpd_t)
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seutil_dontaudit_search_config(ftpd_t)
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sysnet_read_config(ftpd_t)
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sysnet_use_ldap(ftpd_t)
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userdom_dontaudit_search_sysadm_home_dirs(ftpd_t)
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userdom_dontaudit_use_unpriv_user_fds(ftpd_t)
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ifdef(`targeted_policy',`
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files_dontaudit_read_root_files(ftpd_t)
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term_dontaudit_use_generic_ptys(ftpd_t)
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term_dontaudit_use_unallocated_ttys(ftpd_t)
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')
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tunable_policy(`allow_ftpd_anon_write',`
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miscfiles_manage_public_files(ftpd_t)
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')
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tunable_policy(`allow_ftpd_use_cifs',`
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fs_read_cifs_files(ftpd_t)
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fs_read_cifs_symlinks(ftpd_t)
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')
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tunable_policy(`allow_ftpd_use_cifs && allow_ftpd_anon_write',`
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fs_manage_cifs_files(ftpd_t)
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')
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tunable_policy(`allow_ftpd_use_nfs',`
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fs_read_nfs_files(ftpd_t)
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fs_read_nfs_symlinks(ftpd_t)
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')
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tunable_policy(`allow_ftpd_use_nfs && allow_ftpd_anon_write',`
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fs_manage_nfs_files(ftpd_t)
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')
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tunable_policy(`ftp_home_dir',`
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allow ftpd_t self:capability { dac_override dac_read_search };
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# allow access to /home
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files_list_home(ftpd_t)
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userdom_read_all_users_home_content_files(ftpd_t)
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userdom_manage_all_users_home_content_dirs(ftpd_t)
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userdom_manage_all_users_home_content_files(ftpd_t)
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userdom_manage_all_users_home_content_symlinks(ftpd_t)
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ifdef(`targeted_policy',`
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userdom_generic_user_home_dir_filetrans_generic_user_home_content(ftpd_t,{ dir file lnk_file sock_file fifo_file })
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')
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')
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tunable_policy(`ftp_home_dir && use_nfs_home_dirs',`
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fs_manage_nfs_files(ftpd_t)
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fs_read_nfs_symlinks(ftpd_t)
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')
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tunable_policy(`ftp_home_dir && use_samba_home_dirs',`
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fs_manage_cifs_files(ftpd_t)
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fs_read_cifs_symlinks(ftpd_t)
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')
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tunable_policy(`ftpd_is_daemon',`
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allow ftpd_t ftpd_lock_t:file create_file_perms;
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files_lock_filetrans(ftpd_t,ftpd_lock_t,file)
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corenet_tcp_bind_ftp_port(ftpd_t)
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')
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optional_policy(`
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corecmd_exec_shell(ftpd_t)
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files_read_usr_files(ftpd_t)
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cron_system_entry(ftpd_t, ftpd_exec_t)
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optional_policy(`
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logrotate_exec(ftpd_t)
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')
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')
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optional_policy(`
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daemontools_service_domain(ftpd_t, ftpd_exec_t)
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')
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optional_policy(`
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#reh: typeattributes not allowed in conditionals yet.
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#tunable_policy(`! ftpd_is_daemon',`
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# inetd_tcp_service_domain(ftpd_t,ftpd_exec_t)
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#')
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inetd_tcp_service_domain(ftpd_t,ftpd_exec_t)
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optional_policy(`
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tunable_policy(`! ftpd_is_daemon',`
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tcpd_domtrans(tcpd_t)
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')
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')
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')
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optional_policy(`
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nscd_socket_use(ftpd_t)
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')
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optional_policy(`
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seutil_sigchld_newrole(ftpd_t)
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')
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optional_policy(`
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udev_read_db(ftpd_t)
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')
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########################################
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#
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# ftpdctl local policy
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#
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# Allow ftpdctl to talk to ftpd over a socket connection
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allow ftpdctl_t ftpd_t:unix_stream_socket connectto;
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allow ftpdctl_t ftpd_var_run_t:dir search;
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allow ftpdctl_t ftpd_var_run_t:sock_file write;
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# ftpdctl creates a socket so that the daemon can perform
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# access control decisions (see comments in ftpd_t rules above)
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allow ftpdctl_t ftpdctl_tmp_t:sock_file { create setattr };
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files_tmp_filetrans(ftpdctl_t, ftpdctl_tmp_t, sock_file)
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# Allow ftpdctl to read config files
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files_read_etc_files(ftpdctl_t)
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libs_use_ld_so(ftpdctl_t)
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libs_use_shared_libs(ftpdctl_t)
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ifdef(`targeted_policy',`
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term_use_generic_ptys(ftpdctl_t)
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')
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