From 613a6029fe6fee8d33504363495ad5c6f58424e5 Mon Sep 17 00:00:00 2001 From: Louis Abel Date: Tue, 18 Apr 2023 06:15:24 -0700 Subject: [PATCH] update hardening --- .../authselect/custom/sssd-rocky/RedHat-8-system-auth | 10 +++++++--- .../authselect/custom/sssd-rocky/RedHat-9-system-auth | 10 +++++++--- tasks/harden.yml | 9 --------- vars/RedHat.yml | 1 - 4 files changed, 14 insertions(+), 16 deletions(-) diff --git a/files/etc/authselect/custom/sssd-rocky/RedHat-8-system-auth b/files/etc/authselect/custom/sssd-rocky/RedHat-8-system-auth index 37ec715..46b84bf 100644 --- a/files/etc/authselect/custom/sssd-rocky/RedHat-8-system-auth +++ b/files/etc/authselect/custom/sssd-rocky/RedHat-8-system-auth @@ -2,19 +2,22 @@ auth required pam_env.so auth required pam_faildelay.so delay=2000000 auth required pam_faillock.so preauth audit silent deny=5 unlock_time=900 {include if "with-faillock"} -auth [success=1 default=ignore] pam_succeed_if.so service notin login:gdm:xdm:kdm:xscreensaver:gnome-screensaver:kscreensaver quiet use_uid {include if "with-smartcard-required"} +auth [success=1 default=ignore] pam_succeed_if.so service notin login:gdm:xdm:kdm:kde:xscreensaver:gnome-screensaver:kscreensaver quiet use_uid {include if "with-smartcard-required"} auth [success=done ignore=ignore default=die] pam_sss.so require_cert_auth ignore_authinfo_unavail {include if "with-smartcard-required"} auth sufficient pam_fprintd.so {include if "with-fingerprint"} auth sufficient pam_u2f.so cue {include if "with-pam-u2f"} -auth required pam_u2f.so cue nouserok {include if "with-pam-u2f-2fa"} +auth required pam_u2f.so cue {if not "without-pam-u2f-nouserok":nouserok} {include if "with-pam-u2f-2fa"} auth [default=1 ignore=ignore success=ok] pam_usertype.so isregular auth [default=1 ignore=ignore success=ok] pam_localuser.so {exclude if "with-smartcard"} auth [default=2 ignore=ignore success=ok] pam_localuser.so {include if "with-smartcard"} -auth [success=done authinfo_unavail=ignore ignore=ignore default=die] pam_sss.so try_cert_auth {include if "with-smartcard"} +auth [success=done authinfo_unavail=ignore user_unknown=ignore ignore=ignore default=die] pam_sss.so try_cert_auth {include if "with-smartcard"} auth sufficient pam_unix.so {if not "without-nullok":nullok} try_first_pass +auth [default=1 ignore=ignore success=ok] pam_usertype.so isregular {include if "with-gssapi"} +auth sufficient pam_sss_gss.so {include if "with-gssapi"} auth [default=1 ignore=ignore success=ok] pam_usertype.so isregular auth sufficient pam_sss.so forward_pass auth required pam_faillock.so authfail audit deny=5 unlock_time=900 fail_interval=900 {include if "with-faillock"} +auth optional pam_gnome_keyring.so only_if=login auto_start {include if "with-pam-gnome-keyring"} auth required pam_deny.so account required pam_access.so {include if "with-pamaccess"} @@ -38,3 +41,4 @@ session optional pam_oddjob_mkhomedir.so session [success=1 default=ignore] pam_succeed_if.so service in crond quiet use_uid session required pam_unix.so session optional pam_sss.so +session optional pam_gnome_keyring.so only_if=login auto_start {include if "with-pam-gnome-keyring"} diff --git a/files/etc/authselect/custom/sssd-rocky/RedHat-9-system-auth b/files/etc/authselect/custom/sssd-rocky/RedHat-9-system-auth index 6e17e8a..439b994 100644 --- a/files/etc/authselect/custom/sssd-rocky/RedHat-9-system-auth +++ b/files/etc/authselect/custom/sssd-rocky/RedHat-9-system-auth @@ -2,7 +2,7 @@ auth required pam_env.so auth required pam_faildelay.so delay=2000000 auth required pam_faillock.so preauth audit silent deny=5 unlock_time=900 {include if "with-faillock"} -auth [success=1 default=ignore] pam_succeed_if.so service notin login:gdm:xdm:kdm:xscreensaver:gnome-screensaver:kscreensaver quiet use_uid {include if "with-smartcard-required"} +auth [success=1 default=ignore] pam_succeed_if.so service notin login:gdm:xdm:kdm:kde:xscreensaver:gnome-screensaver:kscreensaver quiet use_uid {include if "with-smartcard-required"} auth [success=done ignore=ignore default=die] pam_sss.so require_cert_auth ignore_authinfo_unavail {include if "with-smartcard-required"} auth sufficient pam_fprintd.so {include if "with-fingerprint"} auth sufficient pam_u2f.so cue {include if "with-pam-u2f"} @@ -10,11 +10,14 @@ auth required pam_u2f.so cue {if not auth [default=1 ignore=ignore success=ok] pam_usertype.so isregular auth [default=1 ignore=ignore success=ok] pam_localuser.so {exclude if "with-smartcard"} auth [default=2 ignore=ignore success=ok] pam_localuser.so {include if "with-smartcard"} -auth [success=done authinfo_unavail=ignore ignore=ignore default=die] pam_sss.so try_cert_auth {include if "with-smartcard"} -auth sufficient pam_unix.so {if not "without-nullok":nullok} try_first_pass +auth [success=done authinfo_unavail=ignore user_unknown=ignore ignore=ignore default=die] pam_sss.so try_cert_auth {include if "with-smartcard"} +auth sufficient pam_unix.so {if not "without-nullok":nullok} +auth [default=1 ignore=ignore success=ok] pam_usertype.so isregular {include if "with-gssapi"} +auth sufficient pam_sss_gss.so {include if "with-gssapi"} auth [default=1 ignore=ignore success=ok] pam_usertype.so isregular auth sufficient pam_sss.so forward_pass auth required pam_faillock.so authfail audit deny=5 unlock_time=900 fail_interval=900 {include if "with-faillock"} +auth optional pam_gnome_keyring.so only_if=login auto_start {include if "with-pam-gnome-keyring"} auth required pam_deny.so account required pam_access.so {include if "with-pamaccess"} @@ -38,3 +41,4 @@ session optional pam_oddjob_mkhomedir.so session [success=1 default=ignore] pam_succeed_if.so service in crond quiet use_uid session required pam_unix.so session optional pam_sss.so +session optional pam_gnome_keyring.so only_if=login auto_start {include if "with-pam-gnome-keyring"} diff --git a/tasks/harden.yml b/tasks/harden.yml index 31766be..63a7b64 100644 --- a/tasks/harden.yml +++ b/tasks/harden.yml @@ -165,15 +165,6 @@ - name: modprobe settings block: - - name: remove vfat from filesystem list if we are EFI - ansible.builtin.set_fact: - modprobe_unused_filesystems: "{{ modprobe_unused_filesystems | difference('vfat') }}" - when: - - efi_installed.stat.isdir is defined - - efi_installed.stat.isdir - tags: - - efi - - name: disable unused filesystems ansible.builtin.template: src: "etc/modprobe.d/cis.conf.j2" diff --git a/vars/RedHat.yml b/vars/RedHat.yml index 16570c8..c29c7fa 100644 --- a/vars/RedHat.yml +++ b/vars/RedHat.yml @@ -97,7 +97,6 @@ modprobe_unused_filesystems: - udf - tipc - usb_storage - - vfat # auditd audit_package: audit