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V8.00.000.2025.06.17
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
This commit is contained in:
Marc S. Weidner
2025-09-05 21:35:38 +02:00
parent 72a84b7925
commit d0b363d7d4
19 changed files with 237 additions and 123 deletions
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49
func/cdi_4500_user/4510_accounts_hardening.sh
View File

@@ -13,15 +13,62 @@
guard_sourcing
#######################################
#
# Hardening accounts: Google TOTP, Wordlists, masking ttys, expiration of accounts.
# Globals:
# TARGET
# VAR_SETUP_PATH
# Arguments:
# None
# Returns:
# 0: on success
#######################################
accounts_hardening() {
### Declare Arrays, HashMaps, and Variables.
declare -a ary_security_pkgs=()
declare -r var_logfile="/root/.ciss/cdi/log/4510_accounts_hardening.log"
declare t=""
chroot_logger "${TARGET}${var_logfile}"
### Installing Google TOTP, Wordlists.
ary_security_pkgs=( "libpam-google-authenticator" "wamerican" "wbritish" "wfrench" "wngerman" )
chroot_script "${TARGET}" "
export INITRD=No
apt-get install -y --no-install-recommends --no-install-suggests ${ary_security_pkgs[*]} 2>&1 | tee -a ${var_logfile}
echo ExitCode: \$? >> ${var_logfile}
"
### Keep 'tty1' active, disable the rest (VTs).
chroot_script "${TARGET}" "
systemctl unmask getty@tty1.service
systemctl enable getty@tty1.service
for t in tty2 tty3 tty4 tty5 tty6; do
systemctl mask getty@${t}.service
done
"
### Hardening '/etc/login.defs'.
mv "${TARGET}/etc/login.defs" "${TARGET}/root/.ciss/cdi/backup/etc/login.defs.bak"
insert_header "${TARGET}/etc/login.defs"
insert_comments "${TARGET}/etc/login.defs"
cat "${VAR_SETUP_PATH}/includes/target/etc/login.defs" >> "${TARGET}/etc/login.defs"
### Hardening '/etc/security/pwquality.conf'.
mkdir -p "${TARGET}/root/.ciss/cdi/backup/etc/security"
mv "${TARGET}/etc/security/pwquality.conf" "${TARGET}/root/.ciss/cdi/backup/etc/security/pwquality.conf.bak"
insert_header "${TARGET}/etc/security/pwquality.conf"
insert_comments "${TARGET}/etc/security/pwquality.conf"
cat "${VAR_SETUP_PATH}/includes/target/etc/security/pwquality.cnf" >> "${TARGET}/etc/security/pwquality.conf"
### Hardening password expiration; defaults to 16,384 days.
install -m 0700 -o root -g root "${VAR_SETUP_PATH}/includes/chroot/hooks/4510_password_expiration.hooks.sh" \
"${TARGET}/root/.ciss/cdi/hooks/4510_password_expiration.hooks.sh"
if ! chroot_script "${TARGET}" "/root/.ciss/cdi/hooks/4510_password_expiration.hooks.sh" "emergency"; then
do_log "warn" "file_only" "4510() Command: [chroot_script ${TARGET} /root/.ciss/cdi/hooks/4510_password_expiration.hooks.sh emergency] failed."
else
do_log "debug" "file_only" "4510() Command: [chroot_script ${TARGET} /root/.ciss/cdi/hooks/4510_password_expiration.hooks.sh emergency] successful."
fi
guard_dir && return 0
}