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81 lines
2.2 KiB
Bash
Executable File
81 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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#
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# 1.1.20 Ensure noexec option set on removable media partition (Not Scored)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=2
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# shellcheck disable=2034
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DESCRIPTION="noexec option for removable media partitions."
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# Fair warning, it only checks /media.* like partition in fstab, it's not exhaustive
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# Quick factoring as many script use the same logic
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PARTITION="/media\S*"
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OPTION="noexec"
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# This function will be called if the script status is on enabled / audit mode
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audit() {
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info "Verifying if there is $PARTITION like partition"
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FNRET=0
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is_a_partition "$PARTITION"
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if [ "$FNRET" -gt 0 ]; then
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ok "There is no partition like $PARTITION"
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FNRET=0
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else
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info "detected $PARTITION like"
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has_mount_option "$PARTITION" "$OPTION"
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if [ "$FNRET" -gt 0 ]; then
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crit "$PARTITION has no option $OPTION in fstab!"
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FNRET=1
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else
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ok "$PARTITION has $OPTION in fstab"
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fi
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fi
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}
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# This function will be called if the script status is on enabled mode
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apply() {
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if [ "$FNRET" = 0 ]; then
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ok "$PARTITION is correctly set"
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elif [ "$FNRET" = 1 ]; then
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info "Adding $OPTION to fstab"
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add_option_to_fstab "$PARTITION" "$OPTION"
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fi
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}
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# This function will check config parameters required
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check_config() {
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# No param for this script
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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# shellcheck source=../../debian/default
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. /etc/default/cis-hardening
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fi
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if [ -z "$CIS_ROOT_DIR" ]; then
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echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
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echo "Cannot source CIS_ROOT_DIR variable, aborting."
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exit 128
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r "$CIS_ROOT_DIR"/lib/main.sh ]; then
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# shellcheck source=../../lib/main.sh
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. "$CIS_ROOT_DIR"/lib/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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fi
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