harbian-audit/bin/hardening/13.2_remove_legacy_passwd_e...

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#!/bin/bash
#
# harbian-audit for Debian GNU/Linux 7/8/9 Hardening
#
#
# 13.2 Verify No Legacy "+" Entries Exist in /etc/passwd File (Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
HARDENING_LEVEL=1
FILE='/etc/passwd'
RESULT=''
# This function will be called if the script status is on enabled / audit mode
audit () {
info "Checking if accounts have a legacy password entry"
if grep '^+:' $FILE -q; then
RESULT=$(grep '^+:' $FILE)
crit "Some accounts have a legacy password entry"
crit $RESULT
else
ok "All accounts have a valid password entry format"
fi
}
# This function will be called if the script status is on enabled mode
apply () {
if grep '^+:' $FILE -q; then
RESULT=$(grep '^+:' $FILE)
warn "Some accounts have a legacy password entry"
for LINE in $RESULT; do
info "Removing $LINE from $FILE"
delete_line_in_file $FILE $LINE
done
else
ok "All accounts have a valid password entry format"
fi
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
. /etc/default/cis-hardening
fi
if [ -z "$CIS_ROOT_DIR" ]; then
echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
echo "Cannot source CIS_ROOT_DIR variable, aborting."
exit 128
fi
# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
. $CIS_ROOT_DIR/lib/main.sh
else
echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
exit 128
fi