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https://github.com/ovh/debian-cis.git
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ADD(1.3.x): add new scripts for debian10
This commit is contained in:
Thibault Ayanides
parent
0204bb0942
commit
87bf29b5fe
66
bin/hardening/1.3.1_install_sudo.sh
Executable file
66
bin/hardening/1.3.1_install_sudo.sh
Executable file
@ -0,0 +1,66 @@
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#!/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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# 1.3.1 Ensure sudo is installed (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="Install sudo to permit users to execute command as superuser or as another user."
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PACKAGE='sudo'
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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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is_pkg_installed "$PACKAGE"
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if [ "$FNRET" != 0 ]; then
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crit "$PACKAGE is not installed!"
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else
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ok "$PACKAGE is installed"
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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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is_pkg_installed "$PACKAGE"
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if [ "$FNRET" = 0 ]; then
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ok "$PACKAGE is installed"
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else
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crit "$PACKAGE is absent, installing it"
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apt_install "$PACKAGE"
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fi
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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# shellcheck source=../../debian/default
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. /etc/default/cis-hardening
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fi
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if [ -z "$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 $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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fi
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80
bin/hardening/1.3.2_pty_sudo.sh
Executable file
80
bin/hardening/1.3.2_pty_sudo.sh
Executable file
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#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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#
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# 1.3.2 Ensure sudo commands use pty (Scored)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=2
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# shellcheck disable=2034
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DESCRIPTION="Ensure sudo can only be run from a pseudo pty."
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PATTERN='^\s*Defaults\s+([^#]+,\s*)?use_pty(,\s+\S+\s*)*(\s+#.*)?$'
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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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FOUND=0
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for f in /etc/{sudoers,sudoers.d/*}; do
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does_pattern_exist_in_file_nocase "$f" "$PATTERN"
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if [ "$FNRET" = 0 ]; then
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FOUND=1
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fi
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done
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if [[ "$FOUND" = 1 ]]; then
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ok "Defaults use_pty found in sudoers file"
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else
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crit "Defaults use_pty not found in sudoers files"
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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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FOUND=0
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for f in /etc/{sudoers,sudoers.d/*}; do
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does_pattern_exist_in_file_nocase "$f" "$PATTERN"
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if [ "$FNRET" = 0 ]; then
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FOUND=1
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fi
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done
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if [[ "$FOUND" = 1 ]]; then
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ok "Defaults use_pty found in sudoers file"
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else
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warn "Defaults use_pty not found in sudoers files, fixing"
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add_line_file_before_pattern /etc/sudoers "Defaults use_pty" "# Host alias specification"
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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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:
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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 $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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fi
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80
bin/hardening/1.3.3_logfile_sudo.sh
Executable file
80
bin/hardening/1.3.3_logfile_sudo.sh
Executable file
@ -0,0 +1,80 @@
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#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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#
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# 1.3.3 Ensure sudo log file exists (Scored)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=2
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# shellcheck disable=2034
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DESCRIPTION="Ensure sudo log files exists."
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PATTERN="^\s*Defaults\s+logfile=\S+"
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LOGFILE="/var/log/sudo.log"
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# This function will be called if the script status is on enabled / audit mode
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audit() {
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FOUND=0
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for f in /etc/{sudoers,sudoers.d/*}; do
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does_pattern_exist_in_file_nocase "$f" "$PATTERN"
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if [ "$FNRET" = 0 ]; then
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FOUND=1
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fi
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done
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if [[ "$FOUND" = 1 ]]; then
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ok "Defaults log file found in sudoers file"
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else
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crit "Defaults log file not found in sudoers files"
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fi
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}
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# This function will be called if the script status is on enabled mode
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apply() {
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FOUND=0
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for f in /etc/{sudoers,sudoers.d/*}; do
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does_pattern_exist_in_file_nocase "$f" "$PATTERN"
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if [ "$FNRET" = 0 ]; then
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FOUND=1
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fi
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done
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if [[ "$FOUND" = 1 ]]; then
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ok "Defaults log file found in sudoers file"
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else
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warn "Defaults log file not found in sudoers files, fixing"
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add_line_file_before_pattern /etc/sudoers "Defaults logfile=\"$LOGFILE\"" "# Host alias specification"
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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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:
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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 $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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fi
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18
tests/hardening/1.3.1_install_sudo.sh
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18
tests/hardening/1.3.1_install_sudo.sh
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@ -0,0 +1,18 @@
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# shellcheck shell=bash
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# run-shellcheck
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test_audit() {
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describe Running on blank host
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register_test retvalshouldbe 0
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dismiss_count_for_test
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# shellcheck disable=2154
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run blank /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
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describe correcting situation
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sed -i 's/audit/enabled/' /opt/debian-cis/etc/conf.d/"${script}".cfg
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/opt/debian-cis/bin/hardening/"${script}".sh --apply || true
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describe Checking resolved state
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register_test retvalshouldbe 0
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register_test contain "sudo is installed"
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run resolved /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
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}
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18
tests/hardening/1.3.2_pty_sudo.sh
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18
tests/hardening/1.3.2_pty_sudo.sh
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# shellcheck shell=bash
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# run-shellcheck
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test_audit() {
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describe Running on blank host
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register_test retvalshouldbe 0
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dismiss_count_for_test
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# shellcheck disable=2154
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run blank /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
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describe correcting situation
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sed -i 's/audit/enabled/' /opt/debian-cis/etc/conf.d/"${script}".cfg
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/opt/debian-cis/bin/hardening/"${script}".sh --apply || true
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describe Checking resolved state
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register_test retvalshouldbe 0
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register_test contain "Defaults use_pty found in sudoers file"
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run resolved /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
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}
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18
tests/hardening/1.3.3_logfile_sudo.sh
Normal file
18
tests/hardening/1.3.3_logfile_sudo.sh
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# shellcheck shell=bash
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# run-shellcheck
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test_audit() {
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describe Running on blank host
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register_test retvalshouldbe 0
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dismiss_count_for_test
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# shellcheck disable=2154
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run blank /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
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describe correcting situation
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sed -i 's/audit/enabled/' /opt/debian-cis/etc/conf.d/"${script}".cfg
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/opt/debian-cis/bin/hardening/"${script}".sh --apply || true
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describe Checking resolved state
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register_test retvalshouldbe 0
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register_test contain "Defaults log file found in sudoers file"
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run resolved /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
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}
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