mirror of
https://github.com/ovh/debian-cis.git
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2034aa7b8a
renamed: bin/hardening/1.4.1_bootloader_ownership.sh -> bin/hardening/1.5.1_bootloader_ownership.sh renamed: bin/hardening/1.4.2_bootloader_password.sh -> bin/hardening/1.5.2_bootloader_password.sh renamed: bin/hardening/1.4.3_root_password.sh -> bin/hardening/1.5.3_root_password.sh renamed: bin/hardening/1.5.2_enable_nx_support.sh -> bin/hardening/1.6.1_enable_nx_support.sh renamed: bin/hardening/1.5.3_enable_randomized_vm_placement.sh -> bin/hardening/1.6.2_enable_randomized_vm_placement.sh renamed: bin/hardening/1.5.4_disable_prelink.sh -> bin/hardening/1.6.3_disable_prelink.sh renamed: bin/hardening/1.5.1_restrict_core_dumps.sh -> bin/hardening/1.6.4_restrict_core_dumps.sh renamed: bin/hardening/1.6.2.1_enable_apparmor.sh -> bin/hardening/1.7.2.2_enable_apparmor.sh renamed: bin/hardening/1.7.1.1_remove_os_info_motd.sh -> bin/hardening/1.8.1.1_remove_os_info_motd.sh renamed: bin/hardening/1.7.1.2_remove_os_info_issue.sh -> bin/hardening/1.8.1.2_remove_os_info_issue.sh renamed: bin/hardening/1.7.1.3_remove_os_info_issue_net.sh -> bin/hardening/1.8.1.3_remove_os_info_issue_net.sh renamed: bin/hardening/1.7.1.4_motd_perms.sh -> bin/hardening/1.8.1.4_motd_perms.sh renamed: bin/hardening/1.7.1.5_etc_issue_perms.sh -> bin/hardening/1.8.1.5_etc_issue_perms.sh renamed: bin/hardening/1.7.1.6_etc_issue_net_perms.sh -> bin/hardening/1.8.1.6_etc_issue_net_perms.sh renamed: bin/hardening/1.7.2_graphical_warning_banners.sh -> bin/hardening/1.8.2_graphical_warning_banners.sh renamed: bin/hardening/1.8_install_updates.sh -> bin/hardening/1.9_install_updates.sh renamed: tests/hardening/1.4.1_bootloader_ownership.sh -> tests/hardening/1.5.1_bootloader_ownership.sh renamed: tests/hardening/1.4.2_bootloader_password.sh -> tests/hardening/1.5.2_bootloader_password.sh renamed: tests/hardening/1.4.3_root_password.sh -> tests/hardening/1.5.3_root_password.sh renamed: tests/hardening/1.5.2_enable_nx_support.sh -> tests/hardening/1.6.1_enable_nx_support.sh renamed: tests/hardening/1.5.3_enable_randomized_vm_placement.sh -> tests/hardening/1.6.2_enable_randomized_vm_placement.sh renamed: tests/hardening/1.5.4_disable_prelink.sh -> tests/hardening/1.6.3_disable_prelink.sh renamed: tests/hardening/1.5.1_restrict_core_dumps.sh -> tests/hardening/1.6.4_restrict_core_dumps.sh renamed: tests/hardening/1.6.2.1_enable_apparmor.sh -> tests/hardening/1.7.2.2_enable_apparmor.sh renamed: tests/hardening/1.7.1.1_remove_os_info_motd.sh -> tests/hardening/1.8.1.1_remove_os_info_motd.sh renamed: tests/hardening/1.7.1.2_remove_os_info_issue.sh -> tests/hardening/1.8.1.2_remove_os_info_issue.sh renamed: tests/hardening/1.7.1.3_remove_os_info_issue_net.sh -> tests/hardening/1.8.1.3_remove_os_info_issue_net.sh renamed: tests/hardening/1.7.1.4_motd_perms.sh -> tests/hardening/1.8.1.4_motd_perms.sh new file: tests/hardening/1.8.1.5_etc_issue_perms.sh new file: tests/hardening/1.8.1.6_etc_issue_net_perms.sh renamed: tests/hardening/1.7.2_graphical_warning_banners.sh -> tests/hardening/1.8.2_graphical_warning_banners.sh renamed: tests/hardening/1.8_install_updates.sh -> tests/hardening/1.9_install_updates.sh
72 lines
2.1 KiB
Bash
Executable File
72 lines
2.1 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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# 1.6.2 Ensure address space layout randomization (ASLR) is enabled (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="Enable Randomized Virtual Memory Region Placement to prevent memory page exploits."
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SYSCTL_PARAM='kernel.randomize_va_space'
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SYSCTL_EXP_RESULT=2
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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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has_sysctl_param_expected_result "$SYSCTL_PARAM" "$SYSCTL_EXP_RESULT"
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if [ "$FNRET" != 0 ]; then
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crit "$SYSCTL_PARAM was not set to $SYSCTL_EXP_RESULT"
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elif [ "$FNRET" = 255 ]; then
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warn "$SYSCTL_PARAM does not exist -- Typo?"
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else
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ok "$SYSCTL_PARAM correctly set to $SYSCTL_EXP_RESULT"
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fi
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}
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# This function will be called if the script status is on enabled mode
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apply() {
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has_sysctl_param_expected_result "$SYSCTL_PARAM" "$SYSCTL_EXP_RESULT"
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if [ "$FNRET" != 0 ]; then
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warn "$SYSCTL_PARAM was not set to $SYSCTL_EXP_RESULT -- Fixing"
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set_sysctl_param "$SYSCTL_PARAM" "$SYSCTL_EXP_RESULT"
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elif [ "$FNRET" = 255 ]; then
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warn "$SYSCTL_PARAM does not exist -- Typo?"
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else
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ok "$SYSCTL_PARAM correctly set to $SYSCTL_EXP_RESULT"
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fi
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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# shellcheck source=../../debian/default
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. /etc/default/cis-hardening
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fi
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if [ -z "$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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