8.1.11_record_failed_access_file.sh 8.1.12_record_privileged_commands.sh 8.1.13_record_successful_mount.sh 8.1.14_record_file_deletions.sh 8.1.15_record_sudoers_edit.sh 8.1.16_record_sudo_usage.sh 8.1.17_record_kernel_modules.sh 8.1.18_freeze_auditd_conf.sh

bin/hardening/8.1.11_record_failed_access_file.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.11 Collect Unsuccessful Unauthorized Access Attempts to Files (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-a always,exit -F arch=b64 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EACCES -F auid>=1000 -F auid!=4294967295 -k access
+-a always,exit -F arch=b32 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EACCES -F auid>=1000 -F auid!=4294967295 -k access
+-a always,exit -F arch=b64 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EPERM -F auid>=1000 -F auid!=4294967295 -k access
+-a always,exit -F arch=b32 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EPERM -F auid>=1000 -F auid!=4294967295 -k access'
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

bin/hardening/8.1.12_record_privileged_commands.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.12 Collect Use of Privileged Commands (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+# Find all files with setuid or setgid set
+AUDIT_PARAMS=$(find / -xdev \( -perm -4000 -o -perm -2000 \) -type f | awk '{print \
+"-a always,exit -F path=" $1 " -F perm=x -F auid>=1000 -F auid!=4294967295 \
+-k privileged" }')
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

bin/hardening/8.1.13_record_successful_mount.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.13 Collect Successful File System Mounts (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-a always,exit -F arch=b64 -S mount -F auid>=1000 -F auid!=4294967295 -k mounts
+-a always,exit -F arch=b32 -S mount -F auid>=1000 -F auid!=4294967295 -k mounts'
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

bin/hardening/8.1.14_record_file_deletions.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.14 Collect File Deletion Events by User (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-a always,exit -F arch=b64 -S unlink -S unlinkat -S rename -S renameat -F auid>=1000 -F auid!=4294967295 -k delete
+-a always,exit -F arch=b32 -S unlink -S unlinkat -S rename -S renameat -F auid>=1000 -F auid!=4294967295 -k delete'
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

bin/hardening/8.1.15_record_sudoers_edit.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.15 Collect Changes to System Administration Scope (sudoers) (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-w /etc/sudoers -p wa -k sudoers
+-w /etc/sudoers.d/ -p wa -k sudoers'
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

bin/hardening/8.1.16_record_sudo_usage.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.16 Collect System Administrator Actions (sudolog) (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-w /var/log/auth.log -p wa -k sudoaction'
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

bin/hardening/8.1.17_record_kernel_modules.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.17 Collect Kernel Module Loading and Unloading (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-w /sbin/insmod -p x -k modules 
+-w /sbin/rmmod -p x -k modules
+-w /sbin/modprobe -p x -k modules
+-a always,exit -F arch=b64 -S init_module -S delete_module -k modules'
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

bin/hardening/8.1.18_freeze_auditd_conf.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.17 Collect Kernel Module Loading and Unloading (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-e 2'
+FILE='/etc/audit/audit.rules'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            crit "$AUDIT_VALUE is not in file $FILE"
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    IFS=$'\n'
+    for AUDIT_VALUE in $AUDIT_PARAMS; do
+        debug "$AUDIT_VALUE must be in file $FILE"
+        does_pattern_exists_in_file $FILE $AUDIT_VALUE
+        if [ $FNRET != 0 ]; then
+            warn "$AUDIT_VALUE is not in file $FILE, adding it"
+            add_end_of_file $FILE $AUDIT_VALUE
+            eval $(pkill -HUP -P 1 auditd)
+        else
+            ok "$AUDIT_VALUE present in $FILE"
+        fi
+    done
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

etc/conf.d/8.1.11_record_failed_access_file.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/conf.d/8.1.12_record_privileged_commands.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/conf.d/8.1.13_record_successful_mount.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/conf.d/8.1.14_record_file_deletions.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/conf.d/8.1.15_record_sudoers_edit.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/conf.d/8.1.16_record_sudo_usage.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/conf.d/8.1.17_record_kernel_modules.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/conf.d/8.1.18_freeze_auditd_conf.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled