8.1.10_record_dac_edit.sh 8.1.6_record_network_edit.sh 8.1.7_record_mac_edit.sh 8.1.8_record_login_logout.sh 8.1.9_record_session_init.sh

bin/hardening/8.1.10_record_dac_edit.sh

@@ -0,0 +1,70 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.10 Collect Discretionary Access Control Permission Modification Events (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 chmod -S fchmod -S fchmodat -F auid>=1000 -F auid!=4294967295 -k perm_mod
+-a always,exit -F arch=b32 -S chmod -S fchmod -S fchmodat -F auid>=1000 -F auid!=4294967295 -k perm_mod
+-a always,exit -F arch=b64 -S chown -S fchown -S fchownat -S lchown -F auid>=1000 -F auid!=4294967295 -k perm_mod
+-a always,exit -F arch=b32 -S chown -S fchown -S fchownat -S lchown -F auid>=1000 -F auid!=4294967295 -k perm_mod
+-a always,exit -F arch=b64 -S setxattr -S lsetxattr -S fsetxattr -S removexattr -S lremovexattr -S fremovexattr -F auid>=1000 -F auid!=4294967295 -k perm_mod
+-a always,exit -F arch=b32 -S setxattr -S lsetxattr -S fsetxattr -S removexattr -S lremovexattr -S fremovexattr -F auid>=1000 -F auid!=4294967295 -k perm_mod'
+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/8.1.6_record_network_edit.sh

@@ -0,0 +1,70 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.6 Record Events That Modify the System's Network Environment (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-a exit,always -F arch=b64 -S sethostname -S setdomainname -k system-locale
+-a exit,always -F arch=b32 -S sethostname -S setdomainname -k system-locale
+-w /etc/issue -p wa -k system-locale
+-w /etc/issue.net -p wa -k system-locale
+-w /etc/hosts -p wa -k system-locale
+-w /etc/network -p wa -k system-locale'
+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/8.1.7_record_mac_edit.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.7 Record Events That Modify the System's Mandatory Access Controls (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-w /etc/selinux/ -p wa -k MAC-policy'
+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/8.1.8_record_login_logout.sh

@@ -0,0 +1,67 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.8 Collect Login and Logout Events (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-w /var/log/faillog -p wa -k logins
+-w /var/log/lastlog -p wa -k logins
+-w /var/log/tallylog -p wa -k logins'
+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/8.1.9_record_session_init.sh

@@ -0,0 +1,67 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 8.1.9 Collect Session Initiation Information (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+AUDIT_PARAMS='-w /var/run/utmp -p wa -k session
+-w /var/log/wtmp -p wa -k session
+-w /var/log/btmp -p wa -k session'
+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/8.1.10_record_dac_edit.cfg

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

etc/conf.d/8.1.6_record_network_edit.cfg

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

etc/conf.d/8.1.7_record_mac_edit.cfg

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

etc/conf.d/8.1.8_record_login_logout.cfg

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

etc/conf.d/8.1.9_record_session_init.cfg

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