mirror of
https://github.com/ghndrx/prowler.git
synced 2026-02-10 14:55:00 +00:00
1029 lines
44 KiB
Bash
Executable File
1029 lines
44 KiB
Bash
Executable File
#!/bin/bash
|
||
|
||
# Prowler is a tool that provides automate auditing and hardening guidance of an AWS account.
|
||
# It is based on AWS-CLI commands. It follows guidelines present in the CIS Amazon
|
||
# Web Services Foundations Benchmark at:
|
||
# https://d0.awsstatic.com/whitepapers/compliance/AWS_CIS_Foundations_Benchmark.pdf
|
||
|
||
# This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0
|
||
# International Public License. The link to the license terms can be found at
|
||
# https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode
|
||
#
|
||
# Author: Toni de la Fuente - @ToniBlyx / Alfresco Software Inc.
|
||
|
||
# Prowler - Iron Maiden
|
||
#
|
||
# Walking through the city, looking oh so pretty
|
||
# I've just got to find my way
|
||
# See the ladies flashing
|
||
# All there legs and lashes
|
||
# I've just got to find my way...
|
||
|
||
# Safety feature: exit script if error is returned, or if variables not set.
|
||
# Exit if a pipeline results in an error.
|
||
# set -ue
|
||
# set -o pipefail
|
||
# set -vx
|
||
|
||
# Exits if any error is found
|
||
#set -e
|
||
|
||
# Colors
|
||
NORMAL="[0;39m"
|
||
WARNING="[1;33m" # Bad (red)
|
||
SECTION="[1;33m" # Section (yellow)
|
||
NOTICE="[1;33m" # Notice (yellow)
|
||
OK="[1;32m" # Ok (green)
|
||
BAD="[1;31m" # Bad (red)
|
||
CYAN="[0;36m"
|
||
BLUE="[0;34m"
|
||
BROWN="[0;33m"
|
||
DARKGRAY="[0;30m"
|
||
GRAY="[0;37m"
|
||
GREEN="[1;32m"
|
||
MAGENTA="[1;35m"
|
||
PURPLE="[0;35m"
|
||
RED="[1;31m"
|
||
YELLOW="[1;33m"
|
||
WHITE="[1;37m"
|
||
|
||
DEFULT_AWS_PROFILE="default"
|
||
DEFAULT_AWS_REGION="us-east-1"
|
||
|
||
# Command usage menu
|
||
usage(){
|
||
echo -e "\nUSAGE:
|
||
`basename $0` -p <profile> -r <region> [ -h ]
|
||
Options:
|
||
-p <profile> specify your AWS profile to use (i.e.: default)
|
||
-r <region> specify a desired AWS region to use (i.e.: us-east-1)
|
||
-c <checknum> specify a check number from the AWS CIS benchmark (i.e.: check11 for check 1.1)
|
||
-h this help
|
||
"
|
||
exit
|
||
}
|
||
|
||
while getopts "hp:r:c:" OPTION; do
|
||
case $OPTION in
|
||
h )
|
||
usage
|
||
exit 1
|
||
;;
|
||
p )
|
||
PROFILE=$OPTARG
|
||
;;
|
||
r )
|
||
REGION=$OPTARG
|
||
;;
|
||
c )
|
||
CHECKNUMBER=$OPTARG
|
||
;;
|
||
: )
|
||
echo -e "\n$RED ERROR!$NORMAL -$OPTARG requires an argument\n"
|
||
exit 1
|
||
;;
|
||
? )
|
||
echo -e "\n$RED ERROR!$NORMAL Invalid option"
|
||
usage
|
||
exit 1
|
||
;;
|
||
esac
|
||
done
|
||
|
||
# Functions to manage dates depending on OS
|
||
if [[ "$OSTYPE" == "linux-gnu" ]]; then
|
||
# function to compare in days, usage how_older_from_today date
|
||
# date format %Y-%m-%d
|
||
how_older_from_today()
|
||
{
|
||
DATE_TO_COMPARE=$1
|
||
TODAY_IN_DAYS=$(date -d "$(date +%Y-%m-%d)" +%s)
|
||
DATE_FROM_IN_DAYS=$(date -d $DATE_TO_COMPARE +%s)
|
||
DAYS_SINCE=$((($TODAY_IN_DAYS - $DATE_FROM_IN_DAYS )/60/60/24))
|
||
echo $DAYS_SINCE
|
||
}
|
||
# function to convert from timestamp to date, usage timestamp_to_date timestamp
|
||
# output date format %Y-%m-%d
|
||
timestamp_to_date()
|
||
{
|
||
# remove fractions of a second
|
||
TIMESTAMP_TO_CONVERT=$(echo $1 | cut -f1 -d".")
|
||
OUTPUT_DATE=$(date -d @$TIMESTAMP_TO_CONVERT +'%Y-%m-%d')
|
||
echo $OUTPUT_DATE
|
||
}
|
||
decode_report()
|
||
{
|
||
base64 -d
|
||
}
|
||
elif [[ "$OSTYPE" == "darwin"* ]]; then
|
||
# BSD/OSX coommands compatibility
|
||
how_older_from_today()
|
||
{
|
||
DATE_TO_COMPARE=$1
|
||
TODAY_IN_DAYS=$(date +%s)
|
||
DATE_FROM_IN_DAYS=$(date -jf %Y-%m-%d $DATE_TO_COMPARE +%s)
|
||
DAYS_SINCE=$((($TODAY_IN_DAYS - $DATE_FROM_IN_DAYS )/60/60/24))
|
||
echo $DAYS_SINCE
|
||
}
|
||
timestamp_to_date()
|
||
{
|
||
# remove fractions of a second
|
||
TIMESTAMP_TO_CONVERT=$(echo $1 | cut -f1 -d".")
|
||
OUTPUT_DATE=$(date -r $TIMESTAMP_TO_CONVERT +'%Y-%m-%d')
|
||
echo $OUTPUT_DATE
|
||
}
|
||
decode_report()
|
||
{
|
||
base64 -D
|
||
}
|
||
elif [[ "$OSTYPE" == "cygwin" ]]; then
|
||
# POSIX compatibility layer and Linux environment emulation for Windows
|
||
how_older_from_today()
|
||
{
|
||
DATE_TO_COMPARE=$1
|
||
TODAY_IN_DAYS=$(date -d "$(date +%Y-%m-%d)" +%s)
|
||
DATE_FROM_IN_DAYS=$(date -d $DATE_TO_COMPARE +%s)
|
||
DAYS_SINCE=$((($TODAY_IN_DAYS - $DATE_FROM_IN_DAYS )/60/60/24))
|
||
echo $DAYS_SINCE
|
||
}
|
||
timestamp_to_date()
|
||
{
|
||
# remove fractions of a second
|
||
TIMESTAMP_TO_CONVERT=$(echo $1 | cut -f1 -d".")
|
||
OUTPUT_DATE=$(date -d @$TIMESTAMP_TO_CONVERT +'%Y-%m-%d')
|
||
echo $OUTPUT_DATE
|
||
}
|
||
decode_report()
|
||
{
|
||
base64 -d
|
||
}
|
||
else
|
||
echo "Unknown Operating System"
|
||
exit
|
||
fi
|
||
|
||
if [[ "$#" -le 2 ]]; then
|
||
PROFILE=$DEFULT_AWS_PROFILE
|
||
REGION=$DEFAULT_AWS_REGION
|
||
fi
|
||
|
||
if [[ ! -f ~/.aws/credentials ]]; then
|
||
echo -e "\n$RED ERROR!$NORMAL AWS credentials file not found (~/.aws/credentials). Run 'aws configure' first. \n"
|
||
return 1
|
||
fi
|
||
|
||
# AWS-CLI variables
|
||
AWSCLI=$(which aws)
|
||
if [ -z "${AWSCLI}" ]; then
|
||
echo -e "\n$RED ERROR!$NORMAL AWS-CLI (aws command) not found. Make sure it is installed correctly and in your \$PATH\n"
|
||
exit
|
||
fi
|
||
|
||
# if this script runs in an AWS instance
|
||
# INSTANCE_PROFILE=$(curl http://169.254.169.254/latest/meta-data/iam/security-credentials/)
|
||
# AWS_ACCESS_KEY_ID=$(curl http://169.254.169.254/latest/meta-data/iam/security-credentials/${INSTANCE_PROFILE} | grep AccessKeyId | cut -d':' -f2 | sed 's/[^0-9A-Z]*//g')
|
||
# AWS_SECRET_ACCESS_KEY_ID=$(curl http://169.254.169.254/latest/meta-data/iam/security-credentials/${INSTANCE_PROFILE} | grep SecretAccessKey | cut -d':' -f2 | sed 's/[^0-9A-Za-z/+=]*//g')
|
||
# AWS_ACCESS_KEY_ID=${AWS_ACCESS_KEY_ID}
|
||
# AWS_SECRET_ACCESS_KEY=${AWS_SECRET_ACCESS_KEY_ID}
|
||
|
||
prowlerBanner() {
|
||
echo -e "$CYAN _"
|
||
echo -e " _ __ _ __ _____ _| | ___ _ __"
|
||
echo -e " | '_ \| '__/ _ \ \ /\ / / |/ _ \ '__|"
|
||
echo -e " | |_) | | | (_) \ V V /| | __/ |"
|
||
echo -e " | .__/|_| \___/ \_/\_/ |_|\___|_|"
|
||
echo -e " |_|$NORMAL$BLUE CIS based AWS Account Hardening Tool$NORMAL\n"
|
||
}
|
||
|
||
# Get whoami in AWS, who is the user running this shell script
|
||
getWhoami() {
|
||
echo -e "\nThis report is being generated using credentials below:\n"
|
||
echo -e "AWS-CLI Profile: $NOTICE[$PROFILE]$NORMAL AWS Region: $NOTICE[$REGION]$NORMAL\n"
|
||
$AWSCLI sts get-caller-identity --output table --profile $PROFILE --region $REGION
|
||
}
|
||
|
||
printCurrentDate(){
|
||
echo -e "\nDate: $NOTICE$(date)$NORMAL"
|
||
}
|
||
|
||
printColorsCode(){
|
||
echo -e "\nColors Code for results: $NOTICE INFORMATIVE$NORMAL,$OK OK (RECOMMENDED VALUE)$NORMAL, $BAD CRITICAL (FIX REQUIRED)$NORMAL \n"
|
||
}
|
||
|
||
# Generate Credential Report
|
||
genCredReport() {
|
||
echo -en '\nGenerating AWS IAM Credential Report...'
|
||
until $AWSCLI iam generate-credential-report --output text --query 'State' --profile $PROFILE --region $REGION |grep -m 1 "COMPLETE"; do
|
||
sleep 1
|
||
echo -n "."
|
||
done
|
||
}
|
||
|
||
# Save report to a file, decode it, deletion at finish and after every single check, acb stands for AWS CIS Benchmark
|
||
saveReport(){
|
||
TEMP_REPORT_FILE=/tmp/.acb
|
||
$AWSCLI iam get-credential-report --query 'Content' --output text --profile $PROFILE --region $REGION | decode_report > $TEMP_REPORT_FILE
|
||
}
|
||
|
||
# Delete temporary report file
|
||
cleanTemp(){
|
||
rm -fr $TEMP_REPORT_FILE
|
||
}
|
||
|
||
# Get a list of all available AWS Regions
|
||
REGIONS=$($AWSCLI ec2 describe-regions --query 'Regions[].RegionName' \
|
||
--output text \
|
||
--profile $PROFILE \
|
||
--region $REGION)
|
||
|
||
prowlerBanner
|
||
printCurrentDate
|
||
getWhoami
|
||
printColorsCode
|
||
genCredReport
|
||
saveReport
|
||
|
||
check11(){
|
||
TITLE11="$BLUE 1.1$NORMAL Avoid the use of the root account (Scored). Last time root account was used
|
||
(password last used, access_key_1_last_used, access_key_2_last_used): "
|
||
COMMAND11=$(cat $TEMP_REPORT_FILE| grep '<root_account>' | cut -d, -f5,11,16 | sed 's/,/,\ /g')
|
||
echo -e "\n$TITLE11"
|
||
echo -e " $NOTICE $COMMAND11 $NORMAL"
|
||
}
|
||
|
||
check12(){
|
||
TITLE12="$BLUE 1.2$NORMAL Ensure multi-factor authentication (MFA) is enabled for all IAM users that have a console password (Scored)"
|
||
# List users with password enabled
|
||
COMMAND12_LIST_USERS_WITH_PASSWORD_ENABLED=$(cat $TEMP_REPORT_FILE|awk -F, '{ print $1,$4 }' |grep true | awk '{ print $1 }')
|
||
COMMAND12=$(
|
||
for i in $COMMAND12_LIST_USERS_WITH_PASSWORD_ENABLED; do
|
||
cat $TEMP_REPORT_FILE|awk -F, '{ print $1,$8 }' |grep $i| grep false | awk '{ print $1 }'|tr '\n' ' ';
|
||
done)
|
||
echo -e "\n$TITLE12"
|
||
if [[ $COMMAND12 ]]; then
|
||
echo -e " List of users with Password enabled but MFA disabled:"
|
||
echo -e " $RED $COMMAND12 $NORMAL"
|
||
else
|
||
echo -e " $OK CORRECT! No users found with Password enabled and MFA disabled $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check13(){
|
||
TITLE13="$BLUE 1.3$NORMAL Ensure credentials unused for 90 days or greater are disabled (Scored)"
|
||
COMMAND13=$(
|
||
for i in $COMMAND12_LIST_USERS_WITH_PASSWORD_ENABLED; do
|
||
cat $TEMP_REPORT_FILE|awk -F, '{ print $1,$5 }' |grep $i| grep false | awk '{ print $1 }'|tr '\n' ' ';
|
||
done)
|
||
# list of users that have used password
|
||
USERS_PASSWORD_USED=$($AWSCLI iam list-users --query "Users[?PasswordLastUsed].UserName" --output text --profile $PROFILE --region $REGION)
|
||
echo -e "\n$TITLE13 "
|
||
# look for users with a password last used more or equal to 90 days
|
||
echo -e " User list: "
|
||
for i in $USERS_PASSWORD_USED; do
|
||
DATEUSED=$($AWSCLI iam list-users --query "Users[?UserName=='$i'].PasswordLastUsed" --output text --profile $PROFILE --region $REGION | cut -d'T' -f1)
|
||
HOWOLDER=$(how_older_from_today $DATEUSED)
|
||
if [ $HOWOLDER -gt "90" ];then
|
||
echo " $RED $i $NORMAL"
|
||
else
|
||
echo " $OK OK, no users found with unused credentials for 90 days or greater $NORMAL"
|
||
fi
|
||
done
|
||
}
|
||
|
||
check14(){
|
||
TITLE14="$BLUE 1.4$NORMAL Ensure access keys are rotated every 90 days or less (Scored)" # also checked by Security Monkey
|
||
LIST_OF_USERS_WITH_ACCESS_KEY1=$(cat $TEMP_REPORT_FILE| awk -F, '{ print $1, $9 }' |grep "\ true" | awk '{ print $1 }')
|
||
LIST_OF_USERS_WITH_ACCESS_KEY2=$(cat $TEMP_REPORT_FILE| awk -F, '{ print $1, $14 }' |grep "\ true" | awk '{ print $1 }')
|
||
echo -e "\n$TITLE14 "
|
||
echo -e " Users with access key 1 older than 90 days: "
|
||
for user in $LIST_OF_USERS_WITH_ACCESS_KEY1; do
|
||
# check access key 1
|
||
DATEROTATED1=$(cat $TEMP_REPORT_FILE | grep $user| awk -F, '{ print $10 }' | grep -v "N/A" | awk -F"T" '{ print $1 }')
|
||
HOWOLDER=$(how_older_from_today $DATEROTATED1)
|
||
|
||
if [ $HOWOLDER -gt "90" ];then
|
||
echo -e " $RED $user $NORMAL"
|
||
fi
|
||
done
|
||
echo -e " Users with access key 2 older than 90 days: "
|
||
for user in $LIST_OF_USERS_WITH_ACCESS_KEY2; do
|
||
# check access key 2
|
||
DATEROTATED2=$(cat $TEMP_REPORT_FILE | grep $user| awk -F, '{ print $10 }' | grep -v "N/A" | awk -F"T" '{ print $1 }')
|
||
HOWOLDER=$(how_older_from_today $DATEROTATED2)
|
||
if [ $HOWOLDER -gt "90" ];then
|
||
echo -e " $RED $user $NORMAL"
|
||
fi
|
||
done
|
||
}
|
||
|
||
check15(){
|
||
TITLE15="$BLUE 1.5$NORMAL Ensure IAM password policy requires at least one uppercase letter (Scored)"
|
||
COMMAND15=$($AWSCLI iam get-account-password-policy --profile $PROFILE --region $REGION --query 'PasswordPolicy.RequireUppercaseCharacters') # must be true
|
||
echo -e "\n$TITLE15 "
|
||
if [ $COMMAND15 == "true" ];then
|
||
echo -e " $OK OK $NORMAL"
|
||
else
|
||
echo -e " $RED FALSE $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check16(){
|
||
TITLE16="$BLUE 1.6$NORMAL Ensure IAM password policy require at least one lowercase letter (Scored)"
|
||
COMMAND16=$($AWSCLI iam get-account-password-policy --profile $PROFILE --region $REGION --query 'PasswordPolicy.RequireLowercaseCharacters') # must be true
|
||
echo -e "\n$TITLE16 "
|
||
if [ $COMMAND16 == "true" ];then
|
||
echo -e " $OK OK $NORMAL"
|
||
else
|
||
echo -e " $RED FALSE $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check17(){
|
||
TITLE17="$BLUE 1.7$NORMAL Ensure IAM password policy require at least one symbol (Scored)"
|
||
COMMAND17=$($AWSCLI iam get-account-password-policy --profile $PROFILE --region $REGION --query 'PasswordPolicy.RequireSymbols') # must be true
|
||
echo -e "\n$TITLE17 "
|
||
if [ $COMMAND17 == "true" ];then
|
||
echo -e " $OK OK $NORMAL"
|
||
else
|
||
echo -e " $RED FALSE $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check18(){
|
||
TITLE18="$BLUE 1.8$NORMAL Ensure IAM password policy require at least one number (Scored)"
|
||
COMMAND18=$($AWSCLI iam get-account-password-policy --profile $PROFILE --region $REGION --query 'PasswordPolicy.RequireNumbers') # must be true
|
||
echo -e "\n$TITLE18 "
|
||
if [ $COMMAND18 == "true" ];then
|
||
echo -e " $OK OK $NORMAL"
|
||
else
|
||
echo -e " $RED FALSE $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check19(){
|
||
TITLE19="$BLUE 1.9$NORMAL Ensure IAM password policy requires minimum length of 14 or greater (Scored)"
|
||
COMMAND19=$($AWSCLI iam get-account-password-policy --profile $PROFILE --region $REGION --query 'PasswordPolicy.MinimumPasswordLength')
|
||
echo -e "\n$TITLE19 "
|
||
if [ $COMMAND19 -gt "13" ];then
|
||
echo -e " $OK OK $NORMAL"
|
||
else
|
||
echo -e " $RED FALSE $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check110(){
|
||
TITLE110="$BLUE 1.10$NORMAL Ensure IAM password policy prevents password reuse (Scored)"
|
||
COMMAND110=$($AWSCLI iam get-account-password-policy --profile $PROFILE --region $REGION --query 'PasswordPolicy.PasswordReusePrevention' --output text)
|
||
echo -e "\n$TITLE110 "
|
||
if [[ $COMMAND110 ]];then
|
||
if [[ $COMMAND110 -gt "23" ]];then
|
||
echo -e " $OK OK $NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! It is not set or it is set lower than 24 $NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! It is not set $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check111(){
|
||
TITLE111="$BLUE 1.11$NORMAL Ensure IAM password policy expires passwords within 90 days or less (Scored)"
|
||
COMMAND111=$($AWSCLI iam get-account-password-policy --profile $PROFILE --region $REGION | grep MaxPasswordAge | awk -F: '{ print $2 }'|sed 's/\ //g'|sed 's/,/ /g')
|
||
echo -e "\n$TITLE111 "
|
||
if [[ $COMMAND111 ]];then
|
||
if [ $COMMAND111 == "90" ];then
|
||
echo -e " $OK OK $NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED FALSE $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check112(){
|
||
TITLE112="$BLUE 1.12$NORMAL Ensure no root account access key exists (Scored)"
|
||
# ensure the access_key_1_active and access_key_2_active fields are set to FALSE.
|
||
ROOTKEY1=$(cat $TEMP_REPORT_FILE |grep root_account|awk -F, '{ print $9 }')
|
||
ROOTKEY2=$(cat $TEMP_REPORT_FILE |grep root_account|awk -F, '{ print $14 }')
|
||
echo -e "\n$TITLE112 "
|
||
if [ $ROOTKEY1 == "false" ];then
|
||
echo -e " $OK OK $NORMAL No access key 1 found "
|
||
else
|
||
echo -e " $RED Found access key 1 $NORMAL"
|
||
fi
|
||
if [ $ROOTKEY2 == "false" ];then
|
||
echo -e " $OK OK $NORMAL No access key 2 found "
|
||
else
|
||
echo -e " $RED Found access key 2 $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check113(){
|
||
TITLE113="$BLUE 1.13$NORMAL Ensure hardware MFA is enabled for the root account (Scored)"
|
||
COMMAND113=$($AWSCLI iam get-account-summary --profile $PROFILE --region $REGION |grep AccountMFAEnabled | awk -F":\ " '{ print $2 }'|sed 's/,//')
|
||
echo -e "\n$TITLE113"
|
||
if [ $COMMAND113 == "1" ]; then
|
||
echo " $OK OK $NORMAL *Virtual or HW MFA is enabled. "
|
||
else
|
||
echo " $RED WARNING! MFA is not ENABLED for root account $NORMAL"
|
||
fi
|
||
}
|
||
|
||
check114(){
|
||
TITLE114="$BLUE 1.14$NORMAL Ensure security questions are registered in the AWS account (Not Scored)"
|
||
# No command available
|
||
echo -e "\n$TITLE114"
|
||
echo -e " $NOTICE No command available for check 1.14"
|
||
echo -e " Login to the AWS Console as root, click on the Account "
|
||
echo -e " Name -> My Account -> Configure Security Challenge Questions $NORMAL"
|
||
}
|
||
|
||
check115(){
|
||
TITLE115="$BLUE 1.15$NORMAL Ensure IAM policies are attached only to groups or roles (Scored)"
|
||
echo -e "\n$TITLE115"
|
||
LIST_USERS=$($AWSCLI iam list-users --query 'Users[*].UserName' --output text --profile $PROFILE --region $REGION)
|
||
echo -e " Users with policy attached to them instead to groups: (it may take few seconds...) "
|
||
for user in $LIST_USERS;do
|
||
USER_POLICY=$($AWSCLI iam list-attached-user-policies --output text --profile $PROFILE --region $REGION --user-name $user)
|
||
if [[ $USER_POLICY ]]; then
|
||
echo -e " $RED $user $NORMAL"
|
||
fi
|
||
done
|
||
}
|
||
|
||
check21(){
|
||
TITLE21="$BLUE 2.1$NORMAL Ensure CloudTrail is enabled in all regions (Scored)"
|
||
echo -e "\n$TITLE21"
|
||
LIST_OF_TRAILS=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].Name' --output text)
|
||
if [[ $LIST_OF_TRAILS ]];then
|
||
for trail in $LIST_OF_TRAILS;do
|
||
MULTIREGION_TRAIL_STATUS=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].IsMultiRegionTrail' --output text --trail-name-list $trail)
|
||
if [[ $MULTIREGION_TRAIL_STATUS == 'False' ]];then
|
||
echo -e " $RED WARNING! $trail trail in $REGION is not enabled in multi region mode$NORMAL"
|
||
else
|
||
echo -e " $OK OK! $trail trail in $REGION is enabled for all regions$NORMAL"
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $RED WARNING! No CloudTrail trails found!$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check22(){
|
||
TITLE22="$BLUE 2.2$NORMAL Ensure CloudTrail log file validation is enabled (Scored)"
|
||
echo -e "\n$TITLE22"
|
||
LIST_OF_TRAILS=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].Name' --output text)
|
||
if [[ $LIST_OF_TRAILS ]];then
|
||
for trail in $LIST_OF_TRAILS;do
|
||
LOGFILEVALIDATION_TRAIL_STATUS=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].LogFileValidationEnabled' --output text --trail-name-list $trail)
|
||
if [[ $LOGFILEVALIDATION_TRAIL_STATUS == 'False' ]];then
|
||
echo -e " $RED WARNING! $trail trail in $REGION has not log file validation enabled$NORMAL"
|
||
else
|
||
echo -e " $OK OK! $trail trail in $REGION has log file validation enabled$NORMAL"
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $RED WARNING! No CloudTrail trails found!$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check23(){
|
||
TITLE23="$BLUE 2.3$NORMAL Ensure the S3 bucket CloudTrail logs to is not publicly accessible (Scored)"
|
||
echo -e "\n$TITLE23"
|
||
CLOUDTRAILBUCKET=$($AWSCLI cloudtrail describe-trails --query 'trailList[*].S3BucketName' --output text --profile $PROFILE --region $REGION)
|
||
if [[ $CLOUDTRAILBUCKET ]];then
|
||
for bucket in $CLOUDTRAILBUCKET;do
|
||
CLOUDTRAILBUCKET_HASALLPERMISIONS=$($AWSCLI s3api get-bucket-acl --bucket $bucket --query 'Grants[?Grantee.URI==`http://acs.amazonaws.com/groups/global/AllUsers`]' --profile $PROFILE --region $REGION --output text)
|
||
if [[ $CLOUDTRAILBUCKET_HASALLPERMISIONS ]];then
|
||
echo -e " $RED WARNING! check your $bucket CloudTrail bucket ACL and Policy!$NORMAL"
|
||
else
|
||
echo -e " $OK OK, Bucket $bucket is set correctly $NORMAL"
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $RED WARNING! No CloudTrail bucket found!$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check24(){
|
||
TITLE24="$BLUE 2.4$NORMAL Ensure CloudTrail trails are integrated with CloudWatch Logs (Scored)"
|
||
echo -e "\n$TITLE24"
|
||
LIST_OF_TRAILS=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].Name' --output text)
|
||
if [[ $LIST_OF_TRAILS ]];then
|
||
for trail in $LIST_OF_TRAILS;do
|
||
TRAIL_REGION=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*]' --output text | grep $trail | awk '{ print $3}')
|
||
LATESTDELIVERY_TIMESTAMP=$($AWSCLI cloudtrail get-trail-status --name $trail --profile $PROFILE --region $TRAIL_REGION --query 'LatestCloudWatchLogsDeliveryTime' --output text|grep -v None)
|
||
if [[ ! $LATESTDELIVERY_TIMESTAMP ]];then
|
||
echo -e " $RED $trail trail is not logging in the last 24h or not configured (it is in $TRAIL_REGION)$NORMAL"
|
||
else
|
||
LATESTDELIVERY_DATE=$(timestamp_to_date $LATESTDELIVERY_TIMESTAMP)
|
||
HOWOLDER=$(how_older_from_today $LATESTDELIVERY_DATE)
|
||
if [ $HOWOLDER -gt "1" ];then
|
||
echo -e " $RED $trail trail is not logging in the last 24h or not configured (it is in $TRAIL_REGION)$NORMAL"
|
||
else
|
||
echo -e " $OK $trail trail has been logging during the last 24h (it is in $TRAIL_REGION)$NORMAL"
|
||
fi
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $RED WARNING! No CloudTrail trails found!$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check25(){
|
||
TITLE25="$BLUE 2.5$NORMAL Ensure AWS Config is enabled in all regions (Scored)"
|
||
echo -e "\n$TITLE25"
|
||
for regx in $REGIONS; do
|
||
CHECK_AWSCONFIG_STATUS=$($AWSCLI configservice get-status --profile $PROFILE --region $regx | grep "recorder: ON")
|
||
if [[ $CHECK_AWSCONFIG_STATUS ]];then
|
||
echo -e " $OK Region $regx has AWS Config recorder: ON $NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! Region $regx has AWS Config disabled or not configured$NORMAL"
|
||
fi
|
||
done
|
||
}
|
||
|
||
check26(){
|
||
TITLE26="$BLUE 2.6$NORMAL Ensure S3 bucket access logging is enabled on the CloudTrail S3 bucket (Scored)"
|
||
echo -e "\n$TITLE26"
|
||
CLOUDTRAILBUCKET=$($AWSCLI cloudtrail describe-trails --query 'trailList[*].S3BucketName' --output text --profile $PROFILE --region $REGION)
|
||
if [[ $CLOUDTRAILBUCKET ]];then
|
||
for bucket in $CLOUDTRAILBUCKET;do
|
||
CLOUDTRAILBUCKET_LOGENABLED=$($AWSCLI s3api get-bucket-logging --bucket $bucket --profile $PROFILE --region $REGION --query 'LoggingEnabled.TargetBucket' --output text|grep -v None)
|
||
if [[ $CLOUDTRAILBUCKET_LOGENABLED ]];then
|
||
echo -e " $OK OK, it is enabled in $bucket $NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! access logging is not enabled in $bucket CloudTrail S3 bucket!$NORMAL"
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $RED WARNING! CloudTrail bucket not found!$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check27(){
|
||
TITLE27="$BLUE 2.7$NORMAL Ensure CloudTrail logs are encrypted at rest using KMS CMKs (Scored)"
|
||
echo -e "\n$TITLE27"
|
||
CLOUDTRAILNAME=$($AWSCLI cloudtrail describe-trails --query 'trailList[*].Name' --output text --profile $PROFILE --region $REGION)
|
||
if [[ $CLOUDTRAILNAME ]];then
|
||
for trail in $CLOUDTRAILNAME;do
|
||
CLOUDTRAILENC_ENABLED=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --trail $trail --query 'trailList[*].KmsKeyId' --output text)
|
||
if [[ $CLOUDTRAILENC_ENABLED ]];then
|
||
echo -e " $OK OK, KMS key found for $trail $NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! encryption is not enabled in your CloudTrail trail $trail, KMS key not found!$NORMAL"
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $RED WARNING! CloudTrail bucket doesn't exist!$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check28(){
|
||
TITLE28="$BLUE 2.8$NORMAL Ensure rotation for customer created CMKs is enabled (Scored)"
|
||
echo -e "\n$TITLE28"
|
||
for regx in $REGIONS; do
|
||
CHECK_KMS_KEYLIST=$($AWSCLI kms list-keys --profile $PROFILE --region $regx --output text --query 'Keys[*].KeyId')
|
||
if [[ $CHECK_KMS_KEYLIST ]];then
|
||
for key in $CHECK_KMS_KEYLIST; do
|
||
CHECK_KMS_KEY_ROTATION=$($AWSCLI kms get-key-rotation-status --key-id $key --profile $PROFILE --region $regx --output text)
|
||
if [[ $CHECK_KMS_KEY_ROTATION == "True" ]];then
|
||
echo -e " $OK OK $NORMAL, Key $key in Region $regx is set correctly"
|
||
else
|
||
echo -e " $RED WARNING! Key $key in Region $regx is not set to rotate or Default KMS Key In Use!!$NORMAL"
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $NOTICE Region $regx doesn't have encryption keys $NORMAL"
|
||
fi
|
||
done
|
||
}
|
||
|
||
check31(){
|
||
TITLE31="$BLUE 3.1$NORMAL Ensure a log metric filter and alarm exist for unauthorized API calls (Scored)"
|
||
echo -e "\n$TITLE31 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep AccessDenied)
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters for Access Denied enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check32(){
|
||
TITLE32="$BLUE 3.2$NORMAL Ensure a log metric filter and alarm exist for Management Console sign-in without MFA (Scored)"
|
||
echo -e "\n$TITLE32 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'userIdentity.sessionContext.attributes.mfaAuthenticated.*true')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters for sign-in Console without MFA enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check33(){
|
||
TITLE33="$BLUE 3.3$NORMAL Ensure a log metric filter and alarm exist for usage of root account (Scored)"
|
||
echo -e "\n$TITLE33 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION | awk '$1 == "METRICFILTERS" && /Root.+AwsServiceEvent/')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters for usage of root account enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check34(){
|
||
TITLE34="$BLUE 3.4$NORMAL Ensure a log metric filter and alarm exist for IAM policy changes (Scored)"
|
||
echo -e "\n$TITLE34 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'DeleteGroupPolicy.*DeleteRolePolicy.*DeleteUserPolicy.*PutGroupPolicy.*PutRolePolicy.*PutUserPolicy.*CreatePolicy.*DeletePolicy.*CreatePolicyVersion.*DeletePolicyVersion.*AttachRolePolicy.*DetachRolePolicy.*AttachUserPolicy.*DetachUserPolicy.*AttachGroupPolicy.*DetachGroupPolicy')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters for IAM policy changes enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check35(){
|
||
TITLE35="$BLUE 3.5$NORMAL Ensure a log metric filter and alarm exist for CloudTrail configuration changes (Scored)"
|
||
echo -e "\n$TITLE35 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'CreateTrail.*UpdateTrail.*DeleteTrail.*StartLogging.*StopLogging')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters for CloudTrail configuration changes enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check36(){
|
||
TITLE36="$BLUE 3.6$NORMAL Ensure a log metric filter and alarm exist for AWS Management Console authentication failures (Scored)"
|
||
echo -e "\n$TITLE36 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'ConsoleLogin.*Failed')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters for usage of root account enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check37(){
|
||
TITLE37="$BLUE 3.7$NORMAL Ensure a log metric filter and alarm exist for disabling or scheduled deletion of customer created CMKs (Scored)"
|
||
echo -e "\n$TITLE37 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'kms.amazonaws.com.*DisableKey.*ScheduleKeyDeletion')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check38(){
|
||
TITLE38="$BLUE 3.8$NORMAL Ensure a log metric filter and alarm exist for S3 bucket policy changes (Scored)"
|
||
echo -e "\n$TITLE38 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 's3.amazonaws.com.*PutBucketAcl.*PutBucketPolicy.*PutBucketCors.*PutBucketLifecycle.*PutBucketReplication.*DeleteBucketPolicy.*DeleteBucketCors.*DeleteBucketLifecycle.*DeleteBucketReplication')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check39(){
|
||
TITLE39="$BLUE 3.9$NORMAL Ensure a log metric filter and alarm exist for AWS Config configuration changes (Scored)"
|
||
echo -e "\n$TITLE39 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'config.amazonaws.com.*StopConfigurationRecorder.*DeleteDeliveryChannel.*PutDeliveryChannel.*PutConfigurationRecorder')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check310(){
|
||
TITLE310="$BLUE 3.10$NORMAL Ensure a log metric filter and alarm exist for security group changes (Scored)"
|
||
echo -e "\n$TITLE310 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'AuthorizeSecurityGroupIngress.*AuthorizeSecurityGroupEgress.*RevokeSecurityGroupIngress.*RevokeSecurityGroupEgress.*CreateSecurityGroup.*DeleteSecurityGroup')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check311(){
|
||
TITLE311="$BLUE 3.11$NORMAL Ensure a log metric filter and alarm exist for changes to Network Access Control Lists (NACL) (Scored)"
|
||
echo -e "\n$TITLE311 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'CreateNetworkAcl.*CreateNetworkAclEntry.*DeleteNetworkAcl.*DeleteNetworkAclEntry.*ReplaceNetworkAclEntry.*ReplaceNetworkAclAssociation')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check312(){
|
||
TITLE312="$BLUE 3.12$NORMAL Ensure a log metric filter and alarm exist for changes to network gateways (Scored)"
|
||
echo -e "\n$TITLE312 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'CreateCustomerGateway.*DeleteCustomerGateway.*AttachInternetGateway.*CreateInternetGateway.*DeleteInternetGateway.*DetachInternetGateway')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check313(){
|
||
TITLE313="$BLUE 3.13$NORMAL Ensure a log metric filter and alarm exist for route table changes (Scored)"
|
||
echo -e "\n$TITLE313 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'CreateRoute.*CreateRouteTable.*ReplaceRoute.*ReplaceRouteTableAssociation.*DeleteRouteTable.*DeleteRoute.*DisassociateRouteTable')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check314(){
|
||
TITLE314="$BLUE 3.14$NORMAL Ensure a log metric filter and alarm exist for VPC changes (Scored)"
|
||
echo -e "\n$TITLE314 "
|
||
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails --profile $PROFILE --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $7 }')
|
||
if [[ $CLOUDWATCH_GROUP ]];then
|
||
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $CLOUDWATCH_GROUP --profile $PROFILE --region $REGION --query 'trailList' | grep -E 'CreateVpc.*DeleteVpc.*ModifyVpcAttribute.*AcceptVpcPeeringConnection.*CreateVpcPeeringConnection.*DeleteVpcPeeringConnection.*RejectVpcPeeringConnection.*AttachClassicLinkVpc.*DetachClassicLinkVpc.*DisableVpcClassicLink.*EnableVpcClassicLink')
|
||
if [[ $METRICFILTER_SET ]];then
|
||
echo -e " $OK OK, CloudWatch group found, and metric filters enabled$NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! CloudWatch group found, but no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
else
|
||
echo -e " $RED WARNING! No CloudWatch group found, no metric filters or alarms associated$NORMAL"
|
||
fi
|
||
}
|
||
|
||
check315(){
|
||
TITLE315="$BLUE 3.15$NORMAL Ensure security contact information is registered (Scored)"
|
||
# No command available
|
||
echo -e "\n$TITLE315 "
|
||
echo -e " $NOTICE No command available for check 3.15"
|
||
echo -e " Login to the AWS Console, click on My Account "
|
||
echo -e " Go to Alternate Contacts -> make sure Security section is filled $NORMAL"
|
||
}
|
||
|
||
check316(){
|
||
TITLE316="$BLUE 3.16$NORMAL Ensure appropriate subscribers to each SNS topic (Not Scored)"
|
||
echo -e "\n$TITLE316 "
|
||
for regx in $REGIONS; do
|
||
TOPICS_LIST=$($AWSCLI sns list-topics --profile $PROFILE --region $regx --output text --query 'Topics[*].TopicArn')
|
||
if [[ $TOPICS_LIST ]];then
|
||
for topic in $TOPICS_LIST; do
|
||
CHECK_TOPIC_LIST=$($AWSCLI sns list-subscriptions-by-topic --topic-arn $topic --profile $PROFILE --region $regx --query 'Subscriptions[*].{Endpoint:Endpoint,Protocol:Protocol}' --output text)
|
||
if [[ $CHECK_TOPIC_LIST ]]; then
|
||
TOPIC_SHORT=$(echo $topic | awk -F: '{ print $7 }')
|
||
echo -e " $NOTICE Region $regx with Topic $TOPIC_SHORT: $NORMAL "
|
||
echo -e " $NOTICE - Suscription: $CHECK_TOPIC_LIST $NORMAL"
|
||
else
|
||
echo -e " $RED WARNING! No suscription found in: Region $regx and Topic $topic $NORMAL"
|
||
echo -e " $RED - Region $regx and Topic $topic $NORMAL"
|
||
fi
|
||
done
|
||
else
|
||
echo -e " $NOTICE Region $regx doesn't have topics $NORMAL"
|
||
fi
|
||
done
|
||
}
|
||
|
||
check41(){
|
||
TITLE41="$BLUE 4.1$NORMAL Ensure no security groups allow ingress from 0.0.0.0/0 to port 22 (Scored)"
|
||
echo -e "\n$TITLE41 "
|
||
for regx in $REGIONS; do
|
||
SG_LIST=$($AWSCLI ec2 describe-security-groups --filters "Name=ip-permission.to-port,Values=22" --query 'SecurityGroups[?length(IpPermissions[?ToPort==`22` && contains(IpRanges[].CidrIp, `0.0.0.0/0`)]) > `0`].{GroupName: GroupName}' --profile $PROFILE --region $regx --output text)
|
||
if [[ $SG_LIST ]];then
|
||
for SG in $SG_LIST;do
|
||
echo -e " $RED Found Security Group: $SG open to 0.0.0.0/0 in Region $regx $NORMAL "
|
||
done
|
||
else
|
||
echo -e " $OK OK, No Security Groups found in $regx with port 22 TCP open to 0.0.0.0/0 $NORMAL "
|
||
fi
|
||
done
|
||
}
|
||
|
||
check42(){
|
||
TITLE42="$BLUE 4.2$NORMAL Ensure no security groups allow ingress from 0.0.0.0/0 to port 3389 (Scored)"
|
||
echo -e "\n$TITLE42 "
|
||
for regx in $REGIONS; do
|
||
SG_LIST=$($AWSCLI ec2 describe-security-groups --filters "Name=ip-permission.to-port,Values=3389" --query 'SecurityGroups[?length(IpPermissions[?ToPort==`3389` && contains(IpRanges[].CidrIp, `0.0.0.0/0`)]) > `0`].{GroupName: GroupName}' --profile $PROFILE --region $regx --output text)
|
||
if [[ $SG_LIST ]];then
|
||
for SG in $SG_LIST;do
|
||
echo -e " $RED Found Security Group: $SG open to 0.0.0.0/0 in Region $regx $NORMAL "
|
||
done
|
||
else
|
||
echo -e " $OK OK, No Security Groups found in $regx with port 3389 TCP open to 0.0.0.0/0 $NORMAL "
|
||
fi
|
||
done
|
||
}
|
||
|
||
check43(){
|
||
TITLE43="$BLUE 4.3$NORMAL Ensure VPC Flow Logging is Enabled in all Applicable Regions (Scored)"
|
||
echo -e "\n$TITLE43 "
|
||
for regx in $REGIONS; do
|
||
CHECK_FL=$($AWSCLI ec2 describe-flow-logs --profile $PROFILE --region $regx --query 'FlowLogs[?FlowLogStatus==`ACTIVE`].LogGroupName' --output text)
|
||
if [[ $CHECK_FL ]];then
|
||
for FL in $CHECK_FL;do
|
||
echo -e " $OK OK, VPCFlowLog is enabled for LogGroupName: $FL in Region $regx $NORMAL "
|
||
done
|
||
else
|
||
echo -e " $RED WARNING! no VPCFlowLog has been found in Region $regx $NORMAL "
|
||
fi
|
||
done
|
||
}
|
||
|
||
check44(){
|
||
TITLE44="$BLUE 4.4$NORMAL Ensure the default security group restricts all traffic (Scored)"
|
||
echo -e "\n$TITLE44 "
|
||
for regx in $REGIONS; do
|
||
CHECK_SGDEFAULT=$($AWSCLI ec2 describe-security-groups --profile $PROFILE --region $regx --filters Name=group-name,Values='default' --query 'SecurityGroups[*].{IpPermissions:IpPermissions,IpPermissionsEgress:IpPermissionsEgress,GroupId:GroupId}' --output text |grep 0.0.0.0)
|
||
if [[ $CHECK_SGDEFAULT ]];then
|
||
echo -e " $RED WARNING! Default Security Groups found that allow 0.0.0.0 IN or OUT traffic in Region $regx $NORMAL "
|
||
else
|
||
echo -e " $OK OK, no Default Security Groups open to 0.0.0.0 found in Region $regx $NORMAL "
|
||
fi
|
||
done
|
||
}
|
||
|
||
singleCheck(){
|
||
if [[ $CHECKNUMBER ]];then
|
||
case "$CHECKNUMBER" in
|
||
check11) check11;cleanTemp;exit;;
|
||
check12) check12;cleanTemp;exit;;
|
||
check13) check13;cleanTemp;exit;;
|
||
check14) check14;cleanTemp;exit;;
|
||
check15) check15;cleanTemp;exit;;
|
||
check16) check16;cleanTemp;exit;;
|
||
check17) check17;cleanTemp;exit;;
|
||
check18) check18;cleanTemp;exit;;
|
||
check19) check19;cleanTemp;exit;;
|
||
check110) check110;cleanTemp;exit;;
|
||
check111) check111;cleanTemp;exit;;
|
||
check112) check112;cleanTemp;exit;;
|
||
check113) check113;cleanTemp;exit;;
|
||
check114) check114;cleanTemp;exit;;
|
||
check115) check115;cleanTemp;exit;;
|
||
check21) check21;cleanTemp;exit;;
|
||
check22) check22;cleanTemp;exit;;
|
||
check23) check23;cleanTemp;exit;;
|
||
check24) check24;cleanTemp;exit;;
|
||
check25) check25;cleanTemp;exit;;
|
||
check26) check26;cleanTemp;exit;;
|
||
check27) check27;cleanTemp;exit;;
|
||
check28) check28;cleanTemp;exit;;
|
||
check31) check31;cleanTemp;exit;;
|
||
check32) check32;cleanTemp;exit;;
|
||
check33) check33;cleanTemp;exit;;
|
||
check34) check34;cleanTemp;exit;;
|
||
check35) check35;cleanTemp;exit;;
|
||
check36) check36;cleanTemp;exit;;
|
||
check37) check37;cleanTemp;exit;;
|
||
check38) check38;cleanTemp;exit;;
|
||
check39) check39;cleanTemp;exit;;
|
||
check310) check310;cleanTemp;exit;;
|
||
check311) check311;cleanTemp;exit;;
|
||
check312) check312;cleanTemp;exit;;
|
||
check313) check313;cleanTemp;exit;;
|
||
check314) check314;cleanTemp;exit;;
|
||
check315) check315;cleanTemp;exit;;
|
||
check316) check316;cleanTemp;exit;;
|
||
check41) check41;cleanTemp;exit;;
|
||
check42) check42;cleanTemp;exit;;
|
||
check43) check43;cleanTemp;exit;;
|
||
check44) check44;cleanTemp;exit;;
|
||
* ) echo -e "\n$RED ERROR! Use a valid check name (i.e. check41) $NORMAL\n";exit;;
|
||
esac
|
||
fi
|
||
}
|
||
|
||
singleCheck
|
||
|
||
TITLE1="$BLUE 1 Identity and Access Management *********************************$NORMAL"
|
||
echo -e "\n\n$TITLE1 "
|
||
check11
|
||
check12
|
||
check13
|
||
check14
|
||
check15
|
||
check16
|
||
check17
|
||
check18
|
||
check19
|
||
check110
|
||
check111
|
||
check112
|
||
check113
|
||
check114
|
||
check115
|
||
|
||
TITLE2="$BLUE 2 Logging ********************************************************$NORMAL"
|
||
echo -e "\n\n$TITLE2 "
|
||
check21
|
||
check22
|
||
check23
|
||
check24
|
||
check25
|
||
check26
|
||
check27
|
||
check28
|
||
|
||
TITLE3="$BLUE 3 Monitoring *****************************************************"
|
||
echo -e "\n\n$TITLE3 "
|
||
# 3 Monitoring check commands / Mostly covered by SecurityMonkey
|
||
check31
|
||
check32
|
||
check33
|
||
check34
|
||
check35
|
||
check36
|
||
check37
|
||
check38
|
||
check39
|
||
check310
|
||
check311
|
||
check312
|
||
check313
|
||
check314
|
||
check315
|
||
check316
|
||
|
||
TITLE4="$BLUE 4 Networking **************************************************$NORMAL"
|
||
echo -e "\n\n$TITLE4 "
|
||
check41
|
||
check42
|
||
check43
|
||
check44
|
||
|
||
# Report review note:
|
||
echo -e "\n$BLUE - For more information and reference:$NORMAL"
|
||
echo -e " $NOTICE https://d0.awsstatic.com/whitepapers/compliance/AWS_CIS_Foundations_Benchmark.pdf$NORMAL"
|
||
|
||
cleanTemp
|