Files
prowler/checks/check35
Toni de la Fuente a2806ad86b populated checks
2018-03-23 10:05:20 -04:00

31 lines
1.8 KiB
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CHECK_ID_check35=""
CHECK_TITLE_check35=""
CHECK_SCORED_check35=""
CHECK_TYPE_check35=""
CHECK_ALTERNATE_check35="check35"
check35(){
# "Ensure a log metric filter and alarm exist for CloudTrail configuration changes (Scored)"
textTitle "$ID35" "$TITLE35" "SCORED" "LEVEL1"
CLOUDWATCH_GROUP=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | tr ' ' '
' | awk -F: '{ print $7 }')
if [[ $CLOUDWATCH_GROUP ]];then
for group in $CLOUDWATCH_GROUP; do
CLOUDWATCH_LOGGROUP_REGION=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $REGION --query 'trailList[*].CloudWatchLogsLogGroupArn' --output text | awk -F: '{ print $4 }')
METRICFILTER_SET=$($AWSCLI logs describe-metric-filters --log-group-name $group $PROFILE_OPT --region $CLOUDWATCH_LOGGROUP_REGION --query 'metricFilters' | grep -E 'CreateTrail.*UpdateTrail.*DeleteTrail.*StartLogging.*StopLogging')
if [[ $METRICFILTER_SET ]];then
HAS_ALARM_ASSOCIATED=$($AWSCLI cloudwatch describe-alarms $PROFILE_OPT --region $CLOUDWATCH_LOGGROUP_REGION --query 'MetricAlarms[].MetricName' --output text | awk 'BEGIN {IGNORECASE=1}; /TrailChange/ || /Trails/ || /CreateTrail/ || /UpdateTrail/ || /DeleteTrail/ || /StartLogging/ || /StopLogging/;')
if [[ $HAS_ALARM_ASSOCIATED ]];then
textOK "CloudWatch group $group found with metric filters and alarms for CloudTrail configuration changes"
else
textWarn "CloudWatch group $group found with metric filters but no alarms associated"
fi
else
textWarn "CloudWatch group $group found but no metric filters or alarms associated"
fi
done
else
textWarn "No CloudWatch group found for CloudTrail events"
fi
}