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prowler/checks/check29
2020-09-03 08:04:13 +02:00

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#!/usr/bin/env bash
# Prowler - the handy cloud security tool (c) by Toni de la Fuente
#
# This Prowler check is licensed under a
# Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
#
# You should have received a copy of the license along with this
# work. If not, see <http://creativecommons.org/licenses/by-nc-sa/4.0/>.
CHECK_ID_check29="2.9"
CHECK_TITLE_check29="[check29] Ensure VPC Flow Logging is Enabled in all VPCs (Scored)"
CHECK_SCORED_check29="SCORED"
CHECK_TYPE_check29="LEVEL2"
CHECK_SEVERITY_check29="Medium"
CHECK_ASFF_TYPE_check29="Software and Configuration Checks/Industry and Regulatory Standards/CIS AWS Foundations Benchmark"
CHECK_ASFF_RESOURCE_TYPE_check29="AwsEc2Vpc"
CHECK_ALTERNATE_check209="check29"
check29(){
# "Ensure VPC Flow Logging is Enabled in all VPCs (Scored)"
for regx in $REGIONS; do
AVAILABLE_VPC=$($AWSCLI ec2 describe-vpcs $PROFILE_OPT --region $regx --query 'Vpcs[?State==`available`].VpcId' --output text)
for vpcx in $AVAILABLE_VPC; do
CHECK_FL=$($AWSCLI ec2 describe-flow-logs $PROFILE_OPT --region $regx --filter Name="resource-id",Values="${vpcx}" --query 'FlowLogs[?FlowLogStatus==`ACTIVE`].FlowLogId' --output text)
if [[ $CHECK_FL ]];then
for FL in $CHECK_FL;do
textPass "VPC $vpcx: VPCFlowLog is enabled for LogGroupName: $FL in Region $regx" "$regx"
done
else
textFail "VPC $vpcx: No VPCFlowLog has been found in Region $regx" "$regx"
fi
done
done
}