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https://github.com/ghndrx/prowler.git
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52 lines
2.7 KiB
Bash
52 lines
2.7 KiB
Bash
#!/usr/bin/env bash
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# Prowler - the handy cloud security tool (copyright 2018) by Toni de la Fuente
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy
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# of the License at http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software distributed
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# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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# CONDITIONS OF ANY KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations under the License.
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CHECK_ID_extra7129="7.129"
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CHECK_TITLE_extra7129="[extra7129] Check if Application Load Balancer has a WAF ACL attached"
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CHECK_SCORED_extra7129="NOT_SCORED"
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CHECK_TYPE_extra7129="EXTRA"
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CHECK_SEVERITY_extra7129="Medium"
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CHECK_ASFF_RESOURCE_TYPE_extra7129="AwsElasticLoadBalancingV2LoadBalancer"
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CHECK_ALTERNATE_check7129="extra7129"
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CHECK_ASFF_COMPLIANCE_TYPE_extra7129="ens-mp.s.2.aws.waf.3"
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extra7129(){
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for regx in $REGIONS; do
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LIST_OF_ELBSV2=$($AWSCLI elbv2 describe-load-balancers $PROFILE_OPT --region $regx --query 'LoadBalancers[?Scheme == `internet-facing` && Type == `application`].[LoadBalancerName]' --output text)
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LIST_OF_WAFV2_WEBACL_ARN=$($AWSCLI wafv2 list-web-acls $PROFILE_OPT --region=$regx --scope=REGIONAL --query WebACLs[*].ARN --output text)
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if [[ $LIST_OF_ELBSV2 ]]; then
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for alb in $LIST_OF_ELBSV2; do
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if [[ $LIST_OF_WAFV2_WEBACL_ARN ]]; then
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WAF_PROTECTED_ALBS=()
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for wafaclarn in $LIST_OF_WAFV2_WEBACL_ARN; do
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ALB_RESOURCES_IN_WEBACL=$($AWSCLI wafv2 list-resources-for-web-acl $PROFILE_OPT --web-acl-arn $wafaclarn --region=$regx --resource-type APPLICATION_LOAD_BALANCER --query ResourceArns --output text | xargs -n1 | awk -F'/' '{ print $3 }'| grep $alb)
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if [[ $ALB_RESOURCES_IN_WEBACL ]]; then
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WAF_PROTECTED_ALBS+=($wafaclarn)
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fi
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done
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if [[ ${#WAF_PROTECTED_ALBS[@]} -gt 0 ]]; then
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for wafaclarn in "${WAF_PROTECTED_ALBS[@]}"; do
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WAFV2_WEBACL_ARN_SHORT=$(echo $wafaclarn | awk -F'/' '{ print $3 }')
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textPass "$regx: Application Load Balancer $alb is protected by WAFv2 ACL $WAFV2_WEBACL_ARN_SHORT" "$regx"
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done
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else
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textFail "$regx: Application Load Balancer $alb is not protected by WAFv2 ACL" "$regx"
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fi
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else
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textFail "$regx: Application Load Balancer $alb is not protected no WAFv2 ACL found" "$regx"
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fi
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done
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else
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textInfo "$regx: No Application Load Balancers found" "$regx"
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fi
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done
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} |