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48 lines
2.4 KiB
Bash
48 lines
2.4 KiB
Bash
#!/usr/bin/env bash
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# Prowler - the handy cloud security tool (copyright 2019) 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_extra746="7.46"
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CHECK_TITLE_extra746="[extra746] Check if API Gateway has configured authorizers"
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CHECK_SCORED_extra746="NOT_SCORED"
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CHECK_CIS_LEVEL_extra746="EXTRA"
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CHECK_SEVERITY_extra746="Medium"
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CHECK_ASFF_RESOURCE_TYPE_extra746="AwsApiGatewayRestApi"
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CHECK_ALTERNATE_check746="extra746"
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CHECK_SERVICENAME_extra746="apigateway"
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CHECK_RISK_extra746='If no authorizer is enabled anyone can use the service.'
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CHECK_REMEDIATION_extra746='Implement Amazon Cognito or a Lambda function to control access to your API.'
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CHECK_DOC_extra746='https://docs.aws.amazon.com/apigateway/latest/developerguide/apigateway-use-lambda-authorizer.html'
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CHECK_CAF_EPIC_extra746='IAM'
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extra746(){
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for regx in $REGIONS; do
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LIST_OF_REST_APIS=$($AWSCLI $PROFILE_OPT --region $regx apigateway get-rest-apis --query 'items[*].id' --output text 2>&1)
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if [[ $(echo "$LIST_OF_REST_APIS" | grep -E 'AccessDenied|UnauthorizedOperation|AuthorizationError') ]]; then
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textInfo "$regx: Access Denied trying to get rest APIs" "$regx"
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continue
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fi
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if [[ $LIST_OF_REST_APIS ]];then
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for api in $LIST_OF_REST_APIS; do
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API_GW_NAME=$($AWSCLI apigateway get-rest-apis $PROFILE_OPT --region $regx --query "items[?id==\`$api\`].name" --output text)
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AUTHORIZER_CONFIGURED=$($AWSCLI $PROFILE_OPT --region $regx apigateway get-authorizers --rest-api-id $api --query items[*].type --output text)
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if [[ $AUTHORIZER_CONFIGURED ]]; then
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textPass "$regx: API Gateway $API_GW_NAME ID $api has authorizer configured" "$regx" "$API_GW_NAME"
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else
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textFail "$regx: API Gateway $API_GW_NAME ID $api has not authorizer configured" "$regx" "$API_GW_NAME"
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fi
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done
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else
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textInfo "$regx: No API Gateways found" "$regx"
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fi
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done
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}
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