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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_extra7101="7.101"
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CHECK_TITLE_extra7101="[extra7101] Check if Amazon Elasticsearch Service (ES) domains have audit logging enabled"
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CHECK_SCORED_extra7101="NOT_SCORED"
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CHECK_CIS_LEVEL_extra7101="EXTRA"
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CHECK_SEVERITY_extra7101="Low"
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CHECK_ASFF_RESOURCE_TYPE_extra7101="AwsElasticsearchDomain"
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CHECK_ALTERNATE_check7101="extra7101"
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CHECK_SERVICENAME_extra7101="es"
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CHECK_RISK_extra7101='If logs are not enabled; monitoring of service use and threat analysis is not possible.'
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CHECK_REMEDIATION_extra7101='Make sure you are logging information about Amazon Elasticsearch Service operations.'
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CHECK_DOC_extra7101='https://docs.aws.amazon.com/elasticsearch-service/latest/developerguide/audit-logs.html'
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CHECK_CAF_EPIC_extra7101='Logging and Monitoring'
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extra7101(){
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for regx in ${REGIONS}; do
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LIST_OF_DOMAINS=$("${AWSCLI}" es list-domain-names ${PROFILE_OPT} --region "${regx}" --query 'DomainNames[].DomainName' --output text 2>&1)
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if [[ $(echo "${LIST_OF_DOMAINS}" | grep -E 'AccessDenied|UnauthorizedOperation|AuthorizationError') ]]; then
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textInfo "${regx}: Access Denied trying to list domain names" "${regx}"
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continue
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fi
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if [[ "${LIST_OF_DOMAINS}" ]]; then
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for domain in ${LIST_OF_DOMAINS}; do
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AUDIT_LOGS_ENABLED=$("${AWSCLI}" es describe-elasticsearch-domain-config --domain-name "${domain}" ${PROFILE_OPT} --region "${regx}" --query 'DomainConfig.LogPublishingOptions.Options.AUDIT_LOGS.Enabled' --output text 2>&1)
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if [[ $(echo "${AUDIT_LOGS_ENABLED}" | grep -E 'AccessDenied|UnauthorizedOperation|AuthorizationError') ]]; then
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textInfo "${regx}: Access Denied trying to get ES domain config for ${domain}" "${regx}"
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continue
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fi
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if [[ $(tr '[:upper:]' '[:lower:]' <<< "${AUDIT_LOGS_ENABLED}") == "true" ]]; then
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textPass "${regx}: Amazon ES domain ${domain} AUDIT_LOGS enabled" "${regx}" "${domain}"
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else
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textFail "${regx}: Amazon ES domain ${domain} AUDIT_LOGS disabled!" "${regx}" "${domain}"
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fi
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done
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else
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textInfo "${regx}: No Amazon ES domain found" "${regx}"
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fi
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done
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}
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