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https://github.com/ghndrx/prowler.git
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4961498562
Added a third parameter to checks textFail and textPass to identify resource name in finding.
45 lines
2.4 KiB
Bash
45 lines
2.4 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_extra736="7.36"
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CHECK_TITLE_extra736="[extra736] Check exposed KMS keys (Not Scored) (Not part of CIS benchmark)"
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CHECK_SCORED_extra736="NOT_SCORED"
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CHECK_TYPE_extra736="EXTRA"
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CHECK_SEVERITY_extra736="Critical"
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CHECK_ASFF_RESOURCE_TYPE_extra736="AwsKmsKey"
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CHECK_ALTERNATE_check736="extra736"
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CHECK_ASFF_COMPLIANCE_TYPE_extra736="ens-op.exp.11.aws.kms.2"
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CHECK_SERVICENAME_extra736="kms"
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CHECK_RISK_extra736='Exposed KMS Keys or wide policy permissions my leave data unprotected.'
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CHECK_REMEDIATION_extra736='To determine the full extent of who or what currently has access to a customer master key (CMK) in AWS KMS; you must examine the CMK key policy; all grants that apply to the CMK; and potentially all AWS Identity and Access Management (IAM) policies. You might do this to determine the scope of potential usage of a CMK.'
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CHECK_DOC_extra736='https://docs.aws.amazon.com/kms/latest/developerguide/determining-access.html'
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CHECK_CAF_EPIC_extra736='Data Protection'
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extra736(){
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textInfo "Looking for KMS keys in all regions... "
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for regx in $REGIONS; do
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LIST_OF_CUSTOMER_KMS_KEYS=$($AWSCLI kms list-aliases $PROFILE_OPT --region $regx --query "Aliases[].[AliasName,TargetKeyId]" --output text |grep -v ^alias/aws/ |awk '{ print $2 }')
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if [[ $LIST_OF_CUSTOMER_KMS_KEYS ]];then
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for key in $LIST_OF_CUSTOMER_KMS_KEYS; do
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CHECK_POLICY=$($AWSCLI kms get-key-policy --key-id $key --policy-name default $PROFILE_OPT --region $regx --output text|awk '/Principal/{n=NR+1} n>=NR' |grep AWS\"\ :\ \"\\*\"$)
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if [[ $CHECK_POLICY ]]; then
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textFail "$regx: KMS key $key may be publicly accessible!" "$regx" "$key"
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else
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textPass "$regx: KMS key $key is not exposed to Public" "$regx" "$key"
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fi
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done
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else
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textInfo "$regx: No KMS keys found" "$regx"
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fi
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done
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}
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