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46 lines
2.4 KiB
Bash
46 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_extra72="7.2"
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CHECK_TITLE_extra72="[extra72] Ensure there are no EBS Snapshots set as Public"
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CHECK_SCORED_extra72="NOT_SCORED"
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CHECK_CIS_LEVEL_extra72="EXTRA"
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CHECK_SEVERITY_extra72="Critical"
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CHECK_ASFF_RESOURCE_TYPE_extra72="AwsEc2Snapshot"
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CHECK_ALTERNATE_extra702="extra72"
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CHECK_ALTERNATE_check72="extra72"
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CHECK_ALTERNATE_check702="extra72"
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CHECK_SERVICENAME_extra72="ec2"
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CHECK_RISK_extra72='When you share a snapshot; you are giving others access to all of the data on the snapshot. Share snapshots only with people with whom you want to share all of your snapshot data.'
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CHECK_REMEDIATION_extra72='Ensure the snapshot should be shared.'
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CHECK_DOC_extra72='https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-modifying-snapshot-permissions.html'
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CHECK_CAF_EPIC_extra72='Data Protection'
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extra72(){
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# "Ensure there are no EBS Snapshots set as Public "
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for regx in $REGIONS; do
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LIST_OF_EBS_SNAPSHOTS=$($AWSCLI ec2 describe-snapshots $PROFILE_OPT --region $regx --owner-ids $ACCOUNT_NUM --output text --query 'Snapshots[*].{ID:SnapshotId}' --max-items $MAXITEMS 2>&1 | grep -v None )
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if [[ $(echo "$LIST_OF_EBS_SNAPSHOTS" | grep -E 'AccessDenied|UnauthorizedOperation') ]]; then
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textInfo "$regx: Access Denied trying to describe snapshot" "$regx"
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continue
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fi
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for snapshot in $LIST_OF_EBS_SNAPSHOTS; do
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SNAPSHOT_IS_PUBLIC=$($AWSCLI ec2 describe-snapshot-attribute $PROFILE_OPT --region $regx --output text --snapshot-id $snapshot --attribute createVolumePermission --query "CreateVolumePermissions[?Group=='all']")
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if [[ $SNAPSHOT_IS_PUBLIC ]];then
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textFail "$regx: $snapshot is currently Public!" "$regx" "$snapshot"
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else
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textPass "$regx: $snapshot is not Public" "$regx" "$snapshot"
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fi
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done
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done
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}
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