mirror of
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.
70 lines
3.4 KiB
Bash
70 lines
3.4 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_extra725="7.25"
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CHECK_TITLE_extra725="[extra725] Check if S3 buckets have Object-level logging enabled in CloudTrail (Not Scored) (Not part of CIS benchmark)"
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CHECK_SCORED_extra725="NOT_SCORED"
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CHECK_TYPE_extra725="EXTRA"
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CHECK_SEVERITY_extra725="Medium"
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CHECK_ASFF_RESOURCE_TYPE_extra725="AwsS3Bucket"
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CHECK_ALTERNATE_check725="extra725"
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CHECK_SERVICENAME_extra725="s3"
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CHECK_RISK_extra725='If logs are not enabled; monitoring of service use and threat analysis is not possible.'
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CHECK_REMEDIATION_extra725='Enable logs. Create an S3 lifecycle policy. Define use cases; metrics and automated responses where applicable.'
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CHECK_DOC_extra725='https://docs.aws.amazon.com/AmazonS3/latest/userguide/enable-cloudtrail-logging-for-s3.html'
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CHECK_CAF_EPIC_extra725='Logging and Monitoring'
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# per Object-level logging is not configured at Bucket level but at CloudTrail trail level
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extra725(){
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# "Check if S3 buckets have Object-level logging enabled in CloudTrail (Not Scored) (Not part of CIS benchmark)"
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textInfo "Looking for S3 Buckets Object-level logging information in all trails... "
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LIST_OF_BUCKETS=$($AWSCLI s3api list-buckets $PROFILE_OPT --region $REGION --query 'Buckets[*].{Name:Name}' --output text 2>&1)
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if [[ $(echo "$LIST_OF_BUCKETS" | grep AccessDenied) ]]; then
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textFail "Access Denied trying to list buckets"
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return
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fi
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LIST_OF_TRAILS=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $REGION --query 'trailList[].TrailARN' --output text 2>&1)
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if [[ $(echo "$LIST_OF_TRAILS" | grep AccessDenied) ]]; then
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textFail "Access Denied trying to describe trails"
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return
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fi
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if [[ $LIST_OF_BUCKETS ]]; then
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for bucketName in $LIST_OF_BUCKETS; do
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if [[ $LIST_OF_TRAILS ]]; then
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BUCKET_ENABLED_TRAILS=()
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for trail in $LIST_OF_TRAILS; do
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BUCKET_ENABLED_IN_TRAIL=$($AWSCLI cloudtrail get-event-selectors --region $REGION $PROFILE_OPT --trail-name $trail --query "EventSelectors[*].DataResources[?Type == \`AWS::S3::Object\`].Values" --output text |xargs -n1| grep -E "^arn:${AWS_PARTITION}:s3:::$bucketName/\S*$|^arn:${AWS_PARTITION}:s3$|^arn:${AWS_PARTITION}:s3:::$")
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if [[ $BUCKET_ENABLED_IN_TRAIL ]]; then
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BUCKET_ENABLED_TRAILS+=($trail)
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fi
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done
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if [[ ${#BUCKET_ENABLED_TRAILS[@]} -gt 0 ]]; then
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for trail in "${BUCKET_ENABLED_TRAILS[@]}"; do
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textPass "$regx: S3 bucket $bucketName has Object-level logging enabled in trail $trail" "$regx" "$bucketName"
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done
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else
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textFail "$regx: S3 bucket $bucketName has Object-level logging disabled" "$regx" "$bucketName"
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fi
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else
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textFail "$regx: S3 bucket $bucketName is not being recorded no CloudTrail found!" "$regx" "$bucketName"
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fi
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done
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else
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textInfo "$regx: No S3 buckets found" "$regx"
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fi
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}
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