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https://github.com/ghndrx/prowler.git
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58 lines
2.8 KiB
Bash
58 lines
2.8 KiB
Bash
#!/usr/bin/env bash
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# Prowler - the handy cloud security tool (c) by Toni de la Fuente
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#
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# This Prowler check is licensed under a
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# Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
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#
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# You should have received a copy of the license along with this
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# work. If not, see <http://creativecommons.org/licenses/by-nc-sa/4.0/>.
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CHECK_ID_check21="2.1"
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CHECK_TITLE_check21="[check21] Ensure CloudTrail is enabled in all regions (Scored)"
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CHECK_SCORED_check21="SCORED"
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CHECK_TYPE_check21="LEVEL1"
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CHECK_SEVERITY_check21="High"
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CHECK_ASFF_TYPE_check21="Software and Configuration Checks/Industry and Regulatory Standards/CIS AWS Foundations Benchmark"
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CHECK_ASFF_RESOURCE_TYPE_check21="AwsCloudTrailTrail"
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CHECK_ALTERNATE_check201="check21"
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CHECK_ASFF_COMPLIANCE_TYPE_check21="ens-op.acc.7.aws.iam.1 ens-op.mon.1.aws.trail.1"
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CHECK_SERVICENAME_check21="cloudtrail"
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CHECK_RISK_check21='AWS CloudTrail is a web service that records AWS API calls for your account and delivers log files to you. The recorded information includes the identity of the API caller; the time of the API call; the source IP address of the API caller; the request parameters; and the response elements returned by the AWS service.'
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CHECK_REMEDIATION_check21='Ensure Logging is set to ON on all regions (even if they are not being used at the moment.'
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CHECK_DOC_check21='https://docs.aws.amazon.com/awscloudtrail/latest/userguide/cloudtrailconcepts.html#cloudtrail-concepts-management-events'
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CHECK_CAF_EPIC_check21='Logging and Monitoring'
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check21(){
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trail_count=0
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# "Ensure CloudTrail is enabled in all regions (Scored)"
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for regx in $REGIONS; do
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TRAILS_AND_REGIONS=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $regx --query 'trailList[*].{Name:TrailARN, HomeRegion:HomeRegion}' --output text 2>&1 | tr " " ',')
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if [[ $(echo "$TRAILS_AND_REGIONS" | grep AccessDenied) ]]; then
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textFail "Access Denied trying to describe trails in $regx"
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continue
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fi
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if [[ $TRAILS_AND_REGIONS ]]; then
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for reg_trail in $TRAILS_AND_REGIONS; do
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TRAIL_REGION=$(echo $reg_trail | cut -d',' -f1)
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if [ $TRAIL_REGION != $regx ]; then # Only report trails once in home region
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continue
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fi
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trail=$(echo $reg_trail | cut -d',' -f2)
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trail_count=$((trail_count + 1))
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MULTIREGION_TRAIL_STATUS=$($AWSCLI cloudtrail describe-trails $PROFILE_OPT --region $TRAIL_REGION --query 'trailList[*].IsMultiRegionTrail' --output text --trail-name-list $trail)
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if [[ "$MULTIREGION_TRAIL_STATUS" == 'False' ]];then
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textFail "Trail $trail in $regx is not enabled for all regions"
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else
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textPass "Trail $trail in $regx is enabled for all regions"
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fi
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done
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fi
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done
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if [[ $trail_count == 0 ]]; then
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textFail "No CloudTrail trails were found in the account"
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fi
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}
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