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56 lines
2.4 KiB
Bash
56 lines
2.4 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_check24="2.4"
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CHECK_TITLE_check24="[check24] Ensure CloudTrail trails are integrated with CloudWatch Logs (Scored)"
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CHECK_SCORED_check24="SCORED"
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CHECK_TYPE_check24="LEVEL1"
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CHECK_SEVERITY_check24="Low"
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CHECK_ASFF_TYPE_check24="Software and Configuration Checks/Industry and Regulatory Standards/CIS AWS Foundations Benchmark"
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CHECK_ASFF_RESOURCE_TYPE_check24="AwsCloudTrailTrail"
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CHECK_ALTERNATE_check204="check24"
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CHECK_ASFF_COMPLIANCE_TYPE_check24="ens-op.exp.8.aws.cw.1"
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CHECK_SERVICENAME_check24="cloudtrail"
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check24(){
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trail_count=0
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# "Ensure CloudTrail trails are integrated with CloudWatch Logs (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 | tr " " ',')
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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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LATESTDELIVERY_TIMESTAMP=$($AWSCLI cloudtrail get-trail-status --name $trail $PROFILE_OPT --region $TRAIL_REGION --query 'LatestCloudWatchLogsDeliveryTime' --output text|grep -v None)
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if [[ ! $LATESTDELIVERY_TIMESTAMP ]];then
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textFail "$trail trail is not logging in the last 24h or not configured (it is in $TRAIL_REGION)"
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else
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LATESTDELIVERY_DATE=$(timestamp_to_date $LATESTDELIVERY_TIMESTAMP)
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HOWOLDER=$(how_older_from_today $LATESTDELIVERY_DATE)
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if [ $HOWOLDER -gt "1" ];then
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textFail "$trail trail is not logging in the last 24h or not configured (it is in $TRAIL_REGION)"
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else
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textPass "$trail trail has been logging during the last 24h (it is in $TRAIL_REGION)"
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fi
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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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