Files
prowler/checks/check_extra730
Geoff 4961498562 Added parameter to report resource name
Added a third parameter to checks textFail and textPass to identify resource name in finding.
2021-06-16 22:25:44 -05:00

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#!/usr/bin/env bash
# Prowler - the handy cloud security tool (copyright 2018) by Toni de la Fuente
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy
# of the License at http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software distributed
# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
# CONDITIONS OF ANY KIND, either express or implied. See the License for the
# specific language governing permissions and limitations under the License.
DAYS_TO_EXPIRE_THRESHOLD="7"
CHECK_ID_extra730="7.30"
CHECK_TITLE_extra730="[extra730] Check if ACM Certificates are about to expire in $DAYS_TO_EXPIRE_THRESHOLD days or less (Not Scored) (Not part of CIS benchmark)"
CHECK_SCORED_extra730="NOT_SCORED"
CHECK_TYPE_extra730="EXTRA"
CHECK_SEVERITY_extra730="High"
CHECK_ASFF_RESOURCE_TYPE_extra730="AwsCertificateManagerCertificate"
CHECK_ALTERNATE_check730="extra730"
CHECK_SERVICENAME_extra730="acm"
CHECK_RISK_extra730='Expired certificates can impact service availability.'
CHECK_REMEDIATION_extra730='Monitor certificate expiration and take automated action to renew; replace or remove. Having shorter TTL for any security artifact is a general recommendation; but requires additional automation in place. If not longer required delete certificate. Use AWS config using the managed rule: acm-certificate-expiration-check.'
CHECK_DOC_extra730='https://docs.aws.amazon.com/config/latest/developerguide/acm-certificate-expiration-check.html'
CHECK_CAF_EPIC_extra730='Data Protection'
extra730(){
# "Check if ACM Certificates are about to expire in $DAYS_TO_EXPIRE_THRESHOLD days or less"
for regx in $REGIONS; do
LIST_OF_ACM_CERTS=$($AWSCLI acm list-certificates $PROFILE_OPT --region $regx --query 'CertificateSummaryList[].CertificateArn' --output text)
if [[ $LIST_OF_ACM_CERTS ]];then
for cert in $LIST_OF_ACM_CERTS; do
CERT_DATA=$($AWSCLI acm describe-certificate $PROFILE_OPT --region $regx --certificate-arn $cert --query 'Certificate.[DomainName,NotAfter]' --output text)
echo "$CERT_DATA" | while read FQDN NOTAFTER; do
EXPIRES_DATE=$(timestamp_to_date $NOTAFTER)
COUNTER_DAYS=$(how_many_days_from_today $EXPIRES_DATE)
if [[ $COUNTER_DAYS -le $DAYS_TO_EXPIRE_THRESHOLD ]]; then
textFail "$regx: Certificate for $FQDN is about to expire in $COUNTER_DAYS days!" "$regx" "$FQDN"
else
textPass "$regx: Certificate for $FQDN expires in $COUNTER_DAYS days" "$regx" "$FQDN"
fi
done
done
else
textInfo "$regx: No certificates found" "$regx"
fi
done
}