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prowler/checks/check_extra7125
2021-11-11 13:40:40 +01:00

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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.
CHECK_ID_extra7125="7.125"
CHECK_TITLE_extra7125="[extra7125] Check if IAM users have Hardware MFA enabled."
CHECK_SCORED_extra7125="NOT_SCORED"
CHECK_CIS_LEVEL_extra7125="EXTRA"
CHECK_SEVERITY_extra7125="Medium"
CHECK_ASFF_RESOURCE_TYPE_extra7125="AwsIamUser"
CHECK_ALTERNATE_check7125="extra7125"
CHECK_ASFF_COMPLIANCE_TYPE_extra7125="ens-op.acc.5.aws.iam.2"
CHECK_SERVICENAME_extra7125="iam"
CHECK_RISK_extra7125='Hardware MFA is preferred over virtual MFA.'
CHECK_REMEDIATION_extra7125='Enable hardware MFA device for an IAM user from the AWS Management Console; the command line; or the IAM API.'
CHECK_DOC_extra7125='https://docs.aws.amazon.com/IAM/latest/UserGuide/id_credentials_mfa_enable_physical.html'
CHECK_CAF_EPIC_extra7125='IAM'
extra7125(){
LIST_USERS=$($AWSCLI iam list-users --query 'Users[*].UserName' --output text $PROFILE_OPT --region $REGION)
if [[ $LIST_USERS ]]; then
# textFail "Users with access key 1 older than 90 days:"
for user in $LIST_USERS; do
# Would be virtual if sms-mfa or mfa, hardware is u2f or different.
MFA_TYPE=$($AWSCLI iam list-mfa-devices --user-name $user $PROFILE_OPT --region $REGION --query MFADevices[].SerialNumber --output text | awk -F':' '{ print $6 }'| awk -F'/' '{ print $1 }')
if [[ $MFA_TYPE == "mfa" || $MFA_TYPE == "sms-mfa" ]]; then
textInfo "User $user has virtual MFA enabled"
elif [[ $MFA_TYPE == "" ]]; then
textFail "User $user has not hardware MFA enabled" "$REGION" "$user"
else
textPass "User $user has hardware MFA enabled" "$REGION" "$user"
fi
done
else
textPass "No users found"
fi
}