From e1e57db93e0980cb5d8d45f74486d6ed10b0b2af Mon Sep 17 00:00:00 2001
From: Joel Maisenhelder <maisenhe@gmail.com>
Date: Wed, 1 Dec 2021 19:44:34 -0600
Subject: [PATCH] New check 7164 Check if Cloudwatch log groups are protected
 by AWS KMS@maisenhe

---
 checks/check_extra7164 | 57 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 checks/check_extra7164

diff --git a/checks/check_extra7164 b/checks/check_extra7164
new file mode 100644
index 0000000000..0fe7ed33f2
--- /dev/null
+++ b/checks/check_extra7164
@@ -0,0 +1,57 @@
+#!/usr/bin/env bash
+
+# Prowler - the handy cloud security tool (copyright 2019) 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.
+
+# Remediation:
+#
+#   https://docs.aws.amazon.com/cli/latest/reference/logs/associate-kms-key.html
+#       associate-kms-key
+#       --log-group-name <value>
+#       --kms-key-id <value>
+#       [--cli-input-json <value>]
+#       [--generate-cli-skeleton <value>]  
+
+CHECK_ID_extra7164="7.164"
+CHECK_TITLE_extra7164="[extra7164] Check if CloudWatch log groups are protected by AWS KMS "
+CHECK_SCORED_extra7164="NOT_SCORED"
+CHECK_TYPE_extra7164="EXTRA"
+CHECK_SEVERITY_extra7164="Medium"
+CHECK_ASFF_RESOURCE_TYPE_extra7164="Logs"
+CHECK_ALTERNATE_extra7164="extra7164"
+CHECK_SERVICENAME_extra7164="logs"
+CHECK_RISK_extra7164=""
+CHECK_REMEDITATION_extra7164="Associate KMS Key with Cloudwatch log group."
+CHECK_DOC_extra7164="https://docs.aws.amazon.com/cli/latest/reference/logs/associate-kms-key.html"
+CHECK_CAF_EPIC_extra7164="Data Protection"
+
+extra7164(){
+    # "Check if Cloudwatch log groups are associated with AWS KMS"
+    for regx in $REGIONS; do
+      LIST_OF_LOGGROUPS=$($AWSCLI logs describe-log-groups $PROFILE_OPT --region $regx --output json | jq '.logGroups[]')
+      if [[ $LIST_OF_LOGGROUPS ]]; then
+        LIST_OF_LOGGROUPS_WITHOUT_KMS=$(echo "${LIST_OF_LOGGROUPS}" |  jq '. | select( has("kmsKeyId") == false )' | jq -r '.logGroupName')
+        LIST_OF_LOGGROUPS_WITH_KMS=$(echo "${LIST_OF_LOGGROUPS}" |  jq '. | select( has("kmsKeyId") == true )' | jq -r '.logGroupName')
+      if [[ $LIST_OF_LOGGROUPS_WITHOUT_KMS ]]; then
+        for loggroup in $LIST_OF_LOGGROUPS_WITHOUT_KMS; do
+          textFail "$regx: ${loggroup} does not have AWS KMS keys associated." "$regx" "${loggroup}"
+        done
+      fi
+      if [[ $LIST_OF_LOGGROUPS_WITH_KMS ]]; then
+        for loggroup in $LIST_OF_LOGGROUPS_WITH_KMS; do
+          textPass "$regx: ${loggroup} does have AWS KMS keys associated." "$regx" "${loggroup}"
+        done
+      fi
+    else
+      textPass "$regx: No Cloudwatch log groups found." "$regx"
+      fi
+    done
+}