mirror of
https://github.com/ghndrx/prowler.git
synced 2026-02-10 14:55:00 +00:00
104 lines
5.0 KiB
Bash
104 lines
5.0 KiB
Bash
#!/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.
|
|
|
|
# Checks that the correct mode (json-asff) has been specified if wanting to send check output to AWS Security Hub
|
|
# and that Security Hub is enabled in the chosen region
|
|
checkSecurityHubCompatibility(){
|
|
|
|
local regx
|
|
if [[ "${MODE}" != "json-asff" ]]; then
|
|
echo -e "\n$RED ERROR!$NORMAL Output can only be sent to Security Hub when the output mode is json-asff, i.e. -M json-asff -S\n"
|
|
EXITCODE=1
|
|
exit $EXITCODE
|
|
fi
|
|
for regx in $REGIONS; do
|
|
SECURITY_HUB_ENABLED=$($AWSCLI securityhub --region "$regx" $PROFILE_OPT describe-hub 2>/dev/null)
|
|
if [[ -z "${SECURITY_HUB_ENABLED}" ]]; then
|
|
if [[ -z "${PROWLER_PRODUCT_SUBSCRIPTION_ENABLED}" ]]; then
|
|
echo -e "\n$RED ERROR!$NORMAL Security Hub is not enabled in $regx. Enable it running '$AWSCLI securityhub --region $regx $PROFILE_OPT enable-security-hub'. More info: https://github.com/prowler-cloud/prowler/#security-hub-integration\n"
|
|
EXITCODE=1
|
|
exit $EXITCODE
|
|
fi
|
|
else
|
|
PROWLER_PRODUCT_SUBSCRIPTION_ENABLED=$($AWSCLI securityhub --region "$regx" $PROFILE_OPT list-enabled-products-for-import --output text | grep "prowler/prowler" )
|
|
if [[ -z "${PROWLER_PRODUCT_SUBSCRIPTION_ENABLED}" ]]; then
|
|
echo -e "\n$RED ERROR!$NORMAL Security Hub is enabled in $regx but Prowler integration does not accept findings. Enable it running '$AWSCLI securityhub --region $regx $PROFILE_OPT enable-import-findings-for-product --product-arn arn:aws:securityhub:$regx::product/prowler/prowler'. More info: https://github.com/prowler-cloud/prowler/#security-hub-integration\n"
|
|
EXITCODE=1
|
|
exit $EXITCODE
|
|
fi
|
|
fi
|
|
done
|
|
}
|
|
|
|
resolveSecurityHubPreviousFails(){
|
|
# Move previous check findings RecordState to ARCHIVED (as prowler didn't re-detect them)
|
|
SH_TEMP_FOLDER="$PROWLER_DIR/SH-$ACCOUNT_NUM"
|
|
if [[ ! -d $SH_TEMP_FOLDER ]]; then
|
|
# this folder is deleted once the security hub update is completed
|
|
mkdir "$SH_TEMP_FOLDER"
|
|
fi
|
|
for regx in $REGIONS; do
|
|
REGION_FOLDER="$SH_TEMP_FOLDER/$regx"
|
|
if [[ ! -d $REGION_FOLDER ]]; then
|
|
mkdir "$REGION_FOLDER"
|
|
fi
|
|
local check="$1"
|
|
NEW_TIMESTAMP=$(get_iso8601_timestamp)
|
|
|
|
FILTER="{\"GeneratorId\":[{\"Value\": \"prowler-$check\",\"Comparison\":\"EQUALS\"}],\"RecordState\":[{\"Value\": \"ACTIVE\",\"Comparison\":\"EQUALS\"}],\"AwsAccountId\":[{\"Value\": \"$ACCOUNT_NUM\",\"Comparison\":\"EQUALS\"}]}"
|
|
|
|
NEW_FINDING_FILE="$REGION_FOLDER/findings.json"
|
|
NEW_FINDING_IDS=$(echo -n "${SECURITYHUB_NEW_FINDINGS_IDS[@]}" | jq -cRs 'split(" ")' > $NEW_FINDING_FILE)
|
|
EXISTING_FILE="$REGION_FOLDER/existing.json"
|
|
EXISTING_FINDINGS=$($AWSCLI securityhub --region "$regx" $PROFILE_OPT get-findings --filters "${FILTER}" > $EXISTING_FILE)
|
|
|
|
SECURITY_HUB_PREVIOUS_FINDINGS=$(for id in $(comm -23 <(jq '[.Findings[].Id] | sort | .[]' $EXISTING_FILE) <(jq '[.[]] | sort | .[]' $NEW_FINDING_FILE));
|
|
do
|
|
jq --arg updated_at $NEW_TIMESTAMP '.Findings[] | select(.Id == '"$id"') | .RecordState = "ARCHIVED" | .UpdatedAt = $updated_at ' < $EXISTING_FILE
|
|
done | jq -s '.')
|
|
|
|
|
|
if [[ $SECURITY_HUB_PREVIOUS_FINDINGS != "[]" ]]; then
|
|
FINDINGS_COUNT=$(echo $SECURITY_HUB_PREVIOUS_FINDINGS | jq '. | length')
|
|
for i in $(seq 0 50 $FINDINGS_COUNT);
|
|
do
|
|
BATCH_FINDINGS=$(echo $SECURITY_HUB_PREVIOUS_FINDINGS | jq -c '.['"$i:$i+50"']')
|
|
BATCH_FINDINGS_COUNT=$(echo $BATCH_FINDINGS | jq '. | length')
|
|
if [ "$BATCH_FINDINGS_COUNT" -gt 0 ]; then
|
|
BATCH_IMPORT_RESULT=$($AWSCLI securityhub --region "$regx" $PROFILE_OPT batch-import-findings --findings "${BATCH_FINDINGS}")
|
|
if [[ -z "${BATCH_IMPORT_RESULT}" ]] || jq -e '.FailedCount >= 1' <<< "${BATCH_IMPORT_RESULT}" > /dev/null 2>&1; then
|
|
echo -e "\n$RED ERROR!$NORMAL Failed to send check output to AWS Security Hub\n"
|
|
fi
|
|
fi
|
|
done
|
|
fi
|
|
done
|
|
rm -rf "$SH_TEMP_FOLDER"
|
|
}
|
|
|
|
sendToSecurityHub(){
|
|
|
|
local findings="$1"
|
|
local region="$2"
|
|
|
|
local finding_id=$(echo ${findings} | jq -r .Id )
|
|
SECURITYHUB_NEW_FINDINGS_IDS+=( "$finding_id" )
|
|
BATCH_IMPORT_RESULT=$($AWSCLI securityhub --region "$region" $PROFILE_OPT batch-import-findings --findings "${findings}")
|
|
|
|
# Check for success if imported
|
|
if [[ -z "${BATCH_IMPORT_RESULT}" ]] || ! jq -e '.SuccessCount == 1' <<< "${BATCH_IMPORT_RESULT}" > /dev/null 2>&1; then
|
|
echo -e "\n$RED ERROR!$NORMAL Failed to send check output to AWS Security Hub\n"
|
|
fi
|
|
|
|
}
|