severity+security_hub

This commit is contained in:
Joaquin Rinaudo
2020-09-03 08:04:13 +02:00
parent 20decaafd5
commit ecbe997084
153 changed files with 204 additions and 52 deletions

View File

@@ -28,19 +28,25 @@ checkSecurityHubCompatibility(){
exit $EXITCODE
fi
done
# Get unresolved findings
SECURITY_HUB_PREVIOUS_FINDINGS=$($AWSCLI securityhub --region "$regx" $PROFILE_OPT get-findings --filters '{"GeneratorId":[{"Value": "prowler-","Comparison":"PREFIX"}],"WorkflowStatus":[{"Value": "RESOLVED","Comparison":"NOT_EQUALS"}]}' | jq -r ".Findings[] | {Id, GeneratorId, Workflow, Compliance}"| jq -cs)
}
resolveSecurityHubPreviousFails(){
# Move previous findings to Workflow to RESOLVED (as prowler didn't re-detect them)
PREVIOUS_FAILED_IDS=$(echo $SECURITY_HUB_PREVIOUS_FINDINGS | jq -c --arg parn "$product_arn" '.[] | select(.Compliance.Status==FAILED) | map({"Id": .Id, ProductArn: $parn} )');
BATCH_UPDATE_RESULT=$($AWSCLI securityhub --region "$region" $PROFILE_OPT batch-update-findings --finding-identifiers "${PREVIOUS_FAILED_IDS}" --workflow '{"Status": "RESOLVED"}')
# Move previous check findings to Workflow to RESOLVED (as prowler didn't re-detect them)
for regx in $REGIONS; do
# Check for success if updated
if [[ ! -z "${BATCH_UPDATE_RESULT}" ]] && ! jq -e '.ProcessedFindings >= 1' <<< "${BATCH_UPDATE_RESULT}" > /dev/null 2>&1; then
echo -e "\n$RED ERROR!$NORMAL Failed to update AWS Security Hub finding\n"
fi
local check="$1"
PREVIOUS_DATE=$(get_iso8601_hundred_days_ago)
FILTER="{\"UpdatedAt\":[{\"Start\":\"$PREVIOUS_DATE\",\"End\":\"$TIMESTAMP\"}],\"GeneratorId\":[{\"Value\": \"prowler-$check\",\"Comparison\":\"PREFIX\"}],\"ComplianceStatus\":[{\"Value\": \"FAILED\",\"Comparison\":\"EQUALS\"}]}"
SECURITY_HUB_PREVIOUS_FINDINGS=$($AWSCLI securityhub --region "$regx" $PROFILE_OPT get-findings --filters "${FILTER}" | jq -r ".Findings[] | {Id, ProductArn}"| jq -cs)
if [[ $SECURITY_HUB_PREVIOUS_FINDINGS != "[]" ]]; then
BATCH_UPDATE_RESULT=$($AWSCLI securityhub --region "$regx" $PROFILE_OPT batch-update-findings --finding-identifiers "${SECURITY_HUB_PREVIOUS_FINDINGS}" --workflow '{"Status": "RESOLVED"}')
# Check for success if updated
if [[ ! -z "${BATCH_UPDATE_RESULT}" ]] && ! jq -e '.ProcessedFindings >= 1' <<< "${BATCH_UPDATE_RESULT}" > /dev/null 2>&1; then
echo -e "\n$RED ERROR!$NORMAL Failed to update AWS Security Hub finding\n"
fi
fi
done
}
@@ -48,38 +54,9 @@ sendToSecurityHub(){
local findings="$1"
local region="$2"
local finding_id=$(echo $findings | jq -r ".Id")
local status=$(echo $findings | jq -r ".Compliance.Status")
local product_arn=$(echo $findings | jq -r ".ProductArn")
local generator_id=$(echo $findings | jq -r ".GeneratorId")
PREVIOUS_FINDING=$(echo $SECURITY_HUB_PREVIOUS_FINDINGS | jq --arg finding "$generator_id" '.[] | select((.GeneratorId==$finding))' | jq -cs)
if [[ $PREVIOUS_FINDING != "[]" ]]; then
# Remove from previous findings to update (using generator)
SECURITY_HUB_PREVIOUS_FINDINGS=$(echo $SECURITY_HUB_PREVIOUS_FINDINGS | jq -s --arg finding "$generator_id" '[ .[] | select((.GeneratorId!=$finding)) ]')
SAME_STATUS=$(echo $PREVIOUS_FINDING | jq --arg status "$status" '.[] | select(.Compliance.Status!=$status)')
SUPPRESSED=$(echo $PREVIOUS_FINDING | jq '.[] | select(.Workflow.Status=="SUPPRESSED")')
# If are old non-resolved findings with different status, re-import it to update with previous Id
if [[ ! -z $SAME_STATUS && -z $SUPPRESSED ]]; then
PREVIOUS_FINDING_ID=$(echo $PREVIOUS_FINDING | jq '.[0].Id' );
findings =$(echo $findings | jq --arg previous_id "$PREVIOUS_FINDING_ID" .[0].Id = previous_id)
BATCH_IMPORT_RESULT=$($AWSCLI securityhub --region "$region" $PROFILE_OPT batch-import-findings --findings "${findings}")
else
PREVIOUS_FINDING_IDS=$(echo $PREVIOUS_FINDING | jq -c --arg parn "$product_arn" 'map({"Id": .Id, ProductArn: $parn} )');
# Update to avoid being deleted after 90 dayss
BATCH_UPDATE_RESULT=$($AWSCLI securityhub --region "$region" $PROFILE_OPT batch-update-findings --finding-identifiers "${PREVIOUS_FINDING_IDS}" --note '{"Text": "Finding re-detected by Prowler scan", "UpdatedBy": "prowler"}')
fi
else
#If new, import it
BATCH_IMPORT_RESULT=$($AWSCLI securityhub --region "$region" $PROFILE_OPT batch-import-findings --findings "${findings}")
fi
# Check for success if updated
if [[ ! -z "${BATCH_UPDATE_RESULT}" ]] && ! jq -e '.ProcessedFindings >= 1' <<< "${BATCH_UPDATE_RESULT}" > /dev/null 2>&1; then
echo -e "\n$RED ERROR!$NORMAL Failed to update AWS Security Hub finding\n"
fi
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"