SecurityHub to EventBridge

1

I have integrated GuardDuty with SecurityHub I am looking to filter and process Only the GD findings that come via Securityhub in eventbridge when I go to create a rule to process the messages in eventbridge do I need to select the event source as GuardDuty or security hub?

已提問 2 年前檢視次數 1185 次
1 個回答
0

You should select just Security Hub as the source. If you run an EventBridge for Security Hub and GuardDuty, you'll get duplicate findings for GuardDuty, because SecurityHub will be forwarding them, as well.

AWS
已回答 2 年前
  • Thanks. however when I look at event in Security hub that came via GuardDuty it does not seem to carry a reference to security hub see the snippet below for a port scan alert in Security hub also when I select the source at SecurityHub in eventbridge the filter has options like Compliance status etc which is also not part of the message

    { "SchemaVersion": "2018-10-08", "Id": "arn:aws:guardduty:ap-southeast-2:1xxxxx303257:detector/a0c1245b45b6c971a0b4eece2539e70b/finding/c0c1580e6e98d8644b571751b6b96330", "ProductArn": "arn:aws:securityhub:ap-southeast-2::product/aws/guardduty", "ProductName": "GuardDuty", "CompanyName": "Amazon", "Region": "ap-southeast-s", "GeneratorId": "arn:aws:guardduty:ap-southeast-2:1xxxxxxxxx:detector/a0c1245b45b6c971a0b4eece2539e70b", "AwsAccountId": "1xxxxxx", "Types": [ "TTPs/Discovery/Recon:EC2-Portscan" ],

    EDIT: I have updated the Event Pattern to following in EventBridge and it works to filter out only notices from GuardDuty

    { "source": ["aws.securityhub"], "detail-type": ["Security Hub Findings - Imported"], "detail": { "findings": { "ProductName": ["GuardDuty"] } } }

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