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Ida88ead0a-f022-48d6-8f53-e5a164c4c72e
RulenameVMware SD-WAN Edge - Device Congestion Alert - Packet Drops
DescriptionThe VMware Edge Cloud Orchestrator reported an edge congestion event, where the Edge is dropping a large number of packets on one of its interfaces. This could indicate an ongoing Denial of Service attack against an appliance. Please make sure that Network Flood Protection is turned on.
SeverityMedium
TacticsImpact
TechniquesT1498
Required data connectorsVMwareSDWAN
KindScheduled
Query frequency1h
Query period1h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware%20SD-WAN%20and%20SASE/Analytic%20Rules/vmw-sdwan-device-congestion.yaml
Version1.0.0
Arm templatea88ead0a-f022-48d6-8f53-e5a164c4c72e.json
Deploy To Azure
VMware_VECO_EventLogs_CL
| where event == "EDGE_CONGESTED"
| where message contains "high number of packet drops"
| extend edgeSerialNumber = extract("edgeSerialNumber: (.+)$", 1, detail)
incidentConfiguration:
  groupingConfiguration:
    groupByAlertDetails: []
    groupByCustomDetails: []
    lookbackDuration: 5h
    enabled: true
    reopenClosedIncident: false
    matchingMethod: AllEntities
    groupByEntities: []
  createIncident: true
name: VMware SD-WAN Edge - Device Congestion Alert - Packet Drops
suppressionDuration: 5h
suppressionEnabled: false
triggerOperator: gt
kind: Scheduled
queryFrequency: 1h
description: The VMware Edge Cloud Orchestrator reported an edge congestion event, where the Edge is dropping a large number of packets on one of its interfaces. This could indicate an ongoing Denial of Service attack against an appliance. Please make sure that Network Flood Protection is turned on.
id: a88ead0a-f022-48d6-8f53-e5a164c4c72e
triggerThreshold: 0
queryPeriod: 1h
query: |-
  VMware_VECO_EventLogs_CL
  | where event == "EDGE_CONGESTED"
  | where message contains "high number of packet drops"
  | extend edgeSerialNumber = extract("edgeSerialNumber: (.+)$", 1, detail)
version: 1.0.0
customDetails:
  edgeSerialNumber: edgeSerialNumber
requiredDataConnectors:
- connectorId: VMwareSDWAN
  dataTypes:
  - SDWAN
eventGroupingSettings:
  aggregationKind: SingleAlert
severity: Medium
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware%20SD-WAN%20and%20SASE/Analytic%20Rules/vmw-sdwan-device-congestion.yaml
relevantTechniques:
- T1498
tactics:
- Impact
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/a88ead0a-f022-48d6-8f53-e5a164c4c72e')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/a88ead0a-f022-48d6-8f53-e5a164c4c72e')]",
      "properties": {
        "alertRuleTemplateName": "a88ead0a-f022-48d6-8f53-e5a164c4c72e",
        "customDetails": {
          "edgeSerialNumber": "edgeSerialNumber"
        },
        "description": "The VMware Edge Cloud Orchestrator reported an edge congestion event, where the Edge is dropping a large number of packets on one of its interfaces. This could indicate an ongoing Denial of Service attack against an appliance. Please make sure that Network Flood Protection is turned on.",
        "displayName": "VMware SD-WAN Edge - Device Congestion Alert - Packet Drops",
        "enabled": true,
        "entityMappings": null,
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware%20SD-WAN%20and%20SASE/Analytic%20Rules/vmw-sdwan-device-congestion.yaml",
        "query": "VMware_VECO_EventLogs_CL\n| where event == \"EDGE_CONGESTED\"\n| where message contains \"high number of packet drops\"\n| extend edgeSerialNumber = extract(\"edgeSerialNumber: (.+)$\", 1, detail)",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Medium",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact"
        ],
        "techniques": [
          "T1498"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}