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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: (.+)$", 1, detail)
tactics:
- Impact
queryPeriod: 1h
kind: Scheduled
relevantTechniques:
- T1498
query: |-
  VMware_VECO_EventLogs_CL
  | where event == "EDGE_CONGESTED"
  | where message contains "high number of packet drops"
  | extend edgeSerialNumber = extract("edgeSerialNumber: (.+)$", 1, detail)
suppressionDuration: 5h
severity: Medium
queryFrequency: 1h
triggerOperator: gt
suppressionEnabled: false
id: a88ead0a-f022-48d6-8f53-e5a164c4c72e
name: VMware SD-WAN Edge - Device Congestion Alert - Packet Drops
triggerThreshold: 0
requiredDataConnectors:
- connectorId: VMwareSDWAN
  dataTypes:
  - SDWAN
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.
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware%20SD-WAN%20and%20SASE/Analytic%20Rules/vmw-sdwan-device-congestion.yaml
eventGroupingSettings:
  aggregationKind: SingleAlert
incidentConfiguration:
  groupingConfiguration:
    enabled: true
    groupByCustomDetails: []
    groupByAlertDetails: []
    lookbackDuration: 5h
    groupByEntities: []
    reopenClosedIncident: false
    matchingMethod: AllEntities
  createIncident: true
customDetails:
  edgeSerialNumber: edgeSerialNumber
version: 1.0.0
{
  "$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"
    }
  ]
}