import_cmdb_data · ServiceNow- MCP: Risk & Policy

WHAT IT DOES

What import_cmdb_data does on ServiceNow-MCP

AI agents use import_cmdb_data to create or update resources in ServiceNow-MCP — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ServiceNow-MCP environment.

WHY IT NEEDS A POLICY

Why import_cmdb_data needs a policy

Importing CI data into a CMDB creates or updates configuration item records, which is a write operation that modifies the state of a critical asset management system. While reversible, this affects the integrity of the CMDB used for IT operations and change management.

From the tool's definition Tool performs 'Import CI data into CMDB via import set' - creates or modifies configuration items in the CMDB (Configuration Management Database), which is a reversible data modification operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

import_cmdb_data Rate-limited

import_cmdb_data stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "import_cmdb_data": {
      "limits": [
        {
          "counter": "import_cmdb_data_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches ServiceNow-MCP, so you can run agents against it safely.

FAQ

Questions about import_cmdb_data

What does the import_cmdb_data tool do? +

Import CI data into CMDB via import set. [Write]. It is categorised as a Write tool in the ServiceNow-MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on import_cmdb_data? +

Register the ServiceNow- MCP server in PolicyLayer and add a rule for import_cmdb_data: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches ServiceNow-MCP. Nothing to install.

What risk level is import_cmdb_data? +

import_cmdb_data is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit import_cmdb_data? +

Yes. Add a rate_limit block to the import_cmdb_data rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block import_cmdb_data completely? +

Set action: deny in the PolicyLayer policy for import_cmdb_data. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides import_cmdb_data? +

import_cmdb_data is provided by the ServiceNow- MCP server (tedorigawa001/servicenow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.