update_pm_frequency · Maximo Enterprise MCP: Risk & Policy

WHAT IT DOES

What update_pm_frequency does on Maximo Enterprise MCP

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

WHY IT NEEDS A POLICY

Why update_pm_frequency needs a policy

This tool modifies maintenance scheduling parameters (PM frequency/interval) rather than creating new assets or deleting data. The change is reversible—a supervisor can update the interval again to a previous value.

From the tool's definition Tool name 'update_pm_frequency' and description 'Update the maintenance interval for a PM schedule' indicate modification of existing preventive maintenance scheduling data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_pm_frequency Rate-limited

update_pm_frequency 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": {
    "update_pm_frequency": {
      "limits": [
        {
          "counter": "update_pm_frequency_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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

FAQ

Questions about update_pm_frequency

What does the update_pm_frequency tool do? +

Update the maintenance interval for a PM schedule. Requires supervisor role. It is categorised as a Write tool in the Maximo Enterprise 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 update_pm_frequency? +

Register the Maximo Enterprise MCP server in PolicyLayer and add a rule for update_pm_frequency: 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 Maximo Enterprise MCP. Nothing to install.

What risk level is update_pm_frequency? +

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

Can I rate-limit update_pm_frequency? +

Yes. Add a rate_limit block to the update_pm_frequency 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 update_pm_frequency completely? +

Set action: deny in the PolicyLayer policy for update_pm_frequency. 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 update_pm_frequency? +

update_pm_frequency is provided by the Maximo Enterprise MCP server (maximo-enterprise-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.