list_services

A read tool on the FortiManager MCP server.

SERVERFortiManager MCP Server SOURCErstierli/fortimanager-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/rstierli-fortimanager-mcp/list-services.md

WHAT IT DOES

What list_services does on FortiManager MCP Server

AI agents call list_services to retrieve information from FortiManager MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why list_services is rated Low

Despite the empty description, the name 'list_services' clearly indicates this tool retrieves or enumerates services managed by FortiManager without modifying, deleting, or executing operations. In the context of firewall policy management systems, listing services is a non-destructive query operation.

From the tool's definition Tool name is 'list_services' which indicates a retrieval operation. The 'list' verb is characteristic of Read operations that query data without side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_services safely

PolicyLayer is an MCP gateway: it sits between your AI agents and FortiManager MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_services, this is the rule to start with:

list_services Allowed

list_services is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "list_services": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect FortiManager MCP Server, apply this rule, and every list_services call is checked against it from then on.

FAQ

Questions about list_services

What does the list_services tool do? +

list_services is a read tool on the FortiManager MCP Server MCP server. It is categorised as a Read tool in the FortiManager MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_services? +

Register the FortiManager MCP Server MCP server in PolicyLayer and add a rule for list_services: 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 FortiManager MCP Server. Nothing to install.

What risk level is list_services? +

list_services is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit list_services? +

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

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

list_services is provided by the FortiManager MCP Server MCP server (rstierli/fortimanager-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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