create_routing_firewall_rule · CloudStack MCP Server MCP

WHAT IT DOES

What create_routing_firewall_rule does on CloudStack MCP Server

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

WHY IT NEEDS A POLICY

Why create_routing_firewall_rule needs a policy

This tool creates (writes) firewall rules, which are reversible configurations. While firewall rules control traffic and have security implications, they are not destructive (can be deleted), not financial, and not code execution. The high severity reflects that misconfigured firewall rules could disrupt network connectivity or expose infrastructure, but this remains a Write operation.

From the tool's definition Tool name 'create_routing_firewall_rule' and description 'Create IPv4 routing firewall rule' indicate creation of network security rules. The verb 'create' and the term 'firewall rule' demonstrate a write operation that modifies network configuration.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_routing_firewall_rule Rate-limited

create_routing_firewall_rule 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": {
    "create_routing_firewall_rule": {
      "limits": [
        {
          "counter": "create_routing_firewall_rule_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 CloudStack MCP Server, so you can run agents against it safely.

FAQ

Questions about create_routing_firewall_rule

What does the create_routing_firewall_rule tool do? +

Create IPv4 routing firewall rule. It is categorised as a Write tool in the CloudStack MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_routing_firewall_rule? +

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

What risk level is create_routing_firewall_rule? +

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

Can I rate-limit create_routing_firewall_rule? +

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

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

create_routing_firewall_rule is provided by the CloudStack MCP Server MCP server (mozg31337/cloudstack-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.