list_attached

List all attached block storage volumes with instance information.

SERVERVultr MCP SOURCErsp2k/mcp-vultr

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/rsp2k-mcp-vultr/list-attached.md

WHAT IT DOES

What list_attached does on Vultr MCP

AI agents call list_attached to retrieve information from Vultr MCP 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_attached is rated Low

This tool retrieves existing block storage volume information without creating, modifying, deleting, or executing any operations. It is a pure data query operation with no destructive, financial, or execution implications. The blast radius of misuse is minimal—an attacker would only gain visibility into existing storage configuration.

From the tool's definition Tool name is 'list_attached' and description states 'List all attached block storage volumes with instance information.' The verb 'list' and action of retrieving/querying storage volume data with no modification or side effects are characteristic of Read…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_attached safely

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

list_attached Allowed

list_attached 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_attached": {}
  }
}

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

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

FAQ

Questions about list_attached

What does the list_attached tool do? +

List all attached block storage volumes with instance information. It is categorised as a Read tool in the Vultr MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_attached? +

Register the Vultr MCP server in PolicyLayer and add a rule for list_attached: 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 Vultr MCP. Nothing to install.

What risk level is list_attached? +

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

Can I rate-limit list_attached? +

Yes. Add a rate_limit block to the list_attached 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_attached completely? +

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

list_attached is provided by the Vultr MCP server (rsp2k/mcp-vultr). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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