root-echo

A other tool on the Mcp Test Servers MCP server.

SERVERMcp Test Servers SOURCEmsfeldstein/mcp-test-servers

Low RISK CLASS

Category Other

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mcp-test-servers/root-echo.md

WHAT IT DOES

What root-echo does on Mcp Test Servers

AI agents call root-echo as a supporting operation in Mcp Test Servers workflows.

RISK

Why root-echo is rated Low

With no description available, classification is highly uncertain. The name 'root-echo' suggests it may simply reflect/echo input back, which would be a benign Read operation. However, 'root' could imply elevated privileges or system-level access. Given the ambiguity, Other is assigned with very low confidence. Severity kept low based on the most charitable interpretation of 'echo' functionality.

From the tool's definition Tool name is 'root-echo' and description is empty/uninformative. The name suggests an echo function (returning input as output), which is typically a read/no-side-effect operation.

Risk signalsAdmin/system-level operation

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs root-echo safely

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

root-echo Rate-limited

root-echo gets a rate cap, and everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "root-echo": {
      "limits": [
        {
          "counter": "root-echo_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

SET A RULE FOR THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Test Servers, apply this rule, and every root-echo call is checked against it from then on.

FAQ

Questions about root-echo

What does the root-echo tool do? +

root-echo is a other tool on the Mcp Test Servers MCP server. It is categorised as a Other tool in the Mcp Test Servers MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on root-echo? +

Register the Mcp Test Servers MCP server in PolicyLayer and add a rule for root-echo: 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 Mcp Test Servers. Nothing to install.

What risk level is root-echo? +

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

Can I rate-limit root-echo? +

Yes. Add a rate_limit block to the root-echo 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 root-echo completely? +

Set action: deny in the PolicyLayer policy for root-echo. 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 root-echo? +

root-echo is provided by the Mcp Test Servers MCP server (msfeldstein/mcp-test-servers). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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