list_rom_systems
List ROM system folders and file counts under Emulation/roms.
This record as markdown: /tools/mcp-control-plane/list-rom-systems.md
What list_rom_systems does on Mcp Control Plane
AI agents call list_rom_systems to retrieve information from Mcp Control Plane without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why list_rom_systems is rated Low
This tool performs a read-only query of the file system to enumerate ROM folders and their contents. It has no side effects, does not execute code, does not modify data, and does not delete or create anything. The severity is low because the information returned is limited to folder structure and counts under a specific directory, with minimal blast radius if misused by an agent.
From the tool's definition The tool description explicitly uses 'List', indicating it retrieves and enumerates information (ROM system folders and file counts) without modifying, deleting, or executing any operations. The word 'list' is a characteristic Read operation verb.
Attacks that exploit this kind of access
The rule that runs list_rom_systems safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Control Plane, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_rom_systems, this is the rule to start with:
list_rom_systems is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Control Plane, apply this rule, and every list_rom_systems call is checked against it from then on.
Questions about list_rom_systems
List ROM system folders and file counts under Emulation/roms. It is categorised as a Read tool in the Mcp Control Plane MCP Server, which means it retrieves data without modifying state.
Register the Mcp Control Plane MCP server in PolicyLayer and add a rule for list_rom_systems: 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 Control Plane. Nothing to install.
list_rom_systems is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the list_rom_systems 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.
Set action: deny in the PolicyLayer policy for list_rom_systems. 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.
list_rom_systems is provided by the Mcp Control Plane MCP server (albertik322-sudo/mcp-control-plane). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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