list_system_properties

List system properties with optional filtering

SERVERServiceNow MCP Server SOURCE@aartiq/servicenow-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity verified Pull the record →

This record as markdown: /tools/servicenow-mcp-server/list-system-properties.md

WHAT IT DOES

What list_system_properties does on ServiceNow MCP Server

AI agents call list_system_properties to retrieve information from ServiceNow 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_system_properties is rated Low

This tool retrieves or queries system properties without modifying them. It has no side effects and presents minimal risk even if misused by an AI agent, as it only exposes configuration or system metadata. Typical blast radius is limited to information disclosure.

From the tool's definition Tool name 'list_system_properties' and description 'List system properties with optional filtering' indicate data retrieval with no modification capability. The verb 'list' is a read operation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_system_properties safely

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

list_system_properties Allowed

list_system_properties 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_system_properties": {}
  }
}

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

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

FAQ

Questions about list_system_properties

What does the list_system_properties tool do? +

List system properties with optional filtering. It is categorised as a Read tool in the ServiceNow MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_system_properties? +

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

What risk level is list_system_properties? +

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

Can I rate-limit list_system_properties? +

Yes. Add a rate_limit block to the list_system_properties 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_system_properties completely? +

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

list_system_properties is provided by the ServiceNow MCP Server MCP server (@aartiq/servicenow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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