get_business_rule

Get full details and script body of a business rule (requires SCRIPTING_ENABLED=true)

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/get-business-rule.md

WHAT IT DOES

What get_business_rule does on ServiceNow MCP Server

AI agents call get_business_rule 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 get_business_rule is rated Low

This tool retrieves and exposes business rule configurations including script bodies, which may contain sensitive logic, credentials, or system design information. While it is a Read operation with no side effects, the medium severity reflects the risk that exposed scripts could reveal sensitive information useful for privilege escalation or bypassing security controls.

From the tool's definition Tool name 'get_business_rule' and description 'Get full details and script body of a business rule' indicates retrieval of existing data without modification.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_business_rule 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 get_business_rule, this is the rule to start with:

get_business_rule Allowed

get_business_rule 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": {
    "get_business_rule": {}
  }
}

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 get_business_rule call is checked against it from then on.

FAQ

Questions about get_business_rule

What does the get_business_rule tool do? +

Get full details and script body of a business rule (requires SCRIPTING_ENABLED=true). 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 get_business_rule? +

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

What risk level is get_business_rule? +

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

Can I rate-limit get_business_rule? +

Yes. Add a rate_limit block to the get_business_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 get_business_rule completely? +

Set action: deny in the PolicyLayer policy for get_business_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 get_business_rule? +

get_business_rule 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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