get_cmdb_ci

Get complete information about a specific configuration item

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-cmdb-ci.md

WHAT IT DOES

What get_cmdb_ci does on ServiceNow MCP Server

AI agents call get_cmdb_ci 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_cmdb_ci is rated Low

This tool retrieves data from ServiceNow's CMDB without modifying it, placing it in the Read category. Severity is medium because CMDB data often contains sensitive information about IT infrastructure, configurations, credentials, and systems that could inform further attacks, even though the tool itself performs no side effects.

From the tool's definition Tool name 'get_cmdb_ci' and description 'Get complete information about a specific configuration item' indicate retrieval of data. The CMDB (Configuration Management Database) stores sensitive infrastructure and asset information.

Attacks that exploit this kind of access

RECOMMENDED RULE

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

get_cmdb_ci Allowed

get_cmdb_ci 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_cmdb_ci": {}
  }
}

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_cmdb_ci call is checked against it from then on.

FAQ

Questions about get_cmdb_ci

What does the get_cmdb_ci tool do? +

Get complete information about a specific configuration item. 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_cmdb_ci? +

Register the ServiceNow MCP Server MCP server in PolicyLayer and add a rule for get_cmdb_ci: 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_cmdb_ci? +

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

Can I rate-limit get_cmdb_ci? +

Yes. Add a rate_limit block to the get_cmdb_ci 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_cmdb_ci completely? +

Set action: deny in the PolicyLayer policy for get_cmdb_ci. 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_cmdb_ci? +

get_cmdb_ci 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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