update_case_owner · ReliaQuest GreyMatter MCP Server MCP

WHAT IT DOES

What update_case_owner does on ReliaQuest GreyMatter MCP Server

AI agents use update_case_owner to create or update resources in ReliaQuest GreyMatter MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ReliaQuest GreyMatter MCP Server environment.

WHY IT NEEDS A POLICY

Why update_case_owner needs a policy

This tool creates or modifies data (case ownership assignments) in a reversible manner without deleting data or executing arbitrary code. It is a write operation that updates an existing record. Severity is medium because changing case ownership could affect incident response workflows and access control, but the action is reversible and doesn't cause direct damage or financial impact.

From the tool's definition Tool name 'update_case_owner' and description indicating a 'mutation' operation that modifies case ownership via input variables

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_case_owner Rate-limited

update_case_owner stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "update_case_owner": {
      "limits": [
        {
          "counter": "update_case_owner_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches ReliaQuest GreyMatter MCP Server, so you can run agents against it safely.

FAQ

Questions about update_case_owner

What does the update_case_owner tool do? +

Cases \u00b7 mutation updateCaseOwner. Variables: input. Example variables: {\. It is categorised as a Write tool in the ReliaQuest GreyMatter MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_case_owner? +

Register the ReliaQuest GreyMatter MCP Server MCP server in PolicyLayer and add a rule for update_case_owner: 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 ReliaQuest GreyMatter MCP Server. Nothing to install.

What risk level is update_case_owner? +

update_case_owner is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit update_case_owner? +

Yes. Add a rate_limit block to the update_case_owner 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 update_case_owner completely? +

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

update_case_owner is provided by the ReliaQuest GreyMatter MCP Server MCP server (space-c0wboy/reliaquest-greymatter-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.