Low Risk

GetAHOSupportedRegions

GetAHOSupportedRegions

How to control GetAHOSupportedRegions ↓

What GetAHOSupportedRegions does on Amazon Bedrock Knowledge Base Retrieval MCP Server

AI agents call GetAHOSupportedRegions to retrieve information from Amazon Bedrock Knowledge Base Retrieval MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why GetAHOSupportedRegions needs a policy

This tool retrieves configuration or metadata about supported regions for AWS services, similar to other 'Get' operations in the sibling tools list. It has no side effects—it only queries and returns information. The empty description lowers confidence slightly, but the clear 'Get' verb in the name and context as part of a Bedrock Knowledge Base retrieval server indicates a read-only operation with minimal risk.

From the tool's definition Tool name 'GetAHOSupportedRegions' indicates a retrieval operation (Get) that queries supported regions. The description is empty, but the naming convention strongly suggests a read-only query operation.

Documented attack patterns abuse exactly the kind of access GetAHOSupportedRegions gives an agent:

How to control GetAHOSupportedRegions

PolicyLayer is an MCP gateway — it sits between your AI agents and Amazon Bedrock Knowledge Base Retrieval MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for GetAHOSupportedRegions:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "GetAHOSupportedRegions": {}
  }
}

GetAHOSupportedRegions is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Amazon Bedrock Knowledge Base Retrieval MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about GetAHOSupportedRegions

What does the GetAHOSupportedRegions tool do? +

GetAHOSupportedRegions. It is categorised as a Read tool in the Amazon Bedrock Knowledge Base Retrieval MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on GetAHOSupportedRegions? +

Register the Amazon Bedrock Knowledge Base Retrieval MCP Server MCP server in PolicyLayer and add a rule for GetAHOSupportedRegions: 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 Amazon Bedrock Knowledge Base Retrieval MCP Server. Nothing to install.

What risk level is GetAHOSupportedRegions? +

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

Can I rate-limit GetAHOSupportedRegions? +

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

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

GetAHOSupportedRegions is provided by the Amazon Bedrock Knowledge Base Retrieval MCP Server MCP server (awslabs.bedrock-kb-retrieval-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Amazon Bedrock Knowledge Base Retrieval MCP Server tool call.

Start from Amazon Bedrock Knowledge Base Retrieval MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

805 Amazon Bedrock Knowledge Base Retrieval MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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