Medium Risk

update_agent_runtime_endpoint

Update an endpoint to point to a different runtime version. Enables zero-downtime version transitions and rollbacks. Configuration-only, no per-use cost.

Part of the AWS Bedrock AgentCore MCP Server MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

AI agents use update_agent_runtime_endpoint to create or modify resources in AWS Bedrock AgentCore MCP Server. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.

Without a policy, an AI agent could call update_agent_runtime_endpoint repeatedly, creating or modifying resources faster than any human could review. Intercept's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach AWS Bedrock AgentCore MCP Server.

Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.

aws-bedrock-agentcore-mcp-server.yaml
tools:
  update_agent_runtime_endpoint:
    rules:
      - action: allow
        rate_limit:
          max: 30
          window: 60

See the full AWS Bedrock AgentCore MCP Server policy for all 122 tools.

Tool Name update_agent_runtime_endpoint
Category Write
Risk Level Medium

View all 122 tools →

Agents calling write-class tools like update_agent_runtime_endpoint have been implicated in these attack patterns. Read the full case and prevention policy for each:

Browse the full MCP Attack Database →

Other tools in the Write risk category across the catalogue. The same policy patterns (rate-limit, validate) apply to each.

What does the update_agent_runtime_endpoint tool do? +

Update an endpoint to point to a different runtime version. Enables zero-downtime version transitions and rollbacks. Configuration-only, no per-use cost.. It is categorised as a Write tool in the AWS Bedrock AgentCore 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_agent_runtime_endpoint? +

Add a rule in your Intercept YAML policy under the tools section for update_agent_runtime_endpoint. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the AWS Bedrock AgentCore MCP Server MCP server.

What risk level is update_agent_runtime_endpoint? +

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

Can I rate-limit update_agent_runtime_endpoint? +

Yes. Add a rate_limit block to the update_agent_runtime_endpoint rule in your Intercept 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_agent_runtime_endpoint completely? +

Set action: deny in the Intercept policy for update_agent_runtime_endpoint. 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_agent_runtime_endpoint? +

update_agent_runtime_endpoint is provided by the AWS Bedrock AgentCore MCP Server MCP server (awslabs.amazon-bedrock-agentcore-mcp-server). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Let agents act without letting them run wild.

Deterministic policy on every MCP tool call. Per-identity grants. Full audit log.

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