Find Lambda functions with deprecated or outdated runtimes.
AI agents call find_outdated_lambda_runtimes to retrieve information from AWS FinOps MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and analyzes data about Lambda function configurations to identify those with outdated runtimes. It performs no modifications, deletions, executions, or financial operations—it simply reads and reports on resource state.
From the tool's definition Tool name 'find_outdated_lambda_runtimes' and description 'Find Lambda functions with deprecated or outdated runtimes' indicate a query/discovery operation that retrieves information about existing Lambda functions and their runtime versions.
Attacks that exploit this kind of access
Find Lambda functions with deprecated or outdated runtimes. It is categorised as a Read tool in the AWS FinOps MCP Server MCP Server, which means it retrieves data without modifying state.
Register the AWS FinOps MCP Server MCP server in PolicyLayer and add a rule for find_outdated_lambda_runtimes: 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 AWS FinOps MCP Server. Nothing to install.
find_outdated_lambda_runtimes is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the find_outdated_lambda_runtimes 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.
Set action: deny in the PolicyLayer policy for find_outdated_lambda_runtimes. 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.
find_outdated_lambda_runtimes is provided by the AWS FinOps MCP Server MCP server (prashantgupta123/aws-pillar-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
find_outdated_lambda_runtimes is one line of AWS FinOps MCP Server's registry record.
The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.
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