Get the ESP-IDF version information.
AI agents call get_esp_idf_version to retrieve information from ESP-IDF FastMCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves read-only version information about the ESP-IDF framework. It has no side effects, does not modify data, and does not execute operations. It falls squarely into the Read category as it simply queries and returns existing metadata. The severity is low as misuse cannot cause harm—an agent requesting version information cannot corrupt firmware, delete projects, or trigger unintended device actions.
From the tool's definition Tool name 'get_esp_idf_version' and description 'Get the ESP-IDF version information' indicate a query operation that retrieves version metadata without modifying state or executing code.
Attacks that exploit this kind of access
Get the ESP-IDF version information. It is categorised as a Read tool in the ESP-IDF FastMCP Server MCP Server, which means it retrieves data without modifying state.
Register the ESP-IDF FastMCP Server MCP server in PolicyLayer and add a rule for get_esp_idf_version: 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 ESP-IDF FastMCP Server. Nothing to install.
get_esp_idf_version 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 get_esp_idf_version 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 get_esp_idf_version. 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.
get_esp_idf_version is provided by the ESP-IDF FastMCP Server MCP server (jasper-zsh/espidf-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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