renef_mem_search_json

A read tool on the Renef MCP server.

SERVERRenef SOURCEahmeth4n/renef-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/ahmeth4n-renef-mcp/renef-mem-search-json.md

WHAT IT DOES

What renef_mem_search_json does on Renef

AI agents call renef_mem_search_json to retrieve information from Renef without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why renef_mem_search_json is rated Low

The tool name 'renef_mem_search_json' implies searching (reading) memory and returning results in JSON format. In the context of a reverse engineering/dynamic instrumentation server for Android ARM64, memory search is typically a read operation. However, on a server that also provides memory manipulation capabilities, this tool could potentially do more. The empty description significantly lowers confidence.

From the tool's definition Tool name contains 'mem_search' suggesting memory search/read operations, and 'json' suggesting structured output. Description is empty.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs renef_mem_search_json safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Renef, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For renef_mem_search_json, this is the rule to start with:

renef_mem_search_json Allowed

renef_mem_search_json is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "renef_mem_search_json": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Renef, apply this rule, and every renef_mem_search_json call is checked against it from then on.

FAQ

Questions about renef_mem_search_json

What does the renef_mem_search_json tool do? +

renef_mem_search_json is a read tool on the Renef MCP server. It is categorised as a Read tool in the Renef MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on renef_mem_search_json? +

Register the Renef MCP server in PolicyLayer and add a rule for renef_mem_search_json: 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 Renef. Nothing to install.

What risk level is renef_mem_search_json? +

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

Can I rate-limit renef_mem_search_json? +

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

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

renef_mem_search_json is provided by the Renef MCP server (ahmeth4n/renef-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Renef, and thousands of servers like it.

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Roll out MCP under one policy →Data exfiltration →MCP token cost →