pwndbg_onegadget · Pwndbg Lldb MCP: Risk & Policy

WHAT IT DOES

What pwndbg_onegadget does on Pwndbg Lldb

AI agents invoke pwndbg_onegadget to trigger actions in Pwndbg Lldb. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why pwndbg_onegadget needs a policy

The 'onegadget' tool is associated with finding one-gadget RCE (Remote Code Execution) addresses in libc for exploit development. Given the server context of binary analysis and exploit development under a debugger, this tool likely executes a command to find or apply such gadgets. Empty description lowers confidence, but the exploit development context and tool name strongly suggest Execute-level capabilities.

From the tool's definition Tool name 'pwndbg_onegadget' and server description mentions 'exploit development' and 'pwndbg commands running under LLDB'. The tool name references 'one_gadget', a well-known exploit development utility that finds RCE gadgets in libc.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

pwndbg_onegadget Rate-limited

pwndbg_onegadget stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "pwndbg_onegadget": {
      "limits": [
        {
          "counter": "pwndbg_onegadget_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Pwndbg Lldb, so you can run agents against it safely.

FAQ

Questions about pwndbg_onegadget

What does the pwndbg_onegadget tool do? +

pwndbg_onegadget. It is categorised as a Execute tool in the Pwndbg Lldb MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on pwndbg_onegadget? +

Register the Pwndbg Lldb MCP server in PolicyLayer and add a rule for pwndbg_onegadget: 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 Pwndbg Lldb. Nothing to install.

What risk level is pwndbg_onegadget? +

pwndbg_onegadget is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit pwndbg_onegadget? +

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

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

pwndbg_onegadget is provided by the Pwndbg Lldb MCP server (micro-evaluation-group/pwndbg-lldb-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.