Medium Risk

set_decompiler_comment

Add a comment in the decompiler view

Risk signalsModifies binary analysis annotations

Part of the Ghidra server.

set_decompiler_comment can modify Ghidra data, with no limits today. PolicyLayer puts allow, deny, and rate-limit rules on every call. Live in minutes.

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AI agents use set_decompiler_comment to create or modify resources in Ghidra. 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 set_decompiler_comment repeatedly, creating or modifying resources faster than any human could review. PolicyLayer's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Ghidra.

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

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "set_decompiler_comment": {
      "limits": [
        {
          "counter": "set_decompiler_comment_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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These attack patterns abuse exactly the kind of access set_decompiler_comment gives an agent. Each links to the full case and the policy that stops it:

Browse the full MCP Attack Database →

Every attack above starts with a tool call. PolicyLayer checks each one against your policy first, so set_decompiler_comment only ever does what you allow.

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Other write tools across the catalogue. The same approach applies to each: rate-limit and validate the arguments.

What does the set_decompiler_comment tool do? +

Add a comment in the decompiler view. It is categorised as a Write tool in the Ghidra MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on set_decompiler_comment? +

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

What risk level is set_decompiler_comment? +

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

Can I rate-limit set_decompiler_comment? +

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

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

set_decompiler_comment is provided by the Ghidra MCP server (@LaurieWired/GhidraMCP). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Ghidra tool call.

Deterministic rules across all 27 Ghidra tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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