List firewall rules
AI agents call unifi_list_firewall_rules to retrieve information from UniFi MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a straightforward read operation that queries and returns firewall rule configurations. It has no side effects—it neither modifies rules, executes rule logic, nor affects network traffic. The verb 'list' is characteristic of Read category tools.
From the tool's definition Tool name 'unifi_list_firewall_rules' and description 'List firewall rules' indicate a query operation that retrieves existing firewall rule data without modification, deletion, or execution of those rules.
Attacks that exploit this kind of access
List firewall rules. It is categorised as a Read tool in the UniFi MCP Server MCP Server, which means it retrieves data without modifying state.
Register the UniFi MCP Server MCP server in PolicyLayer and add a rule for unifi_list_firewall_rules: 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 UniFi MCP Server. Nothing to install.
unifi_list_firewall_rules 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 unifi_list_firewall_rules 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 unifi_list_firewall_rules. 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.
unifi_list_firewall_rules is provided by the UniFi MCP Server MCP server (mjrestivo16/mcp-unifi). 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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