AI agents call pfsense_get_vpn_openvpn_client_export_config to retrieve information from Pfsense without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves VPN configuration data without modifying it. While the exported configuration may contain sensitive information (certificates, keys, connection parameters) that could be misused if exposed, the tool itself performs a read-only operation.
From the tool's definition Tool name includes 'get' and description shows GET HTTP method; function is to export/retrieve OpenVPN client configuration.
Attacks that exploit this kind of access
GET /api/v2/vpn/openvpn/client_export/config. It is categorised as a Read tool in the Pfsense MCP Server, which means it retrieves data without modifying state.
Register the Pfsense MCP server in PolicyLayer and add a rule for pfsense_get_vpn_openvpn_client_export_config: 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 Pfsense. Nothing to install.
pfsense_get_vpn_openvpn_client_export_config 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 pfsense_get_vpn_openvpn_client_export_config 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 pfsense_get_vpn_openvpn_client_export_config. 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.
pfsense_get_vpn_openvpn_client_export_config is provided by the Pfsense MCP server (abl030/pfsense-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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