AI agents call BinanceWalletUserAsset to retrieve information from Binance MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves user asset information from the Binance wallet without modifying data, executing trades, or moving funds. While the server overall can execute trades (making it potentially Financial), this specific tool is limited to querying/viewing portfolio data. The severity is low because reading asset information has minimal security impact compared to write, execute, or financial operations.
From the tool's definition Tool name 'BinanceWalletUserAsset' and description 'Get user assets' indicate a retrieval operation with no modification or execution of trades/commands. The verb 'Get' is a read-only operation.
Documented attack patterns abuse exactly the kind of access BinanceWalletUserAsset gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Binance MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for BinanceWalletUserAsset:
{
"version": "1",
"default": "deny",
"tools": {
"BinanceWalletUserAsset": {}
}
}BinanceWalletUserAsset is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get user assets. It is categorised as a Read tool in the Binance MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Binance MCP Server MCP server in PolicyLayer and add a rule for BinanceWalletUserAsset: 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 Binance MCP Server. Nothing to install.
BinanceWalletUserAsset 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 BinanceWalletUserAsset 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 BinanceWalletUserAsset. 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.
BinanceWalletUserAsset is provided by the Binance MCP Server MCP server (termix-official/binance-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 160 Binance MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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160 Binance MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.