AI agents call search_places_open_now as a supporting operation in Awslabs Amazon Sns Sqs workflows.
The tool name suggests searching for open places/locations, which is a Read operation. However, this tool appears completely unrelated to the Amazon SNS/SQS server context (messaging services), and the description is empty. Given the mismatch with the server context and lack of description, confidence is very low. If it is indeed a search/read operation, severity would be low.
From the tool's definition Tool name is 'search_places_open_now' and description is empty. The name suggests a location/places search operation.
Documented attack patterns abuse exactly the kind of access search_places_open_now gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Awslabs Amazon Sns Sqs, and nothing reaches the server without passing your rules. This is the rule we recommend for search_places_open_now:
{
"version": "1",
"default": "deny",
"tools": {
"search_places_open_now": {
"limits": [
{
"counter": "search_places_open_now_rate",
"window": "minute",
"max": 60,
"scope": "grant"
}
]
}
}
} search_places_open_now gets a rate cap, and everything else on the server is denied unless you say otherwise.
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search_places_open_now. It is categorised as a Other tool in the Awslabs Amazon Sns Sqs MCP Server, which means it performs auxiliary operations.
Register the Awslabs Amazon Sns Sqs MCP server in PolicyLayer and add a rule for search_places_open_now: 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 Awslabs Amazon Sns Sqs. Nothing to install.
search_places_open_now is a Other tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the search_places_open_now 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 search_places_open_now. 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.
search_places_open_now is provided by the Awslabs Amazon Sns Sqs MCP server (awslabs.amazon-sns-sqs-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Awslabs Amazon Sns Sqs, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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805 Awslabs Amazon Sns Sqs tools catalogued and risk-classified — across an index of 43,000+ MCP servers.