AI agents call get_k8s_events to retrieve information from Amazon Bedrock Knowledge Base Retrieval MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool name pattern 'get_*' combined with 'k8s_events' indicates a data retrieval operation with no side effects. Kubernetes event retrieval is a standard observability/monitoring query operation that reads event logs. The empty description lowers confidence slightly, but the naming convention is a reliable indicator.
From the tool's definition Tool name 'get_k8s_events' strongly suggests querying/retrieving Kubernetes events. The 'get' prefix indicates a read operation that retrieves existing data without modification. No description provided to confirm this assessment.
Documented attack patterns abuse exactly the kind of access get_k8s_events gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Amazon Bedrock Knowledge Base Retrieval MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_k8s_events:
{
"version": "1",
"default": "deny",
"tools": {
"get_k8s_events": {}
}
} get_k8s_events is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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get_k8s_events. It is categorised as a Read tool in the Amazon Bedrock Knowledge Base Retrieval MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Amazon Bedrock Knowledge Base Retrieval MCP Server MCP server in PolicyLayer and add a rule for get_k8s_events: 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 Amazon Bedrock Knowledge Base Retrieval MCP Server. Nothing to install.
get_k8s_events 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 get_k8s_events 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 get_k8s_events. 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.
get_k8s_events is provided by the Amazon Bedrock Knowledge Base Retrieval MCP Server MCP server (awslabs.bedrock-kb-retrieval-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Amazon Bedrock Knowledge Base Retrieval MCP Server, 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 Amazon Bedrock Knowledge Base Retrieval MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.