Lista todas as fontes indexadas no banco vetorial (manuais, portarias, etc.).
AI agents call listar_fontes to retrieve information from Manual RAG — SIH/SUS Query System without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and lists metadata about indexed sources (manuals, ordinances) from a vector database. It performs a read-only query operation with no capability to modify, delete, or execute external operations. The blast radius of misuse is minimal—an agent could only enumerate available sources, which is informational. This is a straightforward Read category tool.
From the tool's definition Tool name 'listar_fontes' and description 'Lista todas as fontes indexadas no banco vetorial (manuais, portarias, etc.)' indicate a retrieval/listing operation that queries indexed sources without modification or side effects.
Attacks that exploit this kind of access
Lista todas as fontes indexadas no banco vetorial (manuais, portarias, etc.). It is categorised as a Read tool in the Manual RAG — SIH/SUS Query System MCP Server, which means it retrieves data without modifying state.
Register the Manual RAG — SIH/SUS Query System MCP server in PolicyLayer and add a rule for listar_fontes: 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 Manual RAG — SIH/SUS Query System. Nothing to install.
listar_fontes 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 listar_fontes 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 listar_fontes. 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.
listar_fontes is provided by the Manual RAG — SIH/SUS Query System MCP server (leonardo-amaral-3/mcp-datasus). 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.
Teams ship this data inside their own products. See what a licence covers →