Medium Risk

modify-replication-group

Modify an existing Amazon ElastiCache replication group. This tool modifies the settings of an existing replication group including: - Node configuration - Security settings - Maintenance settings - Backup settings - Engine settings - Monitoring settings - User group settings Args: request:...

Part of the AWS ElastiCache MCP Server MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

AI agents use modify-replication-group to create or modify resources in AWS ElastiCache MCP Server. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.

Without a policy, an AI agent could call modify-replication-group repeatedly, creating or modifying resources faster than any human could review. Intercept's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach AWS ElastiCache MCP Server.

Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.

aws-elasticache-mcp-server.yaml
tools:
  modify-replication-group:
    rules:
      - action: allow
        rate_limit:
          max: 30
          window: 60

See the full AWS ElastiCache MCP Server policy for all 39 tools.

Tool Name modify-replication-group
Category Write
Risk Level Medium

View all 39 tools →

Agents calling write-class tools like modify-replication-group have been implicated in these attack patterns. Read the full case and prevention policy for each:

Browse the full MCP Attack Database →

Other tools in the Write risk category across the catalogue. The same policy patterns (rate-limit, validate) apply to each.

What does the modify-replication-group tool do? +

Modify an existing Amazon ElastiCache replication group. This tool modifies the settings of an existing replication group including: - Node configuration - Security settings - Maintenance settings - Backup settings - Engine settings - Monitoring settings - User group settings Args: request: The ModifyReplicationGroupRequest object containing all parameters Returns: Dict containing information about the modified replication group.. It is categorised as a Write tool in the AWS ElastiCache MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on modify-replication-group? +

Add a rule in your Intercept YAML policy under the tools section for modify-replication-group. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the AWS ElastiCache MCP Server MCP server.

What risk level is modify-replication-group? +

modify-replication-group is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit modify-replication-group? +

Yes. Add a rate_limit block to the modify-replication-group rule in your Intercept 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.

How do I block modify-replication-group completely? +

Set action: deny in the Intercept policy for modify-replication-group. 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.

What MCP server provides modify-replication-group? +

modify-replication-group is provided by the AWS ElastiCache MCP Server MCP server (awslabs.elasticache-mcp-server). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Let agents act without letting them run wild.

Deterministic policy on every MCP tool call. Per-identity grants. Full audit log.

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