arvan_attach_security_group_to_server
Attach a security group to a server.
This record as markdown: /tools/dwin-gharibi-arvancloud-mcp/arvan-attach-security-group-to-server.md
What arvan_attach_security_group_to_server does on ArvanCloud MCP Server
AI agents use arvan_attach_security_group_to_server to create or update resources in ArvanCloud MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ArvanCloud MCP Server environment.
Why arvan_attach_security_group_to_server is rated Medium
This tool modifies server security group configuration, which is a reversible write operation that changes firewall/access rules. While not destructive (the change can be reversed by detaching), it has high severity because misconfiguration directly impacts server security posture and access control—an AI agent could unintentionally expose a server to unauthorized access or lock out legitimate traffic.
From the tool's definition Tool name 'arvan_attach_security_group_to_server' and description 'Attach a security group to a server' indicate modification of server security configuration. 'Attach' is a write operation that modifies network/security policies on a live server.
Attacks that exploit this kind of access
The rule that runs arvan_attach_security_group_to_server safely
PolicyLayer is an MCP gateway: it sits between your AI agents and ArvanCloud MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For arvan_attach_security_group_to_server, this is the rule to start with:
arvan_attach_security_group_to_server stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect ArvanCloud MCP Server, apply this rule, and every arvan_attach_security_group_to_server call is checked against it from then on.
Questions about arvan_attach_security_group_to_server
Attach a security group to a server. It is categorised as a Write tool in the ArvanCloud MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the ArvanCloud MCP Server MCP server in PolicyLayer and add a rule for arvan_attach_security_group_to_server: 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 ArvanCloud MCP Server. Nothing to install.
arvan_attach_security_group_to_server is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the arvan_attach_security_group_to_server 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 arvan_attach_security_group_to_server. 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.
arvan_attach_security_group_to_server is provided by the ArvanCloud MCP Server MCP server (dwin-gharibi/arvancloud-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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