Ensure 'Hide Instance' option is set to 'Yes' for Production SQL Server instances

检查方式

审计方法: SQL 查询

sqlcmd -b -h -1 -W -Q "SET NOCOUNT ON; DECLARE @v int; EXEC master.sys.xp_instance_regread @rootkey = N'HKEY_LOCAL_MACHINE', @key = N'SOFTWARE\Microsoft\Microsoft SQL Server\MSSQLServer\SuperSocketNetLib', @value_name = N'HideInstance', @value = @v OUTPUT; SELECT ISNULL(@v, 0);"

预期输出

1

修复方式

修复方法: 操作指南或基础设施补丁

Perform either the GUI or T-SQL method shown: GUI Method 1. In SQL Server 2022 Configuration Manager, expand SQL Server Network Configuration, right-click Protocols for <InstanceName>, and then select Properties. 2. On the Flags tab, in the Hide Instance box, select Yes, and then click OK to close the dialog box. The change takes effect immediately for new connections. T-SQL Method Execute the following T-SQL to remediate: EXEC master.sys.xp_instance_regwrite @rootkey = N'HKEY_LOCAL_MACHINE', @key = N'SOFTWARE\Microsoft\Microsoft SQL Server\MSSQLServer\SuperSocketNetLib', @value_name = N'HideInstance', @type = N'REG_DWORD', @value = 1;

检查本机

请在您有权审计的机器上运行此命令。扫描为只读操作。

tmaegis scan --target mssql