Ensure 'Ad Hoc Distributed Queries' Server Configuration Option is set to '0'

MediaNivel 1Automatizadamssql

Descripción

Enabling Ad Hoc Distributed Queries allows users to query data and execute statements on external data sources. This functionality should be disabled. This feature can be used to remotely access and exploit vulnerabilities on remote SQL Server instances and to run unsafe Visual Basic for Application functions.

Cómo se verifica

Método de auditoría: Consulta SQL

sql_query

sqlcmd -b -h -1 -W -Q "SET NOCOUNT ON; SELECT CASE WHEN CAST(value AS int) = 0 AND CAST(value_in_use AS int) = 0 THEN 'compliant' ELSE 'noncompliant' END FROM sys.configurations WHERE name = 'Ad Hoc Distributed Queries';"

Salida esperada: compliant

Cómo se corrige

Método de corrección: Guía o parche de infraestructura

For AWS RDS Instances, please refer to the documentation for using Parameter Groups here: Working with parameter groups Run the following T-SQL command: EXECUTE sp_configure 'show advanced options', 1; RECONFIGURE; EXECUTE sp_configure 'Ad Hoc Distributed Queries', 0; RECONFIGURE; GO EXECUTE sp_configure 'show advanced options', 0; RECONFIGURE;

Propiedades

Sistemas operativos: Cualquiera
Etiquetas: mssqlsqlserver-2022
Referencia: CIS Microsoft SQL Server 2022 Benchmark v1.3.0 - 2.1 Ensure 'Ad Hoc Distributed Queries' Server Configuration Option is set to '0'

Verificar este host

Ejecute esto en un equipo que tenga permiso para auditar. El escaneo es de solo lectura.

shell

tmaegis scan --target mssql