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

MoyenneNiveau 1Automatiséemssql

Description

Enabling Ad Hoc Distributed Queries allows users to query data and execute statements on external data sources. This functionality should be disabled. Both value and value_in_use must equal 0. Default: By default, this option is disabled (0). Runs one sqlcmd query with its defaults (Windows authentication to the local default instance); set SQLCMDSERVER, SQLCMDUSER and SQLCMDPASSWORD for another instance or SQL authentication. Needs VIEW SERVER STATE / sysadmin-level read access.

Méthode de vérification

Méthode d'audit: Requête 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';"

Sortie attendue: compliant

Méthode de correction

Méthode de correction: Instruction SQL

shell

sqlcmd -b -h -1 -W -Q "SET NOCOUNT ON; EXEC sp_configure 'show advanced options', 1; RECONFIGURE; EXEC sp_configure 'Ad Hoc Distributed Queries', 0; RECONFIGURE; EXEC sp_configure 'show advanced options', 0; RECONFIGURE;"

Propriétés

Systèmes d'exploitation: Tous
Étiquettes: mssqldatabasesurface-area
Référence: CIS Microsoft SQL Server 2025 Benchmark v1.0.0 - 2.1 Ensure 'Ad Hoc Distributed Queries' Server Configuration Option is set to '0'

Vérifier cet hôte

Exécutez cette commande sur une machine que vous êtes autorisé à auditer. L'analyse est en lecture seule.

shell

tmaegis scan --target mssql