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How to Enable & Disable XP_CMDSHELL using SP_CONFIGURE in SQL Server

Introduction

In this tip we will take a look at the step to follow to enable or disable XP_CMDSHELL using SP_CONFIGURE system stored procedure. In order to use XP_CMDSHELL you need to be a system administrator. Read the following article which explains how to allow non-administrators to use XP_CMDSHELL.

Error Message Received when XP_CMDSHELL is Disabled

You would end up getting the below mentioned error message when XP_CMDSHELL is disabled.

Msg 15281, Level 16, State 1, Procedure xp_cmdshell, Line 1 SQL Server blocked access to procedure 'sys.xp_cmdshell' of component 'xp_cmdshell' because this component is turned off as part of the security configuration for this server. A system administrator can enable the use of 'xp_cmdshell' by using sp_configure. For more information about enabling 'xp_cmdshell', see "Surface Area Configuration" in SQL Server Books Online.

How to Enable XP_CMDSHELL using SP_CONFIGURE?

Steps to enable XP_CMDSHELL in SQL Server are:-

A database administrator can enable XP_CMDSHELL using SP_CONFIGURE system stored procedure. T o enable XP_CMDSHELL execute the below mentioned script.

Use Master
GO

EXEC master.dbo.sp_configure 'show advanced options', 1
RECONFIGURE WITH OVERRIDE
GO

EXEC master.dbo.sp_configure 'xp_cmdshell', 1
RECONFIGURE WITH OVERRIDE
GO

Query Output

Configuration option 'show advanced options' changed from 0 to 1. Run the RECONFIGURE statement to install. Configuration option 'xp_cmdshell' changed from 0 to 1. Run the RECONFIGURE statement to install.

Related Articles and Tips

How to Disable XP_CMDSHELL using SP_CONFIGURE?

Steps to disable XP_CMDSHELL in SQL Server are:-

It is always considered as a best practice to disable XP_CMDSHELL when not in use. A database administrator can disable XP_CMDSHELL using SP_CONFIGURE system stored procedure. To disable XP_CMDSHELL execute the below mentioned script.

Use Master
GO

EXEC master.dbo.sp_configure 'xp_cmdshell', 0
RECONFIGURE WITH OVERRIDE
GO

EXEC master.dbo.sp_configure 'show advanced options', 0
RECONFIGURE WITH OVERRIDE
GO

Query Output

Configuration option 'xp_cmdshell' changed from 1 to 0. Run the RECONFIGURE statement to install.
Configuration option 'show advanced options' changed from 1 to 0. Run the RECONFIGURE statement to install.

Conclusion

As a best practice one should always disable XP_CMDSHELL access and it should be enable or disable using SP_CONFIGURE system stored procedure.

Chetna Bhalla

Chetna Bhalla

LESS ME MORE WE

Chetna Bhalla, the founder of MyTechMantra.com, believes that by sharing knowledge and building communities, we can make this world a better place to live in. Chetna is a Graduate in Social Sciences and a Masters in Human Resources and International Business. She is an alumnus of Vignana Jyothi Institute of Management, Hyderabad, India. After graduation, Chetna founded this website, which has since then become quite a favorite in the tech world. Her vision is to make this website the favorite place for seeking information on Databases and other Information Technology areas. She believes that companies which can organize and deploy their data to frame strategies are going to have a competitive edge over others. Her interest areas include Microsoft SQL Server and overall Database Management. Apart from her work, Chetna enjoys spending time with her friends, painting, gardening, playing the violin, and spending time with her son.

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