The ImpersonateClient property exposes the security context for nonadministrative users executing xp_cmdshell.
object.ImpersonateClient [= value]
object
Expression that evaluates to an object in the Applies To list
value
TRUE or FALSE
Boolean
Read/write
HRESULT GetImpersonateClient(LPBOOL pRetVal);
HRESULT SetImpersonateClient(BOOL NewValue);
xp_cmdshell, a Microsoft® SQL Server™ system stored procedure, executes an operating system command, returning any results of command execution as text.
If TRUE, xp_cmdshell runs in the security context of the client connection.
If FALSE, xp_cmdshell runs in the security context of SQL Server Agent. The default is FALSE.