MSSQL dangerous extended storage process

Drop procedure sp_makewebtask
Exec master .. sp_dropextendedproc xp_cmdshell
Exec master .. sp_dropextendedproc xp_dirtree
Exec master .. sp_dropextendedproc xp_fileexist
Exec master .. sp_dropextendedproc xp_terminate_process
Exec master .. sp_dropextendedproc sp_oamethod
Exec master .. sp_dropextendedproc sp_oacreate
Exec master .. sp_dropextendedproc xp_regaddmultistring
Exec master .. sp_dropextendedproc xp_regdeletekey
Exec master .. sp_dropextendedproc xp_regdeletevalue
Exec master .. sp_dropextendedproc xp_regenumkeys
Exec master .. sp_dropextendedproc xp_regenumvalues
Exec master .. sp_dropextendedproc sp_add_job
Exec master .. sp_dropextendedproc sp_addtask
Exec master .. sp_dropextendedproc xp_regread
Exec master .. sp_dropextendedproc xp_regwrite
Exec master .. sp_dropextendedproc xp_readwebtask
Exec master .. sp_dropextendedproc xp_makewebtask
Exec master .. sp_dropextendedproc xp_regremovemultistring