????? ?????? ?????? ?? ?? 18456

???? ?????? ???? ??????
???? ID: 238477 - ?? ???????? ?? ?????? ??? ?? ?? ???? ???? ???? ??.
??? ?? ??????? ???? | ??? ?? ??????? ????

?????

?? ?? ???? ?????? ?????? Microsoft SQL Server ???? ??? ?? ????? ?? ??? Microsoft Windows NT 4.0-?????? ???????? ??, ?? ???? ????? ?????? ????? ??????? ???? ??:
?????: ????? 18456, ???? 14, ?????? 1, ?????? 1 ????? ?????????? ?? ??? ???? ' \ '
?? ?? ???? ?????? ?????? Microsoft SQL Server ???? ??? ?? ????? ?? ??? Microsoft Windows 2000-?????? ???????? ??, ?? ???? ????? ?????? ????? ??????? ???? ??:
?????: ????? 18456, ???? 14, ?????? 1, ?????? 1 ????? 'NT AUTHORITY\ANONYMOUS ?????' ?????????? ?? ??? ????
?? ?????? ?? ???? ?? ?? SQL ????? ?? ????? ???? ??TCP/IP????? ??????? ????????? ??Multiprotocol??????? ?????? ?? ??? ????? ?? ??? ????? ??????? ??????????

????

?? ????? ????? ???? ?? ?? ?? ??????? ?????? ?????????? ???? ?? ??? Windows NT ??????? ?? ????? ???? ??? ???? ??? ?? ????? ?? ??????? ?? ?????? ????

NTLM ??????? ????? hop ?? ?????? ???? ???? ??????? ??????? ?????? ?? hashes ???? ?? ????? ??? ???????? ?? ??? ????? ???? ????

?????? ?? ???, suppose ????? ??????????? ????? ??:
  • ???? ??? SQL ????? ?? ?? B. ??????? ?? ??????? ????
  • ???? ??? ??? ??????? ???????? C.
  • Server B has been set up up as a linked server on server A by means of either of the following:
    • Theuseselfoption of thesp_addlinkedsrvloginstored procedure.

      -??-
    • TheThey will be impersonated?? ????????????????Linked Server Propertiesdialog box in Enterprise Manager.
Given this configuration, the following applies:

Clients on server A can connect to server A by means of Windows NT authentication, and will be able to successfully run queries against linked server B under their own Windows NT security account (assuming they have been granted appropriate access). Windows NT ??????????? ??? ???? ?? "??? hop" ???? ?? ??? ??? ????? ?? B. ????? ?? ???

??????? C ?? ??????? ??????????? Windows NT ??????? ?? means ?????? ??? ????? ?? ?????? ?? ???? ???? ???????, ??? ?? B ???? ??? ?? ????? ?? ?????? ?? ????? ?? ?????? ??, ?? ???? 18456 ????? ?? ???? ?? ?? "????? hop" ???? ???? ?? ??????? Windows NT ??????????? C ??????? ?? ???? ????? ??? ???????? ????, ?? ?????? ?????? ?? ??? B ????? ?? ??? ??? ????? ?? ????? hop ??????? ???? ?? ?? SQL Server 7.0 Microsoft Windows NT 4.0-?????? ???????? ???

????? ?????????

?? ?????? ?? ?????? ?????? ?? ???, ????? ??? ?? ???? ?? ???? ????::
  • ?? ?? ?? ????? ???? B, ????? ?? ??? ???? ??????? ????? ???? ?? ??? ??? ????? ??????? ?? ??? ????sp_addlinkedsrvlogin????????? ?? ???????? ???????????????? ??? ?? ????? ???????? ????? ?????????? ??????? ????
  • ??? ?? Microsoft Windows 2000-?????? ???????? ?? ?? ??? ?? ?? SQL ????? ?? ??? ??????? ?? ?????? ?????? ??? ??? ???, SQL ????? ??????? ?? ?????? ?? ??? ?? ????? ???? ??? ????? ?? ??? ???????? ???????????? ??????????? ??????? ?????????, ?? ????? ???? ?? ????TCP/IP????? ??????? ????????? ??Multiprotocol????? ??????? ?????????? SQL ????? ?? ??? ????? ??????? ????????? ?? ???????? ???? ?? ??? ????? ??????? ?????? ?? ??????

???

???? ID: 238477 - ????? ???????: 02 ?????? 2010 - ??????: 2.0
???? ???? ???? ??:
  • Microsoft SQL Server 7.0 Standard Edition
??????: 
kbprb kbmt KB238477 KbMthi
???? ?????? ????????
??????????: ?? ???? ?? ???? ??????? ?? ????? ?? Microsoft ????-?????? ?????????? ?????? ?????? ???? ??? ??. Microsoft ???? ??? ????-???????? ?? ????-???????? ????? ?????? ?? ???? ???????? ???? ?? ???? ????? ????? ??? ?? ??? ?????? ?? ???? ???? ???? ??? ????? ??. ???????, ????-???????? ???? ????? ???? ???? ???? ???. ?????, ????????, ?????-???? ?? ??????? ?? ???????? ?? ???? ???, ???? ?? ??? ?????? ???? ???? ??? ????? ??? ?? ???? ??. Microsoft ??????? ??? ???? ?? ?????? ?? ??????????, ????????? ?? ??? ?????? ?? ???? ????? ?? ???? ???????? ?? ??? ???? ????? ?? ??? ????????? ???? ??. Microsoft ????-?????? ?????????? ?? ????? ?????? ?? ?? ??? ??.
?????????? ?? ??????? ????????? ??????? ??:238477

??????????? ???

 

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