???? tar pit SMTP ?? ???? ??????? Windows Server 2003

?????? ????????? ?????? ?????????
???? ???????: 842851 - ??? ???????? ???? ????? ????? ??? ???????.
????? ???? | ?? ????

?? ??? ??????

??????? ??????: 10 ???? 2005

???? Microsoft ?????? "??? ??????? ?????? ?? Microsoft ??? ??? ??????? ??????? ????????? ?????????. ????? "??????? ????????? ??????" ??????? ?????? ?????? ??????? ??? ??? ???????. ???? "??????? ????????? ??????" ? ?? ?????? ???? Microsoft ?????? ??? ?????:
http://www.microsoft.com/technet/security/advisory/842851.mspx

????? ???

?????? ??? ??????? ???????? ??? ?????? ?????? (SMTP) "tar pitting." ?? ???? tar pit ???? SMTP ?????? ??? ???? ??????? ???? ????? ??????? Microsoft Windows Server 2003 Service Pack 1 (SP1). ?????????? ??? ????? ?????? tar pit. ???????? ???? tar pit ??? ??? ????? ????? ?????? ?? ???? ????? ????? ??????? TarpitTime.

??????? ????

?? ??????? ?? "SMTP pitting tar" ?

tar pitting ?? ?????? ?? ??? ????? ?? ????? ?? ??? ??????? SMTP ???????? ?? ?????? ?????????? ???????? ?? ?? ???? ?????? ?????? ??? ??????? ????. ????? ?????? ????? ??? ??????? ?? ????????? ???? ??? ????? ???? ????? ????? ?? ???? ??????. ???? ????? ?????? SMTP, ????? ????? ???? ????? ?????? ?????????? ???????? ???? ????????? ?? ??? ???? ???? ?? ???? ????? ?? ???? ????? ???? ????. ?? ???? ???? ?????? ??????? ????? ????? ?????? tar pitting.

????? ?????? tar pit ?? ???? ??????? Windows Server 2003 ??? ??? ?????? SMTP ???? ??????. ???? ?????? tar pit ?? Windows Server 2003 ?? ???? ????? ???? ?????????? ???? ????? ??? ???? ??????? 5.x.x ???????? SMTP. ???? ??????? ????? ????? ???? ??? ??????? ?????? ???? tar pit. ?????? ??? ??????? ??? ????? ????? ????? ???? ??? ??????? ?????? ???? tar pit ???? ??? "????? ????? ???? tar pit ?".

??? ???? ????? ??? ??? ??? ????? tar pitting

?? ???? ????? ????? ????????? Microsoft Exchange Server 2003 ??? ??????? tar pitting. ??? ?? ????? ????? ????????? ? tar pitting ??? ???????? ?? ???? ?????? ?????? Exchange Server.

?? ???? ????? ???? tar pit ??? ???? ?????? ???? ???? SMTP. ???????? ??? ???? ???? ????? ?????? ???? ?????? ??? ?????? ?????? ?? ?? tar pitting ?? ????? ?? ????? ???? ???? ???????.

tar pitting ???? ??? ??????? SMTP ?????????? ??? ????? ?????? ???. ????? ??? ??? ???????? ??? ???????. ????? ?? ???? ????? ?????? ?? ???? SMTP ?? ????? ???? ???? ????? ??? ?? tar pitting ??? ??????? ??? ???? ??? ???????? ??? ????? ????? pitting tar ?????? ??? ??? ?????? ??????? SMTP.

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

??????? ??????? ???? ????? ?? Exchange 2003. ????? ????????? ???? ?? ????? ?? ????? ?????? ?????? ??????? ?????? ???? ??? ? ?? ????? ??????? ??? ????? ?? ???? ?????? "Active Directory" ????? ????????.

????? ?? ????????? ??? ????? ????? ????? ????? ????????? ???? Microsoft Exchange Server 2003 ??????? ??? ??????.

??? ????? ??????? ????? ???? ?? ???? ????? ????? ?????? ??????? ??????? ??? ????? ?? ????????? ???????. ?? ??? ??? ?????? ?? ???????? SMTP ??? ??? ?? ??????.

???? ??? ?????? ????? ????? ?????? ?? ??????? ?? ?????? ??? ????? ??? ???? Exchange. ??? ??? ???? ?? ??? ???? ?????? ?????? ??? ????? ?? ??? ??????? ????? ??????? ???? ??????? (NDR) ?????? ??? ???? ???? ?? ???? ?????? ?????.

??? ?? ??? ?????? ?? ????? ????????? ???? ?????? ???? ??? ??????? ??? ?????? ?????? ?????????? ??? ???? ?? ????? Exchange ?????? ???????? ?????? ???? Exchange. ??? ???????? ???? Exchange ??? ??????, ???? ??? ????? ?????? NDR ?????? ??? ????.

?????? ???? ?? ???? ?????? NDRs ?? Microsoft Exchange 2000 Server Exchange 2003. ??? ???? ??? RFC 2821 ?? NDRs ??? ?? ??? ????? ??????? ??? ????? ?? ???? ???? ????? ?????? ??????????. ????? ?? ????????? ??? ????? ????? ???? NDR ???? Exchange Server 2003 ??????? ??? ??????.

????? tar pitting ? ??????? ????? ????? ???? ?

???? ????? ????????? ??? ???? ???? ????? ??????? ???? ???? ????? ???? harvest ????? ?????? ???????? ????? ????. ?? harvest ??????? ?????? "?????" ?? ????? ????? ?????? ?????????? ??????? ??????? ?????? ????? ????? ?? ????? ?????? ?????????? ?????? ??? ?????? ????? ?? ????????. ????? ?? ????? ??????? ??? ?? ??? ??? ?? ????? ???? ???????? ???? ?? ??? ????. ?????? ??????? ?? ????? ?????? ?????? ?????????? ???????? ?????? ?????? ?????????? ???????? ?? ?????? ???? illegitimate.

??? ????? ???? ??????? ????????? ????? ?????? ????? ?? ?? ??? ??? ??? ???? ???????? ??? ???? ?? ??? ???? ????? ?????? SMTP. ??? ????? ???? ??????? ????????? ?? ??? ???? ??????? ????? NDR ??? ??? guessed.

??? ????? ???? ??????? ????????? ????? tar pit ???? ??? ????? ?????????? ??? ????? ?????? ?????????? ??? ???? ???? ????. ???? ?? ???? ??? ?????? ??????.

?????? ??? ???? ????? ????????? ????? ?????? ?? ???? ?????????? ?????? ????? ?? ?????? ????????? ?? ??????? ?? ?????? ???? NDRs ???? ?? ??????? ?????? ??????. ??? ?? ???? ?????? NDR ???????, ????? ?????? ??? ???????. ????? ?? ??? ?????? ??????? ???? NDRs ??? ????? ??? ???? ??? ?? ??? ????????? ????? ?????? SMTP.

????? ??? ???? ??? ??? Exchange ?? ????? ??? ???????? ?? ????? ????? ?

????? ????? Exchange ?? ?????? ??? ????????. ?????? ????? ??? ?? ?????? ????? ????????? ?? ??? NDRs.

??? ?? discussed ? ????? NDRs ??? ????? ??????? ?? RFC. ????? ????? NDRs ?? ???? ???? ??? ??????. ????? NDRs ????? inconveniences ???????? ?????? ???? ???? ????? ???????? ?? ????? ??????? ????? ???? ???????? ?????? ????? ???? ????????. ??? ???? ????????? ????? ?????? ?????????? ?? ?? ?? ??? ????? NDR ????? ?????? ?????????? ?? ??? ??? ?????? ?????? ??.

??? ?? ????? ???? ??????? ??????? ?? ???? ???? ?? ??? ?? ???? harvest. ??? ????? ?? ???? ??? ????? ??? ???? ??? ???????? ?? ?????? ?? ???? ??? NDR. ???? ??? NDR ?? ??? ???? ?? ??? ??????? ????? ?????? ?????? ???? ?? ???? ????? ?????? ?????????? ??? ???? ?? purporting ?? ??? ??????. floods ?????? ????? ?? ?? ?????? ?????? ?? ?????? NDR ?????? dutifully.

????? harvest ?????? ?????????? ? ??????? ??? NDR ??????? ?????? ?????????? ???????? ???? ??? ????? ??? ??????? ?? ???????? SMTP ????? ?? ???????? ???? ?????? ?????????? ?????????. ???? ??????? ??? ?????? ????? ??? ?? ?? ????????? ??? ????? ??????? ?????? ??????? ???? ?????? ????????.

tar pitting ?? ?????? ???? ?? ???? ?? ?? ????? SMTP ????? ????? ??????? ??? ?????????? ?????????? ?? ?????????.

????? ????? ???? tar pit

??? ??? ?????? ?? ????? ?? ?????? ??? ????? ?????? ?? ????? ????? ???????. ??? ???? ?? ???? ?????? ????? ?? ???? ????? ????? ?????? ??? ?????. ????? ???? ?? ???? ??????? ??????? ??????. ?????? ??? ??????? ??????? ??? ???? ???????? ?? ????? ??? ??????. ?? ????? ??????? ????? ?? ???? ???? ?????. ?????? ??? ???? ?? ????????? ??? ????? ??? ???? ???????? ?? ????? ????????? ???? ??? ??? ??????? ?????? ?????? ?? "????? ??????? ?? Microsoft:
322756????? ??? ???? ???????? ? ??????? ??????? ?? Windows


???? ?? ??? ????? ???? tar pit ??????? ?????? ????? ?????. ?????? ????? ???? ??????? ???????.

?????? ?? ???? ??? ???? ????? ??????? TarpitTime ????? Exchange ??? ?? ??? ?? ????? ???? ????? ??????? ??? ??? 0. ??? ????? ??????? ??? ???? 0, ???? ?? ????? ??? ????? ?????????? ?????? ?? ????? SMTP.
  1. ???? ??? ???? ???? ??? ????? ????? regedit ?? ?????? ??? ? ?? ???? ??? ?????.
  2. ??? ???? ?? ??? ????? ??????? ?????? ??????:
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SMTPSVC\Parameters
  3. ?? ??????? ????? ? ??? ??? ???? ?? ???? ??? ???? DWORD.
  4. ???? TarpitTime ???? ????? ??????? ?? ?? ???? ENTER.
  5. ?? ??????? ????? ? ???? ??? ?????.
  6. ???? ??? ????.
  7. ?? ?????? ?????? ?????? ? ???? ??? ??????? ???? ???? ?? ????? ?????????? ?????? ?? ????? SMTP ??? ????? ??? ?????. ?? ???? ??? ?????. ??? ???? ??????? ???? 5 ?? ???? ??? ?????. ??? ???? ???????? ?????? ?? ????? SMTP ???? 5 ?????.
  8. ?? ?????? "???? ???????".
  9. ????? ????? ???? ???????? ??? ?????? ?????? (SMTP).

?? ?????? ??????? pitting tar ??? Windows Server 2003 ??? ?????? ??????? Exchange 2003

???? ?????. tar pitting ???? ????? ???? Windows Server 2003 SMTP ???. ???? SMTP ??? ??????? ?? ??? Exchange ? ???? ?? ?????? ?????? ??????? ????.

???? tar pit ?????? ????? ?????????? ??? 5.x.x. ???? ?? ??????? ????? ?? ??????? ???? ??? ???????, ?? ????? ??? ????? ?????? tar pit.

?????

???? ?????? ??? ????? ???? ?? ??? ??????? ???:
899492????? ????? ????? ???????? ?? ??? ??????? ?????? ?????? ?????????? Exchange Server 2003


?? ????? ??????? ?????? ?? ????? ??? ??????? ??? ???????? ?????? ???? ?????? ?????????? ??????? ????. ????? ?? ????????? ??? ???? ??????? ????????? ???? ??? ??? ??????? ?????? ?????? ?? "????? ??????? ?? Microsoft:
823866????? ????? ????? ????? ??????? "????? ???? ????? ???????" (RBLs) ?????? ????? ????? ????????? ?? Exchange 2003
?????? ??? ???? ?? ????????? ??? ????? ??? ???????? ???? ??????? ?? Exchange 5. 5? ???? ??? ??? ??????? ?????? ?????? ?? "????? ??????? ?? Microsoft:
837794??????? ??????? ?? Exchange Server 5.5 ??? ???? ?????? ?? ??? ??? ???? ??? ??? ???? Internet Mail Service ?? ???? NDRs
????? ?? ????????? ??? SMTP ????? ???? ???? ???? ????? ?????? ????? ?????? ??? ????????? ???? ??? ??? ??????? ?????? ?????? ?? "????? ??????? ?? Microsoft:
304897???? ????? SMTP ?? Exchange Server ? Windows XP ?? Windows 2000
?????? ??? ???? ?? ????????? ??? ??????? ????? Microsoft? ???? ??? ??? ??????? ?????? ?????? ?? "????? ??????? ?? Microsoft:
824684??? ????????? ???????? ????????? ?? ??? ??????? ????? Microsoft

???????

???? ???????: 842851 - ????? ??? ??????: 23/?? ??????/1428 - ??????: 9.9
????? ???
  • Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
  • Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
  • Microsoft Windows Server 2003, Standard Edition (32-bit x86)
  • Microsoft Exchange Server 2003 Enterprise Edition
  • Microsoft Exchange Server 2003 Standard Edition
  • Microsoft Windows Small Business Server 2003 Standard Edition
  • Microsoft Windows Small Business Server 2003 Premium Edition
????? ??????: 
kbmt kbqfe kbhotfixserver kbsecadvisory kbprb kbwinserv2003presp1fix KB842851 KbMtar
????? ????
???: ??? ????? ??? ?????? ???????? ?????? ????? ???? ????? ?????????? ????? ?? ????????? ?????? ????. ???? ???? ?????????? ???? ?? ???????? ???????? ?????? ????????? ????? ????????? ???????? ????? ???????? ?????? ?? ?????? ??? ?? ???????? ???????? ?? ????? ??????? ?????? ??? ??????? ?????? ??. ?????? ?? ???? ??? ??????? ???????? ????? ?? ???? ????? ?????? ??? ????? ??? ????? ??????? ?? ????? ?? ?????? ??? ??? ??????? ??????? ?? ????? ????? ????? ????? ?????. ?? ????? ???? ?????????? ??????? ??? ????? ?? ??????? ?? ????? ?????? ?? ??? ????? ?? ????? ??????? ?? ???????? ?? ??? ???????. ???? ???? ?????????? ???????? ??? ????? ?????? ??????? ??????
???? ??? ????? ??????? ?????? ??????????842851

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

 

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