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  3. Microsoft Windows DNS Devolution Third-Level Domain Name Resolving Weakness

Microsoft Windows DNS Devolution Third-Level Domain Name Resolving Weakness

Risk

Medium

Date Discovered

June 9, 2009

Description

Microsoft Windows is prone to a weakness that affects the Windows DNS client and arises because of a design error in the DNS devolution process. The attacker could set up a malicious site and carry out attacks against victims who are inadvertently directed to the malicious site. These attacks could include disclosure of the private IP address, disclosure of authentication credentials, modification of client proxy settings, phishing, redirection to other malicious sites, enticing vulnerable users to download malware, and more.

Technologies Affected

  • Microsoft Windows 2000 Advanced Server SP4
  • Microsoft Windows 2000 Datacenter Server SP4
  • Microsoft Windows 2000 Professional SP4
  • Microsoft Windows 2000 Server SP4
  • Microsoft Windows Server 2003 Itanium SP2
  • Microsoft Windows Server 2003 SP2
  • Microsoft Windows Server 2003 x64 SP2
  • Microsoft Windows Server 2008 for 32-bit Systems
  • Microsoft Windows Server 2008 for 32-bit Systems SP2
  • Microsoft Windows Server 2008 for Itanium-based Systems
  • Microsoft Windows Server 2008 for Itanium-based Systems SP2
  • Microsoft Windows Server 2008 for x64-based Systems
  • Microsoft Windows Server 2008 for x64-based Systems SP2
  • Microsoft Windows Vista Business
  • Microsoft Windows Vista Business SP1
  • Microsoft Windows Vista Business SP2
  • Microsoft Windows Vista Enterprise
  • Microsoft Windows Vista Enterprise SP1
  • Microsoft Windows Vista Enterprise SP2
  • Microsoft Windows Vista Home Basic
  • Microsoft Windows Vista Home Basic SP1
  • Microsoft Windows Vista Home Basic SP2
  • Microsoft Windows Vista Home Premium
  • Microsoft Windows Vista Home Premium SP1
  • Microsoft Windows Vista Home Premium SP2
  • Microsoft Windows Vista Ultimate
  • Microsoft Windows Vista Ultimate SP1
  • Microsoft Windows Vista Ultimate SP2
  • Microsoft Windows Vista x64 Edition
  • Microsoft Windows Vista x64 Edition SP1
  • Microsoft Windows Vista x64 Edition SP2
  • Microsoft Windows XP Home SP2
  • Microsoft Windows XP Home SP3
  • Microsoft Windows XP Media Center Edition SP2
  • Microsoft Windows XP Media Center Edition SP3
  • Microsoft Windows XP Professional SP2
  • Microsoft Windows XP Professional SP3
  • Microsoft Windows XP Professional x64 Edition
  • Microsoft Windows XP Professional x64 Edition SP2
  • Microsoft Windows XP Tablet PC Edition SP2
  • Microsoft Windows XP Tablet PC Edition SP3

Recommendations

Disable any unneccessary default services.

Disable DNS devolution, but note that this may reduce functionality of any applications or configurations that rely on its behavior.
The vendor has released an advisory and updates. Please see the referenced advisory for details.

References

Credits

Microsoft
Copyright © Symantec Corporation.
Permission to redistribute this alert electronically is granted as long as it is not edited in any way unless authorized by Symantec Security Response. Reprinting the whole or part of this alert in any medium other than electronically requires permission from secure@symantec.com.

Disclaimer
The information in the advisory is believed to be accurate at the time of publishing based on currently available information. Use of the information constitutes acceptance for use in an AS IS condition. There are no warranties with regard to this information. Neither the author nor the publisher accepts any liability for any direct, indirect, or consequential loss or damage arising from use of, or reliance on, this information.
Symantec, Symantec products, Symantec Security Response, and secure@symantec.com are registered trademarks of Symantec Corp. and/or affiliated companies in the United States and other countries. All other registered and unregistered trademarks represented in this document are the sole property of their respective companies/owners.

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