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Vulnerability Score 5.0 5.0
CVE Id CVE-2005-1649
Last Modified 07 Mar 2011 09:22:35
Published 18 May 2005 12:00:00
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



The IpV6 support in Windows XP SP2, 2003 Server SP1, and Longhorn, with Windows Firewall turned off, allows remote attackers to cause a denial of service (CPU consumption) via a TCP packet with the SYN flag set and the same destination and source address and port, a variant of CVE-2005-0688 and a reoccurrence of the "Land" vulnerability (CVE-1999-0016).

Vulnerable Systems

Operating System

  • Microsoft Windows 2003 Server Datacenter 64-bit

  • Microsoft Windows 2003 Server Enterprise

  • Microsoft Windows 2003 Server Enterprise 64-bit

  • Microsoft Windows 2003 Server R2

  • Microsoft Windows 2003 Server Standard

  • Microsoft Windows 2003 Server Web

  • Microsoft Windows Xp


VUPEN - ADV-2005-0559

BID - 13658

NTBUGTRAQ - 20050516 Windows (XP, 2k3, Longhorn) is vulnerable to IpV6 Land attack.

Last Updated: 27 May 2016 10:40:14