Denial of Service in Windows Server 2003 and Windows XP


Reported March 8, 2005, by Dejan Levaja

VERSIONS AFFECTED

         Windows Server 2003 and Windows XP with Service Pack 2i

DESCRIPTION

A Denial of Service condition can be caused by sending a specially crafted packet to the system. After the packet is received the system will then become unresponsive for several seconds. Some testers report that a DoS condition exists for as much as half a minute or more. Testers also report that the system reaches 100% CPU utilization during the DoS condition.

VENDOR RESPONSE

The discoverer said he contacted Microsoft on February 25, 2005 to report the condition. No response from Microsoft was available at hte time of this writing and it is unknown whether other versions of Windows are affected by the problem.

CREDIT
Discovered by Dejan Levaja

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