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Vulnerability Score 5.0 5.0
CVE Id CVE-2000-1039
Last Modified 05 Sep 2008 04:22:30
Published 09 Jan 2001 12:00:00
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



Various TCP/IP stacks and network applications allow remote attackers to cause a denial of service by flooding a target host with TCP connection attempts and completing the TCP/IP handshake without maintaining the connection state on the attacker host, aka the "NAPTHA" class of vulnerabilities. NOTE: this candidate may change significantly as the security community discusses the technical nature of NAPTHA and learns more about the affected applications. This candidate is at a higher level of abstraction than is typical for CVE.

Vulnerable Systems

Operating System

  • Microsoft Windows 95

  • Microsoft Windows 98

  • Microsoft Windows 98se

  • Microsoft Windows Me

  • Microsoft Windows Nt 4.0


CERT - CA-2000-21

BID - 2022

MS - MS00-091

BINDVIEW - 20001130 The NAPTHA DoS vulnerabilities

WIN2KSEC - 20001204 NAPTHA Advisory Updated - BindView RAZOR

Last Updated: 27 May 2016 10:35:59