CVE-2009-1926

Severity

78%

Complexity

99%

Confidentiality

115%

Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allow remote attackers to cause a denial of service (TCP outage) via a series of TCP sessions that have pending data and a (1) small or (2) zero receive window size, and remain in the FIN-WAIT-1 or FIN-WAIT-2 state indefinitely, aka "TCP/IP Orphaned Connections Vulnerability."

Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allow remote attackers to cause a denial of service (TCP outage) via a series of TCP sessions that have pending data and a (1) small or (2) zero receive window size, and remain in the FIN-WAIT-1 or FIN-WAIT-2 state indefinitely, aka "TCP/IP Orphaned Connections Vulnerability."

CVSS 2.0 Base Score 7.8. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:C).

Overview

First reported 15 years ago

2009-09-08 22:30:00

Last updated 6 years ago

2019-02-26 14:04:00

Affected Software

Microsoft Windows 2000 Service Pack 4

Microsoft Windows Server 2003 Service Pack 2

Microsoft Windows Server 2008 Itanium

Microsoft Windows Server 2008 Service Pack 2 for Itanium-Based Systems

Microsoft Windows Server 2008 Service Pack 2 x64 (64-bit)

Windows Server 2008 Service Pack 2 x86

Microsoft Windows Vista

Microsoft Windows Vista Service Pack 1 x64 (64-bit)

Microsoft Windows Vista Service Pack 2 x64 (64-bit)

Microsoft Windows Vista Service Pack 1 (initial release)

Microsoft Windows Vista Service Pack 2

Microsoft Windows XP Service Pack 2

Microsoft Windows XP Professional SP2

Microsoft Windows XP Service Pack 3

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