// For flags

CVE-2009-1926

 

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

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 y SP3, Server 2003 SP2, Vista Gold, SP1 y SP2, y Server 2008 Gold y SP2 permiten a los atacantes remotos provocar una denegación de servicio (interrupción de TCP) por medio de una serie de sesiones TCP que tienen datos pendientes y un tamaño de ventana de recepción (1) pequeña o (2) cero y permanecen en el estado FIN-WAIT-1 o FIN-WAIT-2 indefinidamente, también se conoce como "TCP/IP Orphaned Connections Vulnerability".

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2009-06-04 CVE Reserved
  • 2009-09-08 CVE Published
  • 2024-10-17 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
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Windows 2000
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-sp4
Affected
Microsoft
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Windows Server 2003
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*sp2
Affected
Microsoft
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Windows Server 2008
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*itanium
Affected
Microsoft
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Windows Server 2008
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-x32
Affected
Microsoft
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Windows Server 2008
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-x64
Affected
Microsoft
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Windows Server 2008
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-sp2, itanium
Affected
Microsoft
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Windows Server 2008
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-sp2, x64
Affected
Microsoft
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Windows Server 2008
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-sp2, x86
Affected
Microsoft
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Windows Vista
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*-
Affected
Microsoft
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Windows Vista
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*sp1
Affected
Microsoft
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Windows Vista
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*sp2
Affected
Microsoft
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Windows Vista
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-x64
Affected
Microsoft
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Windows Vista
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-sp1
Affected
Microsoft
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Windows Vista
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-sp2
Affected
Microsoft
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Windows Xp
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*sp2
Affected
Microsoft
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Windows Xp
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*sp2, professional
Affected
Microsoft
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Windows Xp
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*sp3
Affected