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Published: 08/09/2009 Updated: 07/12/2023

CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10

VMScore: 694

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allow remote malicious users 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."

Vulnerable Product	Search on Vulmon	Subscribe to Product
microsoft windows xp
microsoft windows server 2008 -
microsoft windows vista
microsoft windows vista -
microsoft windows 2000 -
microsoft windows server 2003
microsoft windows server 2008

NVD-CWE-Other http://www.securityfocus.com/bid/36269 http://osvdb.org/57797 http://www.recurity-labs.com/content/pub/Microsoft_Windows_CVE-2009-1926 http://www.us-cert.gov/cas/techalerts/TA09-251A.html https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5965 http://www.securityfocus.com/archive/1/506331/100/0/threaded https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-048 https://nvd.nist.gov https://www.kb.cert.org/vuls/id/723308

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CVE-2009-1926

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