Vulnerability Name:

CVE-2009-1926 (CCN-52127)

Assigned:2009-09-08
Published:2009-09-08
Updated:2019-02-26
Summary: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 v3 Severity:7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
5.8 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
5.8 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-Other
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2009-1926

Source: OSVDB
Type: UNKNOWN
57797

Source: CCN
Type: SA36597
Windows 2000 / XP TCP/IP Window Size Denial of Service Vulnerabilities

Source: CCN
Type: SA36602
Windows Server 2003 TCP/IP Window Size Denial of Service Vulnerabilities

Source: CCN
Type: Microsoft Security Bulletin MS14-070
Vulnerability in TCP/IP Could Allow Elevation of Privilege (2989935)

Source: CCN
Type: US-CERT VU#723308
TCP may keep its offered receive window closed indefinitely (RFC 1122)

Source: CCN
Type: Microsoft Security Bulletin MS09-048
Vulnerabilities in Windows TCP/IP Could Allow Remote Code Execution (967723)

Source: CCN
Type: OSVDB ID: 57797
Microsoft Windows TCP/IP Orphaned Connection Handling Remote DoS

Source: MISC
Type: UNKNOWN
http://www.recurity-labs.com/content/pub/Microsoft_Windows_CVE-2009-1926

Source: BUGTRAQ
Type: UNKNOWN
20090909 TCP/IP Orphaned Connections Vulnerability

Source: BID
Type: UNKNOWN
36269

Source: CCN
Type: BID-36269
Microsoft Windows TCP/IP Orphaned Connection Remote Denial of Service Vulnerability

Source: CERT
Type: US Government Resource
TA09-251A

Source: MS
Type: UNKNOWN
MS09-048

Source: XF
Type: UNKNOWN
win-tcpip-orphaned-connections-dos(52127)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:5965

Vulnerable Configuration:Configuration 1:
  • cpe:/o:microsoft:windows_2000:-:sp4:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:itanium:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2008:-:sp2:itanium:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_vista:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp1:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp2:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:-:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_xp:*:sp2:professional:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows_2000:-:sp4:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:itanium:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:*:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:sp1:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:itanium:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_vista:-:sp2:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:itanium:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:5965
    V
    TCP/IP Orphaned Connections Vulnerability
    2009-10-19
    BACK
    microsoft windows 2000 - sp4
    microsoft windows server 2003 * sp2
    microsoft windows server 2008 *
    microsoft windows server 2008 - -
    microsoft windows server 2008 - -
    microsoft windows server 2008 - sp2
    microsoft windows server 2008 - sp2
    microsoft windows server 2008 - sp2
    microsoft windows vista *
    microsoft windows vista * sp1
    microsoft windows vista * sp2
    microsoft windows vista - -
    microsoft windows vista - sp1
    microsoft windows vista - sp2
    microsoft windows xp * sp2
    microsoft windows xp * sp2
    microsoft windows xp * sp3
    microsoft windows 2000 - sp4
    microsoft windows vista *
    microsoft windows server_2003 sp2
    microsoft windows server_2003 sp2
    microsoft windows server_2003 sp2
    microsoft windows vista -
    microsoft windows vista - sp1
    microsoft windows vista - sp1
    microsoft windows server 2008 -
    microsoft windows server 2008 -
    microsoft windows server 2008 -
    microsoft windows vista - sp2
    microsoft windows vista - sp2
    microsoft windows server 2008 sp2
    microsoft windows server 2008 sp2
    microsoft windows server 2008