Vulnerability Name:

CVE-2009-2526 (CCN-53519)

Assigned:2009-10-13
Published:2009-10-13
Updated:2018-10-30
Summary:Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2 do not properly validate fields in SMBv2 packets, which allows remote attackers to cause a denial of service (infinite loop and system hang) via a crafted packet to the Server service, aka "SMBv2 Infinite Loop 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-399
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2009-2526

Source: CCN
Type: Microsoft Security Bulletin MS09-050
Vulnerabilities in SMBv2 Could Allow Remote Code Execution (975517)

Source: CCN
Type: Microsoft Security Bulletin MS11-048
Vulnerability in SMB Server Could Allow Denial of Service (2536275)

Source: CCN
Type: BID-36595
Microsoft Windows SMB2 Field Validation Remote Denial of Service Vulnerability

Source: CERT
Type: US Government Resource
TA09-286A

Source: MS
Type: UNKNOWN
MS09-050

Source: XF
Type: UNKNOWN
ms-smb-dos(53519)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:5595

Vulnerable Configuration:Configuration 1:
  • 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:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*
  • 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:*:*:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp1:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp2:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:-:sp2:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows_vista:*:*:*:*:*:*:*:*
  • 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:5595
    V
    SMBv2 Infinite Loop Vulnerability
    2014-08-18
    BACK
    microsoft windows server 2008 *
    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 server 2008 - sp2
    microsoft windows vista *
    microsoft windows vista *
    microsoft windows vista * sp1
    microsoft windows vista * sp2
    microsoft windows vista - sp1
    microsoft windows vista - sp2
    microsoft windows vista *
    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