Vulnerability CVE-2009-3676
Published: 2009-11-13   Modified: 2012-02-13

Description:
The SMB client in the kernel in Microsoft Windows Server 2008 R2 and Windows 7 allows remote SMB servers and man-in-the-middle attackers to cause a denial of service (infinite loop and system hang) via a (1) SMBv1 or (2) SMBv2 response packet that contains (a) an incorrect length value in a NetBIOS header or (b) an additional length field at the end of this response packet, aka "SMB Client Incomplete Response Vulnerability."

See advisories in our WLB2 database:
Topic
Author
Date
High
Windows 7 and Windows Server 2008 remote dos
Laurent Gaffi
17.11.2009

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.1/10
6.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Microsoft -> Windows 7 
Microsoft -> Windows server 2008 

 References:
http://blogs.technet.com/msrc/archive/2009/11/13/microsoft-security-advisory-977544-released.aspx
http://g-laurent.blogspot.com/2009/11/windows-7-server-2008r2-remote-kernel.html
http://news.cnet.com/8301-27080_3-10395891-245.html
http://praetorianprefect.com/archives/2009/11/how-to-crash-windows-7-and-server-2008/
http://seclists.org/fulldisclosure/2009/Nov/134
http://www.microsoft.com/technet/security/advisory/977544.mspx
http://www.securitytracker.com/id?1023179
http://www.us-cert.gov/cas/techalerts/TA10-103A.html
http://www.vupen.com/english/advisories/2009/3216
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-020
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7186
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