CVE-2009-3676
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."
- EPSS
- 35% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
- CWE
- CWE-399
- Published
- Modified
- Record from
- the NVD, synced
Affected
- 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