VULNERABILITY INTELLIGENCE
CVE-2009-3676
CVSS score7.1 HIGH
EPSS probability34.58%
CISA KEVNot currently listed
Published2009-11-13
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:C
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."
Primary references
- secure@microsoft.com
- secure@microsoft.com — Exploit
- secure@microsoft.com
- secure@microsoft.com — Exploit
- secure@microsoft.com — Exploit
- secure@microsoft.com — Vendor Advisory
- secure@microsoft.com — Vendor Advisory
- secure@microsoft.com — Patch, Vendor Advisory
- secure@microsoft.com
- secure@microsoft.com — US Government Resource
- secure@microsoft.com — Vendor Advisory
- secure@microsoft.com