Unrated severityNVD Advisory· Published Nov 13, 2009· Updated Jun 16, 2026
CVE-2009-3676
CVE-2009-3676
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."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4cpe:2.3:o:microsoft:windows_server_2008:r2:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2008:r2:*:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
13- www.microsoft.com/technet/security/advisory/977544.mspxnvdPatchVendor Advisory
- g-laurent.blogspot.com/2009/11/windows-7-server-2008r2-remote-kernel.htmlnvdExploit
- praetorianprefect.com/archives/2009/11/how-to-crash-windows-7-and-server-2008/nvdExploit
- seclists.org/fulldisclosure/2009/Nov/134nvdExploit
- secunia.com/advisories/37347nvdVendor Advisory
- secunia.com/blog/66/nvdVendor Advisory
- www.vupen.com/english/advisories/2009/3216nvdVendor Advisory
- www.us-cert.gov/cas/techalerts/TA10-103A.htmlnvdUS Government Resource
- blogs.technet.com/msrc/archive/2009/11/13/microsoft-security-advisory-977544-released.aspxnvd
- news.cnet.com/8301-27080_3-10395891-245.htmlnvd
- www.securitytracker.com/idnvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-020nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7186nvd
News mentions
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