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Case File

CVE-2009-3676

HIGH · CVSS 7.1 EPSS 34.34%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-11-13 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.1. It affects Microsoft, Windows. Its EPSS score suggests a 34.3% probability of exploitation in the next 30 days. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2009-3676
Severity
HIGH
CVSS
7.1
EPSS
34.34%
Microsoft Windows

Original NVD 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."