VULNERABILITY INTELLIGENCE

CVE-2010-2551

CVSS score7.8 HIGH
EPSS probability66.62%
CISA KEVNot currently listed
Published2010-08-11
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

The SMB Server in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate an internal variable in an SMB packet, which allows remote attackers to cause a denial of service (system hang) via a crafted (1) SMBv1 or (2) SMBv2 packet, aka "SMB Variable Validation Vulnerability."

Weakness classification

  • CWE-20: Improper Input Validation

Primary references