VULNERABILITY INTELLIGENCE

CVE-2011-0661

CVSS score10 HIGH
EPSS probability44.58%
CISA KEVNot currently listed
Published2011-04-13
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:C/I:C/A:C

Description

The SMB Server service in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate fields in SMB requests, which allows remote attackers to execute arbitrary code via a malformed request in a (1) SMBv1 or (2) SMBv2 packet, aka "SMB Transaction Parsing Vulnerability."

Weakness classification

  • CWE-20: Improper Input Validation

Primary references