National Cyber Awareness System
Vulnerability Summary for CVE-2011-0661
Original release date:04/13/2011
Last revised:10/05/2011
Source:
US-CERT/NIST
Overview
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."
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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US-CERT Technical Alert: TA11-102A
Name: TA11-102A
External Source: MS
Name: MS11-020
Type: Advisory; Patch Information
External Source: VUPEN
Name: ADV-2011-0939
External Source: SECTRACK
Name: 1025329
External Source: BID
Name: 47198
External Source: SECUNIA
Name: 44072
External Source: OVAL
Name: oval:org.mitre.oval:def:12076
External Source: OSVDB
Name: 71781
References to Check Content
Identifier:oval:org.mitre.oval:def:12654
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier:oval:org.mitre.oval:def:12076
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5