CVE-2011-0661
Microsoft Windows SMB Server - Remote Code Execution via Malformed SMB Request
Title source: llmDescription
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."
References (8)
Core 8
Core References
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/44072
Third Party Advisory, VDB Entry vdb-entry
x_refsource_osvdb
http://osvdb.org/71781
US Government Resource third-party-advisory
x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA11-102A.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id?1025329
Third Party Advisory vdb-entry
x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0939
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/47198
Third Party Advisory, VDB Entry vdb-entry
signature
x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12076
Vendor Advisory vendor-advisory
x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-020
Scores
EPSS
0.4550
EPSS Percentile
98.6%
Details
CWE
CWE-20
Status
published
Products (7)
microsoft/windows_2003_server
microsoft/windows_7
(3 CPE variants)
microsoft/windows_server_2003
microsoft/windows_server_2008
(6 CPE variants)
microsoft/windows_server_2008
r2 (2 CPE variants)
microsoft/windows_vista
(2 CPE variants)
microsoft/windows_xp
(2 CPE variants)
Published
Apr 13, 2011
Tracked Since
Feb 18, 2026