MS11-020: Vulnerability in SMB Server Could Allow Remote Code Execution (2508429) (remote check)

Critical Nessus Plugin ID 53503


It is possible to execute arbitrary code on the remote Windows host due to flaws in its SMB implementation.


The remote host is affected by a vulnerability in the SMB server that may allow an attacker to execute arbitrary code or perform a denial of service against the remote host. This vulnerability depends on access to a Windows file share, but does not necessarily require credentials.


Microsoft has released a set of patches for Windows XP, Vista, 2008, 7, and 2008 R2.

See Also

Plugin Details

Severity: Critical

ID: 53503

File Name: smb_kb2508429.nasl

Version: $Revision: 1.9 $

Type: remote

Agent: windows

Family: Windows

Published: 2011/04/20

Modified: 2017/08/30

Dependencies: 25240, 10150, 10396

Risk Information

Risk Factor: Critical


Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: x-cpe:/a:microsoft:windows:smbsvr, cpe:/o:microsoft:windows

Required KB Items: SMB/accessible_shares/1

Excluded KB Items: SMB/not_windows

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2011/04/12

Vulnerability Publication Date: 2011/04/12

Reference Information

CVE: CVE-2011-0661

BID: 47198

OSVDB: 71781

IAVA: 2011-A-0050

MSFT: MS11-020

MSKB: 2508429