Executive Summary

Summary
Title Vulnerability in Ancillary Function Driver Could Allow Elevation of Privilege (2503665)
Informations
Name MS11-046 First vendor Publication 2011-06-14
Vendor Microsoft Last vendor Modification 2011-06-30
Severity (Vendor) Important Revision 1.1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Severity Rating: Important

Revision Note: V1.1 (June 30, 2011): Corrected the Affected Software table to include MS10-058 as a bulletin replaced by this update. This is an informational change only. There were no changes to the security update files or detection logic.

Summary: This security update resolves a publicly disclosed vulnerability in the Microsoft Windows Ancillary Function Driver (AFD). The vulnerability could allow elevation of privilege if an attacker logs on to a user's system and runs a specially crafted application. An attacker must have valid logon credentials and be able to log on locally to exploit the vulnerability.

Original Source

Url : http://technet.microsoft.com/en-us/security/bulletin/ms11-046

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:12731
 
Oval ID: oval:org.mitre.oval:def:12731
Title: Ancillary Function Driver Elevation of Privilege Vulnerability
Description: The Ancillary Function Driver (AFD) in afd.sys 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 user-mode input, which allows local users to gain privileges via a crafted application, aka "Ancillary Function Driver Elevation of Privilege Vulnerability."
Family: windows Class: vulnerability
Reference(s): CVE-2011-1249
 Version: 6
Platform(s): Microsoft Windows XP
Microsoft Windows Vista
Microsoft Windows Server 2003
Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows 7
 Product(s):
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 1
Os 2
Os 1
Os 8
Os 2
Os 2

ExploitDB Exploits

id Description
2012-04-19 MS11-046 Afd.sys Proof of Concept

OpenVAS Exploits

Date Description
2011-06-15 Name : MS Windows Ancillary Function Driver Privilege Elevation Vulnerability
File : nvt/secpod_ms11-046.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
72955 Microsoft Windows Ancillary Function Driver Local Privilege Escalation

Information Assurance Vulnerability Management (IAVM)

Date Description
2011-06-16 IAVM : 2011-B-0067 - Microsoft Windows Ancillary Function Driver Privilege Escalation Vulnerability
Severity : Category II - VMSKEY : V0028611

Snort® IPS/IDS

Date Description
2014-01-10 Microsoft Windows AFD.SYS null write attempt
RuleID : 18691 - Revision : 9 - Type : OS-WINDOWS

Nessus® Vulnerability Scanner

Date Description
2011-06-15 Name : The remote Windows host contains a driver that allows privilege escalation.
File : smb_nt_ms11-046.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2016-04-26 23:03:53
  • Multiple Updates
2014-02-17 11:47:00
  • Multiple Updates
2014-01-19 21:30:41
  • Multiple Updates
2013-11-11 12:41:23
  • Multiple Updates
2013-05-11 00:49:50
  • Multiple Updates