Executive Summary

Title Vulnerability in Active Directory Could Allow Denial of Service (973309)
Name MS09-066 First vendor Publication 2009-11-10
Vendor Microsoft Last vendor Modification 2009-11-10
Severity (Vendor) Important Revision 1.0

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:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores


Revision Note: V1.0 (November 10, 2009): Bulletin published.Summary: This security update resolves a privately reported vulnerability in Active Directory directory service, Active Directory Application Mode (ADAM), and Active Directory Lightweight Directory Service (AD LDS). The vulnerability could allow denial of service if stack space was exhausted during execution of certain types of LDAP or LDAPS requests. This vulnerability only affects domain controllers and systems configured to run ADAM or AD LDS.

CAPEC : Common Attack Pattern Enumeration & Classification

Id Name
CAPEC-2 Inducing Account Lockout
CAPEC-82 Violating Implicit Assumptions Regarding XML Content (aka XML Denial of Servi...
CAPEC-147 XML Ping of Death
CAPEC-228 Resource Depletion through DTD Injection in a SOAP Message

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-399 Resource Management Errors

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:5890
Oval ID: oval:org.mitre.oval:def:5890
Title: LSASS Recursive Stack Overflow Vulnerability
Description: Stack consumption vulnerability in the LDAP service in Active Directory on Microsoft Windows 2000 SP4, Server 2003 SP2, and Server 2008 Gold and SP2; Active Directory Application Mode (ADAM) on Windows XP SP2 and SP3 and Server 2003 SP2; and Active Directory Lightweight Directory Service (AD LDS) on Windows Server 2008 Gold and SP2 allows remote attackers to cause a denial of service (system hang) via a malformed (1) LDAP or (2) LDAPS request, aka "LSASS Recursive Stack Overflow Vulnerability."
Family: windows Class: vulnerability
Reference(s): CVE-2009-1928
Version: 9
Platform(s): Microsoft Windows XP
Microsoft Windows 2000
Microsoft Windows Server 2003
Microsoft Windows Server 2008
Definition Synopsis:

CPE : Common Platform Enumeration

Os 1
Os 3
Os 6
Os 6
Os 3

OpenVAS Exploits

Date Description
2009-11-12 Name : Microsoft Windows Active Directory Denial of Service Vulnerability (973309)
File : nvt/secpod_ms09-066.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
59856 Microsoft Windows Active Directory Malformed LDAP Request Stack Exhaustion Re...

Snort® IPS/IDS

Date Description
2014-01-10 Microsoft Active Directory NTDSA stack space exhaustion attempt
RuleID : 16237 - Revision : 8 - Type : SERVER-OTHER

Nessus® Vulnerability Scanner

Date Description
2009-11-10 Name : The installed version of Active Directory is affected by a denial of service ...
File : smb_nt_ms09-066.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:46:24
  • Multiple Updates
2014-01-19 21:30:24
  • Multiple Updates