Executive Summary

Summary
Title Vulnerability in SChannel Could Allow Denial of Service (2207566)
Informations
Name MS10-085 First vendor Publication 2010-10-12
Vendor Microsoft Last vendor Modification 2010-10-18
Severity (Vendor) Important Revision 2.0

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
 
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Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.1 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
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Detail

Revision Note: V2.0 (October 18, 2010): Corrected the bulletin text to clarify that the vulnerability can be exploited on affected systems that are configured to receive SSL network traffic. This is an informational change only. Customers who have already successfully updated their systems, including customers with automatic updating enabled, do not need to take any action. Customers who have not installed this update previously may need to reassess whether their systems require this update based on the vulnerability information as revised.Summary: This security update resolves a privately reported vulnerability in the Secure Channel (SChannel) security package in Windows. The vulnerability could allow denial of service if an affected system received a specially crafted packet message via Secure Sockets Layer (SSL). By default, all supported editions of Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2 are not configured to receive SSL network traffic.

Original Source

Url : http://www.microsoft.com/technet/security/bulletin/MS10-085.mspx

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:6806
 
Oval ID: oval:org.mitre.oval:def:6806
Title: TLSv1 Denial of Service Vulnerability
Description: The Secure Channel (aka SChannel) security package in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7, when IIS 7.x is used, does not properly process client certificates during SSL and TLS handshakes, which allows remote attackers to cause a denial of service (LSASS outage and reboot) via a crafted packet, aka "TLSv1 Denial of Service Vulnerability."
Family: windows Class: vulnerability
Reference(s): CVE-2010-3229
Version: 5
Platform(s): Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows Vista
Microsoft Windows 7
Product(s):
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 2
Os 8
Os 2

OpenVAS Exploits

Date Description
2010-10-13 Name : Microsoft Windows SChannel Denial of Service Vulnerability (2207566)
File : nvt/secpod_ms10-085.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
68560 Microsoft Windows SChannel TLSv1 Crafted Client Certificate Request DoS

Microsoft Windows contains a flaw that may allow denial of service. The issue is caused due to the Secure Channel (SChannel) security package failing to check a logical condition when parsing client certificates. This can be exploited to cause the LSASS service to stop responding and restart the system via a specially crafted client certificate request to an affected IIS server hosting a SSL-enabled web site

Snort® IPS/IDS

Date Description
2014-01-10 Microsoft IIS 7.5 client verify null pointer attempt
RuleID : 17750 - Revision : 15 - Type : SERVER-IIS

Nessus® Vulnerability Scanner

Date Description
2010-10-13 Name : The remote Windows host has a denial of service vulnerability.
File : smb_nt_ms10-085.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2016-04-26 23:01:50
  • Multiple Updates
2014-02-17 11:46:45
  • Multiple Updates
2014-01-19 21:30:33
  • Multiple Updates
2013-05-11 00:49:43
  • Multiple Updates