You're in: Panda Security > Home Users > security-info > about-malware > encyclopedia > overview
Active Scan. Scan your PC free
Panda Security Product Line 2012

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

MS09-059

 
Threat LevelLow threatDamageHighDistributionNot widespread
Common name:MS09-059
Technical name:MS09-059
Threat level:Medium
Alias:Vulnerability in Local Security Authority Subsystem Could Allow Denial of Service
Type:Vulnerability
Effects:  

It is an important vulnerability in the Local Security Authority Subsystem Service (LSASS) on Windows 7/2008/Vista/2003/XP/2000, which allows denial of service attacks to be launched.

Affected platforms:

Windows 2003/XP

First detected on:Oct. 14, 2009
Detection updated on:Oct. 16, 2009
StatisticsNo

Brief Description 

    

MS09-059 is not categorized as virus, worm, Trojan or backdoor. It is an important vulnerability in the Windows Local Authority Subsystem Service on Windows 7/2008/Vista/2003/XP/2000, which allows denial of service attacks to be launched.

LSASS (Local Security Authority Subsystem Service) provides an interface for managing local security, domain authentication and Active Directory processes.

If exploited successfully, it could cause the vulnerable system to automatically restart.

This vulnerability is usually exploited by creating a specially crafted packet and sending it during the HTML authentication process.

 

If you have a Windows 7/2008/Vista/2003/XP/2000 computer, it is recommended to download and apply the security patch for this vulnerability. Click here to access the web page for downloading the patch.