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             AUSCERT External Security Bulletin Redistribution

                               ESB-2013.0504
         Vulnerability in Windows Client/Server Run-time Subsystem
           (CSRSS) Could Allow Elevation of Privilege (2820917)
                               9 April 2013

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Microsoft Windows
Publisher:         Microsoft
Operating System:  Windows XP
                   Windows Server 2003
                   Windows Vista
                   Windows Server 2008
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2013-1295  

Original Bulletin: 
   https://technet.microsoft.com/en-us/security/bulletin/ms13-033

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Microsoft Security Bulletin MS13-033 - Important

Vulnerability in Windows Client/Server Run-time Subsystem (CSRSS) Could Allow 
Elevation of Privilege (2820917)
Published Date: April 9, 2013

Version: 1.0

General Information

Executive Summary

This security update resolves a privately reported vulnerability in all 
supported editions of Windows XP, Windows Vista, Windows Server 2003, and 
Windows Server 2008. The vulnerability could allow elevation of privilege if 
an attacker logs on to a system and runs a specially crafted application. An 
attacker must have valid logon credentials and be able to log on locally to 
exploit this vulnerability.

This security update is rated Important for supported editions of Windows XP 
Professional x64 Edition and Windows Server 2003 and Moderate for supported 
editions of Windows XP, Windows Vista, and Windows Server 2008. 

Affected Software

Windows XP Service Pack 3 (2820917)
Windows XP Professional x64 Edition Service Pack 2 (2820917)
Windows Server 2003 Service Pack 2 (2820917)
Windows Server 2003 x64 Edition Service Pack 2 (2820917)
Windows Server 2003 with SP2 for Itanium-based Systems (2820917)
Windows Vista Service Pack 2 (2820917)
Windows Vista x64 Edition Service Pack 2 (2820917)
Windows Server 2008 for 32-bit Systems Service Pack 2 (2820917)
Windows Server 2008 for x64-based Systems Service Pack 2 (2820917)
Windows Server 2008 for Itanium-based Systems Service Pack 2 (2820917)
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core 
installation)(2820917)
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core 
installation) (2820917)

Vulnerability Information

CSRSS Memory Corruption Vulnerability - CVE-2013-1295

An elevation of privilege vulnerability exists when the Windows CSRSS 
improperly handles objects in memory. An attacker who successfully exploited
this vulnerability could run arbitrary code in the context of the local 
system. An attacker could then install programs; view, change, or delete data; 
or create new accounts with full user rights.

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===========================================================================
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The University of Queensland
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