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             AUSCERT External Security Bulletin Redistribution

                               ESB-2010.0825
 Vulnerability in Print Spooler Service Could Allow Remote Code Execution
                             15 September 2010

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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 -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2010-2729  

Original Bulletin: 
   http://www.microsoft.com/technet/security/Bulletin/MS10-061.mspx

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Microsoft Security Bulletin MS10-061 - Critical

Vulnerability in Print Spooler Service Could Allow Remote Code Execution 
(2347290)

Version: 1.0

General Information

Executive Summary

This security update resolves a publicly disclosed vulnerability in the Print 
Spooler service. The vulnerability could allow remote code execution if an 
attacker sends a specially crafted print request to a vulnerable system that 
has a print spooler interface exposed over RPC. By default, printers are not 
shared on any currently supported Windows operating system.

This security update is rated Critical for all supported editions of Windows 
XP, and Important for all supported editions of Windows Server 2003, Windows 
Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2. For more 
information, see the subsection, Affected and Non-Affected Software, in this 
section.

The security update addresses the vulnerability by correcting the manner in 
which the Printer Spooler service validates user permissions. For more 
information about the vulnerability, see the Frequently Asked Questions (FAQ) 
subsection for the specific vulnerability entry under the next section, 
Vulnerability Information.

Affected Software

Windows XP Service Pack 3
Windows XP Professional x64 Edition Service Pack 2
Windows Server 2003 Service Pack 2
Windows Server 2003 x64 Edition Service Pack 2
Windows Server 2003 with SP2 for Itanium-based Systems
Windows Vista Service Pack 1 and Windows Vista Service Pack 2
Windows Vista x64 Edition Service Pack 1 and Windows Vista x64 Edition 
  Service Pack 2
Windows Server 2008 for 32-bit Systems and Windows Server 2008 for 32-bit 
  Systems Service Pack 2

Vulnerability Information

Print Spooler Service Impersonation Vulnerability - CVE-2010-2729

A remote code execution vulnerability exists in the Windows Print Spooler 
service that could allow a remote, unauthenticated attacker to execute 
arbitrary code on an affected Windows XP system. An attacker who successfully 
exploited this vulnerability could take complete control of an affected system. 
An attacker could then install programs; view, change, or delete data; or 
create new accounts. This is an elevation of privilege vulnerability on all 
other supported Microsoft Windows systems.

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