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AUSCERT External Security Bulletin Redistribution
ESB-2013.0499
Cumulative Security Update for Internet Explorer (2817183)
9 April 2013
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AusCERT Security Bulletin Summary
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Product: Internet Explorer
Publisher: Microsoft
Operating System: Windows XP
Windows 2000
Windows Vista
Windows Server 2008
Windows Server 2008 R2
Windows Server 2012
Windows 8
Windows RT
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2013-1304 CVE-2013-1303
Original Bulletin:
https://technet.microsoft.com/en-us/security/bulletin/ms13-028
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Microsoft Security Bulletin MS13-028 - Critical
Cumulative Security Update for Internet Explorer (2817183)
Published Date: April 9, 2013
Version: 1.0
General Information
Executive Summary
This security update resolves two privately reported vulnerabilities in
Internet Explorer. These vulnerabilities could allow remote code execution if
a user views a specially crafted webpage using Internet Explorer. An attacker
who successfully exploited these vulnerabilities could gain the same user
rights as the current user. Users whose accounts are configured to have fewer
user rights on the system could be less impacted than users who operate with
administrative user rights.
This security update is rated Critical for Internet Explorer 6, Internet
Explorer 7, Internet Explorer 8, Internet Explorer 9, and Internet Explorer 10
on Windows clients and Moderate for Internet Explorer 6, Internet Explorer 7,
Internet Explorer 8, Internet Explorer 9, and Internet Explorer 10 on Windows
servers.
Affected Software
Internet Explorer 6
Internet Explorer 7
Internet Explorer 8
Internet Explorer 9
Internet Explorer 10
Vulnerability Information
Multiple Use After Free Vulnerabilities in Internet Explorer
Remote code execution vulnerabilities exist in the way that Internet Explorer
accesses an object in memory that has been deleted. These vulnerabilities may
corrupt memory in such a way that an attacker could execute arbitrary code in
the context of the current user.
To view these vulnerabilities as a standard entry in the Common
Vulnerabilities and Exposures list, click the link in the following table:
Vulnerability title CVE number
Internet Explorer Use After Free Vulnerability CVE-2013-1303
Internet Explorer Use After Free Vulnerability CVE-2013-1304
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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
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On call after hours for member emergencies only.
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