Operating System:

[Win]

Published:

13 August 2013

Protect yourself against future threats.

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2013.1107
        Cumulative Security Update for Internet Explorer (2862772)
                              13 August 2013

===========================================================================

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

Product:           Internet Explorer 6
                   Internet Explorer 7
                   Internet Explorer 8
                   Internet Explorer 9
                   Internet Explorer 10
Publisher:         Microsoft
Operating System:  Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Access Confidential Data        -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2013-3199 CVE-2013-3194 CVE-2013-3193
                   CVE-2013-3192 CVE-2013-3191 CVE-2013-3190
                   CVE-2013-3189 CVE-2013-3188 CVE-2013-3187
                   CVE-2013-3186 CVE-2013-3184 

Original Bulletin: 
   http://technet.microsoft.com/en-us/security/bulletin/ms13-059

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Microsoft Security Bulletin MS13-059 - Critical

Cumulative Security Update for Internet Explorer (2862772)

Published Date: August 13, 2013

Version: 1.0

General Information

Executive Summary 

This security update resolves eleven privately reported vulnerabilities in
Internet Explorer. The most severe vulnerabilities could allow remote code 
execution if a user views a specially crafted webpage using Internet Explorer. 
An attacker who successfully exploited the most severe of 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

Internet Explorer Process Integrity Level Assignment Vulnerability - 
CVE-2013-3186

An elevation of privilege vulnerability exists in the way that Internet 
Explorer handles process integrity level assignment in specific cases. An
attacker who successfully exploited this vulnerability could allow arbitrary
code to execute with elevated privileges.

EUC-JP Character Encoding Vulnerability - CVE-2013-3192

An information disclosure vulnerability exists in Internet Explorer that could
allow script to perform cross-site scripting attacks. An attacker could exploit
the vulnerability by inserting specially crafted strings in to a website, 
resulting in information disclosure when a user viewed the website.

Multiple Memory Corruption Vulnerabilities in Internet Explorer

Remote code execution vulnerabilities exist when Internet Explorer improperly
accesses an object in memory. These vulnerabilities may corrupt memory in such
a way that an attacker could execute arbitrary code in the context of the 
current user.

Vulnerability title					CVE number

Internet Explorer Memory Corruption Vulnerability	CVE-2013-3184
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3187
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3188
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3189
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3190
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3191
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3193
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3194
Internet Explorer Memory Corruption Vulnerability	CVE-2013-3199

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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
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