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AUSCERT External Security Bulletin Redistribution
ESB-2016.1503
Microsoft Security Bulletin MS16-080: Security Update for
Microsoft Windows PDF (3164302)
15 June 2016
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AusCERT Security Bulletin Summary
---------------------------------
Product: Microsoft Windows
Publisher: Microsoft
Operating System: Windows
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2016-3215 CVE-2016-3203 CVE-2016-3201
Reference: ESB-2016.1491
Original Bulletin:
https://technet.microsoft.com/en-us/library/security/MS16-080
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Microsoft Security Bulletin MS16-080: Security Update for Microsoft Windows
PDF (3164302)
Executive Summary
This security update resolves vulnerabilities in Microsoft Windows. The more
severe of the vulnerabilities could allow remote code execution if a user
opens a specially crafted .pdf file. An attacker who successfully exploited
the vulnerabilities could cause arbitrary code to execute in the context of
the current user. However, an attacker would have no way to force a user to
open a specially crafted .pdf file.
This security update is rated Important for all supported editions of Windows
8.1, Windows Server 2012, Windows Server 2012 R2, and Windows 10.
Affected Software
Windows 8.1
Windows Server 2012
Windows Server 2012 R2
Windows 10
Vulnerability Information
Multiple Windows PDF Information Disclosure Vulnerabilities
Information disclosure vulnerabilities exist in Microsoft Windows when a user
opens a specially crafted .pdf file. An attacker who successfully exploited
the vulnerabilities could read information in the context of the current user.
To exploit the vulnerabilities, an attacker would have to trick the user into
opening the .pdf file. The update addresses the vulnerabilities by modifying
how Windows parses .pdf files.
The following table contains links to the standard entry for each
vulnerability in the Common Vulnerabilities and Exposures list:
Vulnerability title CVE number Publicly disclosed Exploited
Windows PDF Information Disclosure Vulnerability CVE-2016-3201 No No
Windows PDF Information Disclosure Vulnerability CVE-2016-3215 No No
Windows PDF Remote Code Execution Vulnerability - CVE-2016-3203
A remote code execution vulnerability exists in Microsoft Windows if a user
opens a specially crafted .pdf file. An attacker who successfully exploited
the vulnerability could cause arbitrary code to execute in the context of the
current user.
To exploit the vulnerability, an attacker must entice the user to open a
specially crafted .pdf file. The update addresses the vulnerability by
modifying how Windows parses .pdf files.
The following table contains links to the standard entry for each
vulnerability in the Common Vulnerabilities and Exposures list:
Vulnerability title CVE number Publicly disclosed Exploited
Windows PDF Remote Code Execution Vulnerability CVE-2016-3203 No No
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