Secunia Research: Microsoft PowerPoint Atom Parsing Buffer Overflows
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Secunia Research 12/05/2009
- Microsoft PowerPoint Atom Parsing Buffer Overflows -
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Table of Contents
Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10
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1) Affected Software
* Microsoft PowerPoint 2000 SP3
NOTE: Other versions may also be affected.
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2) Severity
Rating: Highly critical
Impact: System compromise
Where: Remote
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3) Vendor's Description of Software
"Microsoft Office PowerPoint 2007 enables users to quickly create
high-impact, dynamic presentations, while integrating workflow and
ways to easily share information. From the Microsoft Office Fluent
user interface to the new graphics and formatting capabilities, Office
PowerPoint 2007 puts the control in your hands to create great-looking
presentations.".
Product Link:
http://office.microsoft.com/powerpoint
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4) Description of Vulnerability
Secunia Research has discovered two vulnerabilities in Microsoft
Office PowerPoint, which can be exploited by malicious people to
compromise a user's system.
The vulnerabilities are caused by boundary errors when processing
certain atoms and can be exploited to cause stack-based buffer
overflows via a specially crafted PowerPoint file.
Successful exploitation allows execution of arbitrary code.
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5) Solution
Apply patches from MS09-017.
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6) Time Table
30/10/2008 - Vendor notified.
30/10/2008 - Vendor response.
07/11/2008 - Vendor provides status update.
11/12/2008 - Vendor provides status update.
20/02/2009 - Vendor provides status update.
24/04/2009 - Vendor provides status update.
05/05/2009 - Vendor provides status update.
12/05/2009 - Public disclosure.
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7) Credits
Discovered by Carsten Eiram, Secunia Research.
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8) References
The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2009-1131 for the vulnerability.
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9) About Secunia
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10) Verification
Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2008-46/
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
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