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Microsoft PowerPoint Code Execution Vulnerabilities
Secunia Advisory: SA21040
Release Date: 2006-07-14
Last Update: 2006-08-10
Popularity: 19,522 views

Critical:
Extremely critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:Microsoft Office 2000
Microsoft Office 2003 Professional Edition
Microsoft Office 2003 Small Business Edition
Microsoft Office 2003 Standard Edition
Microsoft Office 2003 Student and Teacher Edition
Microsoft Office 2004 for Mac
Microsoft Office X for Mac
Microsoft Office XP
Microsoft PowerPoint 2000
Microsoft PowerPoint 2002
Microsoft Powerpoint 2003

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CVE reference:CVE-2006-3449
CVE-2006-3590


Description:
Two vulnerabilities have been reported in Microsoft PowerPoint, which can be exploited by malicious people to compromise a user's system.

1) An error when parsing malformed records and can be exploited to corrupt memory and execute arbitrary code via a presentation containing a specially crafted record.

2) An error in mso.dll when parsing malformed shape containers can be exploited to cause a buffer overflow via a specially crafted presentation.

Successful exploitation allows execution of arbitrary code.

NOTE: This vulnerability is currently being exploited in the wild.

Solution:
Apply patches.

Microsoft Office 2000 SP3:
http://www.microsoft.com/downloads/de...=B7B5615B-7C20-4C49-892F-7F4CCC2D6006

Microsoft Office XP SP3:
http://www.microsoft.com/downloads/de...=A9C7E43B-A0A6-4C81-87ED-3F4DED78EAEA

Microsoft Office 2003 SP1/SP2:
http://www.microsoft.com/downloads/de...=DE1CB2A7-5D4C-44B8-BC40-7E0A88CC3081

Microsoft Office 2004 for Mac:
http://www.microsoft.com/mac

Microsoft Office v. X for Mac:
http://www.microsoft.com/mac

Provided and/or discovered by:
1) The vendor credits SoWhat, Nevis Labs.
2) Discovered in the wild as a 0-day.

Changelog:
2006-07-15: Added link to MSRC.
2006-07-17: Added link to US-CERT. Added CVE reference.
2006-07-18: Added link to Microsoft advisory.
2006-08-08: Added additional information from Microsoft. Updated "Solution" section.
2006-08-09: Added link to US-CERT. Added additional information provided by Sowhat.
2006-08-10: Updated advisory.

Original Advisory:
MS06-048 (KB922968):
http://www.microsoft.com/technet/security/Bulletin/MS06-048.mspx

Microsoft:
http://www.microsoft.com/technet/security/advisory/922970.mspx
http://blogs.technet.com/msrc/archive/2006/07/14/441893.aspx

Sowhat:
http://secway.org/advisory/AD20060808.txt

Other References:
US-CERT VU#884252:
http://www.kb.cert.org/vuls/id/884252

US-CERT VU#936945:
http://www.kb.cert.org/vuls/id/936945


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