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Category:   Application (Generic)  >   Microsoft Excel Vendors:   Microsoft
Microsoft Excel Caculation Error and Memory Corruption Error Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1018352
SecurityTracker URL:  http://securitytracker.com/id/1018352
CVE Reference:   CVE-2007-1756, CVE-2007-3029, CVE-2007-3030   (Links to External Site)
Updated:  Jul 13 2007
Original Entry Date:  Jul 10 2007
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2000, 2002, 2003, 2007
Description:   Several vulnerabilities were reported in Microsoft Excel. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create a specially crafted Excel file that, when loaded by the target user, will execute arbitrary code on the target system. The code will run with the privileges of the target user.

A calculation error or memory corruption error associated with Workspace information can lead to code execution.

[Editor's note: One of the memory corruption errors (CVE-2007-3029) has already been publicly disclosed.]

Impact:   A remote user can create a file that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   The vendor has issued the following fixes:

Microsoft Excel 2000 Service Pack 3:

http://www.microsoft.com/downloads/details.aspx?FamilyId=83D94D8E-DDA6-4D74-B40D-476C2F0A3AF4

Microsoft Excel 2002 Service Pack 3:

http://www.microsoft.com/downloads/details.aspx?FamilyId=5E09D13B-D4B0-48FD-9880-73C180570267

Microsoft Excel 2003 Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?FamilyId=9D93C0CE-5124-4234-BA84-3C27005E010F

Microsoft Office 2004 for Mac:

http://www.microsoft.com/mac/downloads.aspx?pid=download&location=/mac/download/Office2004/Office2004_1136.xml&secid=4&ssid=35&flgnosysreq=True

Microsoft Office Excel 2007:

http://www.microsoft.com/downloads/details.aspx?FamilyId=9AB28283-0320-4527-B033-5E80EF32CD34

Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats:

http://www.microsoft.com/downloads/details.aspx?FamilyId=E592AE5B-09AC-4F5B-B457-A54C9850AD4A

A restart is not required.

The Microsoft advisory is available at:

http://www.microsoft.com/technet/security/bulletin/ms07-036.mspx

Vendor URL:  www.microsoft.com/technet/security/bulletin/ms07-036.mspx (Links to External Site)
Cause:   Exception handling error
Underlying OS:  UNIX (macOS/OS X), Windows (Any)

Message History:   None.


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