Vulnerability CVE-2009-0561


Published: 2009-06-10   Modified: 2012-02-13

Description:
Integer overflow in Excel in Microsoft Office 2000 SP3, Office XP SP3, Office 2003 SP3, and Office 2004 and 2008 for Mac; Excel in 2007 Microsoft Office System SP1 and SP2; Open XML File Format Converter for Mac; Microsoft Office Excel Viewer 2003 SP3; Microsoft Office Excel Viewer; Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2; and Microsoft Office SharePoint Server 2007 SP1 and SP2 allows remote attackers to execute arbitrary code via an Excel file with a Shared String Table (SST) record with a numeric field that specifies an invalid number of unique strings, which triggers a heap-based buffer overflow, aka "Record Integer Overflow Vulnerability."

Type:

CWE-189

(Numeric Errors)

CVSS2 => (AV:N/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Microsoft -> Office 
Microsoft -> Office compatibility pack for word excel ppt 2007 
Microsoft -> Office excel 
Microsoft -> Office excel viewer 
Microsoft -> Office sharepoint server 
Microsoft -> Open xml file format converter 

 References:
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=805
http://www.securityfocus.com/archive/1/504190/100/0/threaded
http://www.securityfocus.com/bid/35245
http://www.securitytracker.com/id?1022351
http://www.us-cert.gov/cas/techalerts/TA09-160A.html
http://www.vupen.com/english/advisories/2009/1540
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-021
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5925

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