Vulnerability CVE-2010-0263
Published: 2010-03-10   Modified: 2012-02-13

Description:
Microsoft Office Excel 2007 SP1 and SP2; Office 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer SP1 and SP2; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2; and Office SharePoint Server 2007 SP1 and SP2 do not validate ZIP headers during decompression of Open XML (.XLSX) documents, which allows remote attackers to execute arbitrary code via a crafted document that triggers access to uninitialized memory locations, aka "Microsoft Office Excel XLSX File Parsing Code Execution Vulnerability."

Type:

CWE-94

 (Improper Control of Generation of Code ('Code Injection'))

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 -> Excel 
Microsoft -> Office 
Microsoft -> Office compatibility pack 
Microsoft -> Office excel viewer 
Microsoft -> Office sharepoint server 
Microsoft -> Open xml file format converter 

 References:
http://www.securityfocus.com/archive/1/509979/100/0/threaded
http://www.securitytracker.com/id?1023698
http://www.us-cert.gov/cas/techalerts/TA10-068A.html
http://www.zerodayinitiative.com/advisories/ZDI-10-025/
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-017
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8407
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