CVE-2009-0100

Description

Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel in Microsoft Office 2004 and 2008 for Mac; Microsoft Office Excel Viewer and Excel Viewer 2003 SP3; and Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 do not properly parse the Excel spreadsheet file format, which allows remote attackers to execute arbitrary code via a crafted spreadsheet that contains a malformed object with "an offset and a two-byte value" that trigger a memory calculation error, aka "Memory Corruption Vulnerability."

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 63.80% Top 5%
Vendor Advisory microsoft.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vupen.com/english/advisories/2009/1023 vdb entry
http://www.securityfocus.com/archive/1/502696/100/0/threaded mailing list
http://www.us-cert.gov/cas/techalerts/TA09-104A.html third party advisory us government resource
http://www.fortiguardcenter.com/advisory/FGA-2009-16.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-009 vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6043 vdb entry signature
http://osvdb.org/53665 vdb entry
http://www.securitytracker.com/id?1022039 vdb entry

Frequently Asked Questions

What is the severity of CVE-2009-0100?
CVE-2009-0100 has been scored as a critical severity vulnerability.
How to fix CVE-2009-0100?
To fix CVE-2009-0100, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-0100 being actively exploited in the wild?
It is possible that CVE-2009-0100 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~64% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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