CVE-2009-3134 Code injection in n/a
Remote attackers can execute arbitrary code by tricking users into opening a malicious Excel spreadsheet with malformed records.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2009-3134?
CVE-2009-3134 is a critical code injection vulnerability in Microsoft Excel, published on 11 Nov 2009. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Microsoft Office Excel 2002 SP3, 2003 SP3, and 2007 SP1 and SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer 2003 SP3; Office Excel Viewer SP1 and SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2 do not properly parse the Excel file format, which allows remote attackers to execute arbitrary code via a spreadsheet with a malformed record object, aka "Excel Field Sanitization Vulnerability."
Weakness: CWE-94
Which versions are affected by CVE-2009-3134?
It affects 5 products.
Products include Microsoft Compatibility Pack Word Excel Powerpoint, Microsoft Excel, Microsoft Excel Viewer, Microsoft Office, Microsoft Open Xml File Format Converter.
How do I fix CVE-2009-3134?
No fix has been published for CVE-2009-3134 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2009-3134 being exploited?
There is no known exploitation of CVE-2009-3134 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Excel
Sources
Also known as GHSA-qq2h-777w-7rg7.