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CVE-2011-0656

UnknownEPSS 29.60%

Last modified

CVE-2011-0656 is a vulnerability of currently unknown severity. Microsoft PowerPoint 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; PowerPoint Viewer; PowerPoint Viewer 2007 SP2; and PowerPoint Web App do not properly validate PersistDirectoryEntry records in PowerPoint documents, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a Slide with a malformed record, which triggers an exception and later use of an unspecified method, aka "Persist Directory RCE Vulnerability.". EPSS estimates a 29.60% chance of exploitation in the next 30 days.

Description

Microsoft PowerPoint 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; PowerPoint Viewer; PowerPoint Viewer 2007 SP2; and PowerPoint Web App do not properly validate PersistDirectoryEntry records in PowerPoint documents, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a Slide with a malformed record, which triggers an exception and later use of an unspecified method, aka "Persist Directory RCE Vulnerability."

Metrics

EPSS Probability
29.60%

98.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
MicrosoftOffice2004—
MicrosoftOffice2008—
MicrosoftOffice2011—
MicrosoftOffice Compatibility Pack2007Sp2
MicrosoftOffice Powerpoint ViewerAll versions—
MicrosoftOpen Xml File Format ConverterAll versions—
MicrosoftPowerpoint2002Sp3
MicrosoftPowerpoint2003Sp3
MicrosoftPowerpoint2007Sp2
MicrosoftPowerpoint2010—
MicrosoftPowerpoint Viewer2007Sp2
MicrosoftPowerpoint Web AppAll versions—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-0656?
Microsoft PowerPoint 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; PowerPoint Viewer; PowerPoint Viewer 2007 SP2; and PowerPoint Web App do not properly validate PersistDirectoryEntry records in PowerPoint documents, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a Slide with a malformed record, which triggers an exception and later use of an unspecified method, aka "Persist Directory RCE Vulnerability."
How severe is CVE-2011-0656?
Severity scoring for CVE-2011-0656 is pending analysis. The EPSS model estimates a 29.60% probability of exploitation in the next 30 days.
How do I fix CVE-2011-0656?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-0656?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST