How severe is CVE-2011-0656?

This vulnerability has a severity rating of HIGH with a CVSS score of 9.3 out of 10.

What type of vulnerability is CVE-2011-0656?

This is classified as CWE-20, which is a common weakness in software security.

CVE-2011-0656 - HIGH Severity | CVSS 9.3

Vulnerability 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."

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