Vulnerability Intelligence Report
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."
No Active Exploit Signals
CVSS Base Score
9.3
HIGH
EPSS Probability:29.60%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| microsoft | office | 2004, 2008, 2011 |
| microsoft | office_compatibility_pack | 2007 |
| microsoft | office_powerpoint_viewer | all |
| microsoft | open_xml_file_format_converter | all |
| microsoft | powerpoint | 2002, 2003, 2007, 2010 |
| microsoft | powerpoint_viewer | 2007 |
| microsoft | powerpoint_web_app | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
29.604%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2011-01-28T00:00:00 |
| Published | 2011-04-13T18:00:00 |
| Patch Date | 2011-04-12 |
| Last Updated | 2024-08-06T21:58:26 |
Community Chatter & Buzz