CVE-2011-0656

highpriority · attend · 47EPSS 0.296 · 98 %ileEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

29.6% (98th) EPSS

CVSS 9.3 · high

Is it mine?

13 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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."

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.07.9highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (13)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft office= 2004nvdUScpe:2.3:a:microsoft:office:*:*:*:*:*:*:*:*
microsoft office= 2008nvdUScpe:2.3:a:microsoft:office:*:*:*:*:*:*:*:*
microsoft office= 2011nvdUScpe:2.3:a:microsoft:office:*:*:*:*:*:*:*:*
microsoft office compatibility pack= 2007nvdUScpe:2.3:a:microsoft:office_compatibility_pack:*:*:*:*:*:*:*:*
microsoft office powerpoint viewerall versionsnvdUScpe:2.3:a:microsoft:office_powerpoint_viewer:*:*:*:*:*:*:*:*
microsoft open xml file format converterall versionsnvdUScpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:*:*:*:*:*:*
microsoft powerpoint= 2002nvdUScpe:2.3:a:microsoft:powerpoint:*:*:*:*:*:*:*:*
microsoft powerpoint= 2003nvdUScpe:2.3:a:microsoft:powerpoint:*:*:*:*:*:*:*:*
microsoft powerpoint= 2007nvdUScpe:2.3:a:microsoft:powerpoint:*:*:*:*:*:*:*:*
microsoft powerpoint= 2010nvdUScpe:2.3:a:microsoft:powerpoint:*:*:*:*:*:*:*:*
microsoft powerpoint viewer= 2007nvdUScpe:2.3:a:microsoft:powerpoint_viewer:*:*:*:*:*:*:*:*
microsoft powerpoint web appall versionsnvdUScpe:2.3:a:microsoft:powerpoint_web_app:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2011-04-13modified 2026-06-16

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+25168 more

references (20)

External citations — patches, advisories, analysis.

scry

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