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CVE-2011-0656

Published: Apr 13, 2011Updated: Apr 29, 2026 Sources: CVE List NVDCWE-20
NVD MITRE
9.3CVSSCRITICAL
EPSS Score
29.6%
Top 2.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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."

CVSS Vector Breakdown

AV:NAC:MAu:NC:CI:CA:C
Exploitability
AV:NAccess Vector
Network
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:CIntegrity
Complete
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

CWE-20

Affected Products

officemicrosoft
Desktop App
Consumer Software / productivity
office compatibility packmicrosoft
On-premDesktop App
Consumer Software / productivity
office powerpoint viewermicrosoft
On-premDesktop App
Operating Systems / windows
open xml file format convertermicrosoft
On-premDesktop App
Operating Systems / windows
powerpointmicrosoft
On-premDesktop App
Consumer Software / productivity
microsoftcommercialUSOperating Systems
and 3 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

http://osvdb.org/71770
osvdb.org
http://www.securityfocus.com/archive/1/517482/100/0/threaded
securityfocus.com
http://www.securityfocus.com/bid/47251
securityfocus.com
and 6 more references View all →

Timeline

Published
Apr 13, 2011
Last Updated
Apr 29, 2026

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