CVE-2009-0556

Published Apr 3, 2009 CVSS 3.1 · 8.8 High EPSS 67.3% KEV · Listed
Description
Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office 2004 for Mac, allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an an invalid index value that triggers memory corruption, as exploited in the wild in April 2009 by Exploit:Win32/Apptom.gen, aka "Memory Corruption Vulnerability."

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2026-01-07T00:00:00+00:00', 'dueDate': '2026-01-28T00:00:00+00:00'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Jan 8, 2026, 4:55 AM
Reserved
Feb 12, 2009, 12:00 AM
Status
Analyzed
Published
Apr 3, 2009, 6:30 PM
Modified
Jun 16, 2026, 11:05 PM