CVE-2009-0556
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."
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 8.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 67%
- Percentil entre todas las CVEs puntuadas: 99
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
CISA KEV — explotada activamente
- Añadida al catálogo: 7/1/2026
- Plazo de remediación: 28/1/2026
- Uso conocido en ransomware: Unknown
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1203Exploitation for Client Executionexecution85 % - Impacto principal
T1059Command and Scripting Interpreterexecution90 % - Impacto secundario
T1005Data from Local Systemcollection60 %
Archivo PowerPoint malicioso (requiere apertura/interacción UI:R) que corrompe memoria para ejecutar código arbitrario. Explotado activamente en abril 2009 con ransomware.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (2)
CWE
- CWE-94
- CWE-94
Referencias
- http://blogs.technet.com/mmpc/archive/2009/04/02/new-0-day-exploits-using-powerpoint-files.aspx
- http://blogs.technet.com/msrc/archive/2009/04/02/microsoft-security-advisory-969136.aspx
- http://blogs.technet.com/srd/archive/2009/04/02/investigating-the-new-powerpoint-issue.aspx
- http://osvdb.org/53182
- http://secunia.com/advisories/34572
- http://www.kb.cert.org/vuls/id/627331
- http://www.microsoft.com/technet/security/advisory/969136.mspx
- http://www.securityfocus.com/archive/1/503453/100/0/threaded
- http://www.securityfocus.com/bid/34351
- http://www.securitytracker.com/id?1021967
- http://www.us-cert.gov/cas/techalerts/TA09-132A.html
- http://www.vupen.com/english/advisories/2009/0915
- http://www.vupen.com/english/advisories/2009/1290
- http://www.zerodayinitiative.com/advisories/ZDI-09-019
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-017
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49632
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6204
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6279
- http://blogs.technet.com/mmpc/archive/2009/04/02/new-0-day-exploits-using-powerpoint-files.aspx
- http://blogs.technet.com/msrc/archive/2009/04/02/microsoft-security-advisory-969136.aspx
- http://blogs.technet.com/srd/archive/2009/04/02/investigating-the-new-powerpoint-issue.aspx
- http://osvdb.org/53182
- http://secunia.com/advisories/34572
- http://www.kb.cert.org/vuls/id/627331
- http://www.microsoft.com/technet/security/advisory/969136.mspx
- http://www.securityfocus.com/archive/1/503453/100/0/threaded
- http://www.securityfocus.com/bid/34351
- http://www.securitytracker.com/id?1021967
- http://www.us-cert.gov/cas/techalerts/TA09-132A.html
- http://www.vupen.com/english/advisories/2009/0915
- http://www.vupen.com/english/advisories/2009/1290
- http://www.zerodayinitiative.com/advisories/ZDI-09-019
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-017
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49632
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6204
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6279
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-0556
JSON original (NVD)
Mostrar
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"value": "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.\""
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"lastModified": "2026-06-16T23:05:17.900",
"cisaActionDue": "2026-01-28",
"cisaExploitAdd": "2026-01-07",
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