What’s Vulnerable › Vulnerabilities

CVE-2009-0562

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 25.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2009-08-12 · updated 2026-06-16
• Weakness: CWE-399

Description

The Office Web Components ActiveX Control in Microsoft Office XP SP3, Office 2003 SP3, Office XP Web Components SP3, Office 2003 Web Components SP3, Office 2003 Web Components SP1 for the 2007 Microsoft Office System, Internet Security and Acceleration (ISA) Server 2004 SP3 and 2006 SP1, and Office Small Business Accounting 2006 does not properly allocate memory, which allows remote attackers to execute arbitrary code via unspecified vectors that trigger "system state" corruption, aka "Office Web Components Memory Allocation Vulnerability."

Affected products

• Microsoft Isa Server: 2004-sp3, 2006-sp1
• Microsoft Office: 2003-sp3, xp-sp3
• Microsoft Office Web Components: 2000-sp3, 2003-sp1, 2003-sp3, xp-sp3

References

• http://www.securitytracker.com/id?1022708
• http://www.us-cert.gov/cas/techalerts/TA09-223A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-043
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6337
• http://www.securitytracker.com/id?1022708
• http://www.us-cert.gov/cas/techalerts/TA09-223A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-043
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6337

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