What’s Vulnerable › Vulnerabilities

CVE-2009-0090

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 21.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2009-10-14 · updated 2026-06-16
• Weakness: CWE-264

Description

Microsoft .NET Framework 1.0 SP3, 1.1 SP1, and 2.0 SP1 does not properly validate .NET verifiable code, which allows remote attackers to obtain unintended access to stack memory, and execute arbitrary code, via (1) a crafted XAML browser application (XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka "Microsoft .NET Framework Pointer Verification Vulnerability."

Affected products

• Microsoft .NET Framework: 1.1-sp1, 2.0-sp1, 2.0-sp2, 3.5, 3.5-sp1, 2.0 (+1)
• Microsoft Windows 2000: all versions
• Microsoft Windows 7: all versions
• Microsoft Windows Server 2003: all versions
• Microsoft Windows Server 2008: all versions
• Microsoft Windows Vista: all versions
• Microsoft Windows XP Service Pack 3: all versions

References

• http://www.us-cert.gov/cas/techalerts/TA09-286A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-061
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5716
• http://www.us-cert.gov/cas/techalerts/TA09-286A.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-061
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5716

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