Unscored severity · published Oct 14, 2009
CVE-2009-0091
Microsoft .NET Framework 2.0, 2.0 SP1, and 3.5 does not properly enforce a certain type-equality constraint in .NET verifiable code, which allows remote attackers to execute…
–
CVSS
25.8%
EPSS
No
On KEV
Description
Microsoft .NET Framework 2.0, 2.0 SP1, and 3.5 does not properly enforce a certain type-equality constraint in .NET verifiable code, which allows remote attackers to 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 Type Verification Vulnerability."
Exploitation
Is it being used?
Exploit prediction (EPSS)25.8% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NF
.net Framework · Microsoft
1.1; 2.0; 2.0; 1.1; 2.0; 2.0; +15 more · source: NVD
W2
Windows 2000 · Microsoft
All versions, or not specified · source: NVD
W7
Windows 7 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2003 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2008 · Microsoft
All versions, or not specified · source: NVD
WV
Windows Vista · Microsoft
All versions, or not specified · source: NVD
WX
Windows XP · Microsoft
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2009-0091
CVE.org
https://www.cve.org/CVERecord?id=CVE-2009-0091
US Government Resource
http://www.us-cert.gov/cas/techalerts/TA09-286A.html
docs.microsoft.com
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-061
oval.cisecurity.org
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6451
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