Published: 09/12/2009 Updated: 21/11/2024

The Internet Authentication Service (IAS) in Microsoft Windows Vista SP2 and Server 2008 SP2 does not properly validate MS-CHAP v2 Protected Extensible Authentication Protocol (PEAP) authentication requests, which allows remote malicious users to execute arbitrary code via crafted structures in a malformed request, aka "Internet Authentication Service Memory Corruption Vulnerability."

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microsoft windows server 2008
microsoft windows server 2008 sp2
microsoft windows vista

CWE-287 https://nvd.nist.gov https://www.first.org/epss http://www.securitytracker.com/id?1023291 http://www.us-cert.gov/cas/techalerts/TA09-342A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-071 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6063 http://www.securitytracker.com/id?1023291 http://www.us-cert.gov/cas/techalerts/TA09-342A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-071 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6063

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