CVE-2009-2505

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 attackers to execute arbitrary code via crafted structures in a malformed request, aka "Internet Authentication Service Memory Corruption Vulnerability."

Date published : 2009-12-09

http://www.us-cert.gov/cas/techalerts/TA09-342A.html

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-071