Heap-based buffer overflow in Microsoft Remote Desktop Connection (formerly Terminal Services Client) running RDP 5.0 through 6.1 on Windows, and Remote Desktop Connection Client for Mac 2.0, allows remote attackers to execute arbitrary code via unspecified parameters, aka "Remote Desktop Connection Heap Overflow Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5693
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-044
http://www.vupen.com/english/advisories/2009/2238
http://www.us-cert.gov/cas/techalerts/TA09-223A.html