CVE-2012-1849
Untrusted search path vulnerability in Microsoft Lync 2010, 2010 Attendee, and 2010 Attendant allows local users to gain privileges via a Trojan horse DLL in the current working directory, as demonstrated by a directory that contains a .ocsmeet file, aka "Lync Insecure Library Loading Vulnerability."
Date published : 2012-06-12
http://www.us-cert.gov/cas/techalerts/TA12-164A.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-039