Buffer overflow in the Lotus Notes client for Domino 6.5 before 6.5.4 and 6.0 before 6.0.5 allows local users to cause a denial of service (client crash) and possibly execute arbitrary code via the NOTES.INI file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/20044
http://www.securityfocus.com/bid/13447
http://www-1.ibm.com/support/docview.wss?rs=463&uid=swg21202526