Format string vulnerability in ui.c in Textbased MSN Client (TMSNC) before 0.2.5 allows attackers to cause a denial of service and possibly execute arbitrary code via unknown attack vectors that cause format strings to be injected into the wprintw function.
https://exchange.xforce.ibmcloud.com/vulnerabilities/22242
http://www.vupen.com/english/advisories/2005/1709
http://www.securityfocus.com/bid/14810
http://www.osvdb.org/displayvuln.php?osvdb_id=19311
http://sourceforge.net/project/shownotes.php?release_id=355808