Buffer overflow in the MSN module in Trillian 0.74i allows remote MSN servers to execute arbitrary code via a long string that ends in a newline character.
https://exchange.xforce.ibmcloud.com/vulnerabilities/17292
https://euvd.enisa.europa.eu/vulnerability/EUVD-2004-1660
http://www.securityfocus.com/bid/11142
http://unsecure.altervista.org/security/trillianbof.c
http://unsecure.altervista.org/security/trillian.htm