Multiple buffer overflows in Cain & Abel before 2.67 allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via (1) an IKE packet with a large ID field that is not properly handled by the PSK sniffer filter, (2) the HTTP sniffer filter, or the (3) POP3, (4) SMTP, (5) IMAP, (6) NNTP, or (7) TDS sniffer filters.
https://exchange.xforce.ibmcloud.com/vulnerabilities/19744
https://exchange.xforce.ibmcloud.com/vulnerabilities/19742
http://www.securityfocus.com/bid/12840
http://securitytracker.com/id?1013476