Buffer overflow in cnd-program for mgetty before 1.1.29 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a Caller ID string with a long CallerName argument.
https://exchange.xforce.ibmcloud.com/vulnerabilities/11072
http://www.securityfocus.com/bid/7303
http://www.redhat.com/support/errata/RHSA-2003-036.html