Format string vulnerability in Infodrom cfingerd 1.4.3 and earlier allows a remote attacker to gain additional privileges via a malformed ident reply that is passed to the syslog function.
https://exchange.xforce.ibmcloud.com/vulnerabilities/6364
https://euvd.enisa.europa.eu/vulnerability/EUVD-2001-0600
http://www.securityfocus.com/bid/2576
http://archives.neohapsis.com/archives/bugtraq/2001-04/0202.html