Multiple buffer overflows in in.rarpd (ARP server) on Solaris, and possibly other operating systems including Caldera UnixWare and Open UNIX, allow remote attackers to execute arbitrary code, possibly via the functions (1) syserr and (2) error.
http://www.securityfocus.com/bid/4791
http://www.iss.net/security_center/static/9150.php
http://online.securityfocus.com/archive/1/273584
http://archives.neohapsis.com/archives/vulnwatch/2002-q2/0074.html