dhcpcd DHCP client daemon 1.3.22 and earlier allows local users to execute arbitrary code via shell metacharacters that are fed from a dhcpd .info script into a .exe script.
https://exchange.xforce.ibmcloud.com/vulnerabilities/10663
http://www.securityfocus.com/bid/6200
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:003
http://www.debian.org/security/2002/dsa-219
http://marc.info/?l=bugtraq&m=104189546709447&w=2
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000549