GnoRPM before 0.95 allows local users to modify arbitrary files via a symlink attack.
https://exchange.xforce.ibmcloud.com/vulnerabilities/5317
http://www.securityfocus.com/bid/1761
http://www.securityfocus.com/archive/1/136866
http://www.redhat.com/support/errata/RHSA-2000-072.html
http://www.linux-mandrake.com/en/security/MDKSA-2000-055.php3?dis=7.0
http://archives.neohapsis.com/archives/bugtraq/2000-10/0184.html
http://archives.neohapsis.com/archives/bugtraq/2000-10/0043.html