Joe text editor 2.8 searches the current working directory (CWD) for the .joerc configuration file, which could allow local users to gain privileges of other users by placing a Trojan Horse .joerc file into a directory, then waiting for users to execute joe from that directory.
http://www.redhat.com/support/errata/RHSA-2001-024.html
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-026.php3
http://www.debian.org/security/2001/dsa-041
http://archives.neohapsis.com/archives/bugtraq/2001-02/0490.html