LOW
The default configuration of SMB File Server in Apple Mac OS X 10.5.8, and 10.6 before 10.6.4, enables support for wide links, which allows remote authenticated users to access arbitrary files via vectors involving symbolic links. NOTE: this might overlap CVE-2010-0926.
http://lists.apple.com/archives/security-announce/2010//Jun/msg00001.html
http://secunia.com/advisories/40220
http://securitytracker.com/id?1024103
http://support.apple.com/kb/HT4188