Multiple format string vulnerabilities in Network Authorization in Apple Mac OS X 10.6 before 10.6.4 allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via format string specifiers in a (1) afp, (2) cifs, or (3) smb URL.
http://www.vupen.com/english/advisories/2010/1481
http://www.securityfocus.com/bid/40871
http://support.apple.com/kb/HT4188
http://securitytracker.com/id?1024103
http://secunia.com/advisories/40220
http://lists.apple.com/archives/security-announce/2010//Jun/msg00001.html