CVE-2007-4138
The Winbind nss_info extension (nsswitch/idmap_ad.c) in idmap_ad.so in Samba 3.0.25 through 3.0.25c, when the "winbind nss info" option is set to rfc2307 or sfu, grants all local users the privileges of gid 0 when the (1) RFC2307 or (2) Services for UNIX (SFU) primary group attribute is not defined.
Date published : 2007-09-13
http://www.securityfocus.com/bid/25636
http://www.securityfocus.com/archive/1/479078/100/0/threaded