The winbind_name_list_to_sid_string_list function in nsswitch/pam_winbind.c in Samba up to and including 4.1.2 handles invalid require_membership_of group names by accepting authentication by any user, which allows remote authenticated users to bypass intended access restrictions in opportunistic circumstances by leveraging an administrator's pam_winbind configuration-file mistake.
Vulnerable Product | Search on Vulmon | Subscribe to Product |
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samba samba |
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canonical ubuntu linux 13.04 |
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canonical ubuntu linux 13.10 |
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canonical ubuntu linux 12.10 |
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canonical ubuntu linux 10.04 |
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canonical ubuntu linux 12.04 |