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samba-mirror/source4/auth/gensec/gensec_krb5_internal.h
Joseph Sutton bbfbbb9f64 CVE-2022-2031 gensec_krb5: Add helper function to check if client sent an initial ticket
This will be used in the kpasswd service to ensure that the client has
an initial ticket to kadmin/changepw, and not a service ticket.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=15047
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15049

Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andreas Schneider <asn@samba.org>
2022-07-27 10:52:36 +00:00

48 lines
1.4 KiB
C

/*
Unix SMB/CIFS implementation.
Kerberos backend for GENSEC
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004
Copyright (C) Andrew Tridgell 2001
Copyright (C) Luke Howard 2002-2003
Copyright (C) Stefan Metzmacher 2004-2005
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "auth/gensec/gensec.h"
#include "system/kerberos.h"
#include "auth/kerberos/kerberos.h"
enum GENSEC_KRB5_STATE {
GENSEC_KRB5_SERVER_START,
GENSEC_KRB5_CLIENT_START,
GENSEC_KRB5_CLIENT_MUTUAL_AUTH,
GENSEC_KRB5_DONE
};
struct gensec_krb5_state {
enum GENSEC_KRB5_STATE state_position;
struct smb_krb5_context *smb_krb5_context;
krb5_auth_context auth_context;
krb5_data enc_ticket;
krb5_keyblock *keyblock;
krb5_ticket *ticket;
bool gssapi;
krb5_flags ap_req_options;
};