Delete a UNIX user on demand.
****************************************************************************/
-int smb_delete_user(char *unix_user)
+int smb_delete_user(const char *unix_user)
{
pstring del_script;
int ret;
const char *wksta_name,
DATA_BLOB lm_pwd, DATA_BLOB nt_pwd,
DATA_BLOB plaintext,
- uint32 ntlmssp_flags, BOOL encrypted)
+ uint32 auth_flags, BOOL encrypted)
{
DEBUG(5,("attempting to make a user_info for %s (%s)\n", internal_username, smb_name));
(*user_info)->plaintext_password = data_blob(plaintext.data, plaintext.length);
(*user_info)->encrypted = encrypted;
- (*user_info)->ntlmssp_flags = ntlmssp_flags;
+ (*user_info)->auth_flags = auth_flags;
DEBUG(10,("made an %sencrypted user_info for %s (%s)\n", encrypted ? "":"un" , internal_username, smb_name));
map_username(internal_username);
if (lp_allow_trusted_domains()) {
- char *user;
/* the client could have given us a workstation name
or other crap for the workgroup - we really need a
way of telling if this domain name is one of our
on winbind, but until we have a better method this
will have to do
*/
- asprintf(&user, "%s%s%s",
- client_domain, lp_winbind_separator(),
- smb_name);
- if (Get_Pwnam(user) != NULL) {
- domain = client_domain;
- } else {
- domain = lp_workgroup();
+
+ domain = client_domain;
+
+ if ((smb_name) && (*smb_name)) { /* Don't do this for guests */
+ char *user;
+ asprintf(&user, "%s%s%s",
+ client_domain, lp_winbind_separator(),
+ smb_name);
+ if (Get_Pwnam(user) == NULL) {
+ domain = lp_workgroup();
+ }
+ free(user);
}
- free(user);
} else {
domain = lp_workgroup();
}
****************************************************************************/
BOOL make_user_info_netlogon_network(auth_usersupplied_info **user_info,
- char *smb_name,
- char *client_domain,
- char *wksta_name,
- uchar *lm_network_pwd, int lm_pwd_len,
- uchar *nt_network_pwd, int nt_pwd_len)
+ const char *smb_name,
+ const char *client_domain,
+ const char *wksta_name,
+ const uchar *lm_network_pwd, int lm_pwd_len,
+ const uchar *nt_network_pwd, int nt_pwd_len)
{
BOOL ret;
DATA_BLOB lm_blob = data_blob(lm_network_pwd, lm_pwd_len);
DATA_BLOB nt_blob = data_blob(nt_network_pwd, nt_pwd_len);
DATA_BLOB plaintext_blob = data_blob(NULL, 0);
- uint32 ntlmssp_flags = 0;
+ uint32 auth_flags = AUTH_FLAG_NONE;
if (lm_pwd_len)
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_OEM;
+ auth_flags |= AUTH_FLAG_LM_RESP;
if (nt_pwd_len == 24) {
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_NTLM;
+ auth_flags |= AUTH_FLAG_NTLM_RESP;
} else if (nt_pwd_len != 0) {
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_NTLM2;
+ auth_flags |= AUTH_FLAG_NTLMv2_RESP;
}
ret = make_user_info_map(user_info,
wksta_name,
lm_blob, nt_blob,
plaintext_blob,
- ntlmssp_flags, True);
+ auth_flags, True);
data_blob_free(&lm_blob);
data_blob_free(&nt_blob);
****************************************************************************/
BOOL make_user_info_netlogon_interactive(auth_usersupplied_info **user_info,
- char *smb_name,
- char *client_domain,
- char *wksta_name,
- uchar chal[8],
- uchar lm_interactive_pwd[16],
- uchar nt_interactive_pwd[16],
- uchar *dc_sess_key)
+ const char *smb_name,
+ const char *client_domain,
+ const char *wksta_name,
+ const uchar chal[8],
+ const uchar lm_interactive_pwd[16],
+ const uchar nt_interactive_pwd[16],
+ const uchar *dc_sess_key)
{
char lm_pwd[16];
char nt_pwd[16];
unsigned char local_lm_response[24];
unsigned char local_nt_response[24];
unsigned char key[16];
- uint32 ntlmssp_flags = 0;
+ uint32 auth_flags = AUTH_FLAG_NONE;
ZERO_STRUCT(key);
memcpy(key, dc_sess_key, 8);
DATA_BLOB plaintext_blob = data_blob(NULL, 0);
if (lm_interactive_pwd)
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_OEM;
+ auth_flags |= AUTH_FLAG_LM_RESP;
if (nt_interactive_pwd)
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_NTLM;
+ auth_flags |= AUTH_FLAG_NTLM_RESP;
ret = make_user_info_map(user_info,
smb_name, client_domain,
local_lm_blob,
local_nt_blob,
plaintext_blob,
- ntlmssp_flags, True);
-
- data_blob_free(&local_lm_blob);
- data_blob_free(&local_nt_blob);
- return ret;
- }
-}
-
-/****************************************************************************
- Create an auth_usersupplied_data structure
-****************************************************************************/
-
-BOOL make_user_info_winbind(auth_usersupplied_info **user_info,
- const char *username,
- const char *domain,
- const char *password,
- uchar chal[8] /* Give winbind back the challenge we used */
- )
-{
- unsigned char local_lm_response[24];
- unsigned char local_nt_response[24];
- DATA_BLOB local_lm_blob;
- DATA_BLOB local_nt_blob;
- DATA_BLOB plaintext_blob;
- uint32 ntlmssp_flags = 0;
-
- /*
- * Not encrypted - do so.
- */
-
- DEBUG(5,("pass_check_smb: User passwords not in encrypted format.\n"));
-
- generate_random_buffer(chal, 8, False);
-
- if (*password) {
- SMBencrypt( (const uchar *)password, chal, local_lm_response);
-
- /* This encrypts the lm_pwd field, which actually contains
- the password rather than the nt_pwd field because that
- contains nothing */
-
- /* WATCH OUT. This doesn't work if the incoming password is
- incorrectly cased. We might want to add a check here
- and only do an LM in that case */
-
- SMBNTencrypt((const uchar *)password, chal, local_nt_response);
-
- local_lm_blob = data_blob(local_lm_response, sizeof(local_lm_response));
- local_nt_blob = data_blob(local_nt_response, sizeof(local_nt_response));
- plaintext_blob = data_blob(password, strlen(password)+1);
- if ((!local_lm_blob.data) || (!local_nt_blob.data)|| (!plaintext_blob.data)) {
- data_blob_free(&local_lm_blob);
- data_blob_free(&local_nt_blob);
- data_blob_clear_free(&plaintext_blob);
- return False;
- }
- ntlmssp_flags = NTLMSSP_NEGOTIATE_OEM | NTLMSSP_NEGOTIATE_NTLM;
- } else {
- local_lm_blob = data_blob(NULL, 0);
- local_nt_blob = data_blob(NULL, 0);
- plaintext_blob = data_blob(NULL, 0);
- }
-
- {
- BOOL ret;
-
- ret = make_user_info(user_info,
- username, username,
- domain, domain,
- global_myname,
- local_lm_blob,
- local_nt_blob,
- plaintext_blob,
- ntlmssp_flags, False);
+ auth_flags, True);
data_blob_free(&local_lm_blob);
data_blob_free(&local_nt_blob);
- data_blob_clear_free(&plaintext_blob);
return ret;
}
}
-/****************************************************************************
- Create an auth_usersupplied_data, making the DATA_BLOBs here.
- Decrypt and encrypt the passwords.
-****************************************************************************/
-
-BOOL make_user_info_winbind_crap(auth_usersupplied_info **user_info,
- char *smb_name,
- char *client_domain,
- uchar *lm_network_pwd, int lm_pwd_len,
- uchar *nt_network_pwd, int nt_pwd_len)
-{
- BOOL ret;
- DATA_BLOB lm_blob = data_blob(lm_network_pwd, lm_pwd_len);
- DATA_BLOB nt_blob = data_blob(nt_network_pwd, nt_pwd_len);
- DATA_BLOB plaintext_blob = data_blob(NULL, 0);
- uint32 ntlmssp_flags = 0;
-
- if (lm_pwd_len)
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_OEM;
- if (nt_pwd_len)
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_NTLM;
-
- ret = make_user_info(user_info,
- smb_name, smb_name,
- client_domain, client_domain,
- global_myname,
- lm_blob, nt_blob,
- plaintext_blob,
- ntlmssp_flags, True);
-
- data_blob_free(&lm_blob);
- data_blob_free(&nt_blob);
- return ret;
-}
/****************************************************************************
Create an auth_usersupplied_data structure
****************************************************************************/
BOOL make_user_info_for_reply(auth_usersupplied_info **user_info,
- char *smb_name,
- char *client_domain,
- unsigned char chal[8],
+ const char *smb_name,
+ const char *client_domain,
+ const uint8 chal[8],
DATA_BLOB plaintext_password)
{
DATA_BLOB local_lm_blob;
DATA_BLOB local_nt_blob;
BOOL ret = False;
- uint32 ntlmssp_flags = 0;
+ uint32 auth_flags = AUTH_FLAG_NONE;
/*
* Not encrypted - do so.
dump_data(100, plaintext_password.data, plaintext_password.length);
#endif
- SMBencrypt( (const uchar *)plaintext_password.data, chal, local_lm_response);
+ SMBencrypt( (const uchar *)plaintext_password.data, (const uchar*)chal, local_lm_response);
local_lm_blob = data_blob(local_lm_response, 24);
/* We can't do an NT hash here, as the password needs to be
case insensitive */
local_nt_blob = data_blob(NULL, 0);
- ntlmssp_flags = NTLMSSP_NEGOTIATE_OEM;
+ auth_flags = (AUTH_FLAG_PLAINTEXT | AUTH_FLAG_LM_RESP);
} else {
local_lm_blob = data_blob(NULL, 0);
local_nt_blob = data_blob(NULL, 0);
local_lm_blob,
local_nt_blob,
plaintext_password,
- ntlmssp_flags, False);
+ auth_flags, False);
data_blob_free(&local_lm_blob);
return ret;
****************************************************************************/
BOOL make_user_info_for_reply_enc(auth_usersupplied_info **user_info,
- char *smb_name,
- char *client_domain,
- DATA_BLOB lm_resp, DATA_BLOB nt_resp,
- DATA_BLOB plaintext_password)
+ const char *smb_name,
+ const char *client_domain,
+ DATA_BLOB lm_resp, DATA_BLOB nt_resp)
{
- uint32 ntlmssp_flags = 0;
+ uint32 auth_flags = AUTH_FLAG_NONE;
DATA_BLOB no_plaintext_blob = data_blob(NULL, 0);
if (lm_resp.length == 24) {
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_OEM;
+ auth_flags |= AUTH_FLAG_LM_RESP;
}
if (nt_resp.length == 0) {
} else if (nt_resp.length == 24) {
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_NTLM;
+ auth_flags |= AUTH_FLAG_NTLM_RESP;
} else {
- ntlmssp_flags |= NTLMSSP_NEGOTIATE_NTLM2;
+ auth_flags |= AUTH_FLAG_NTLMv2_RESP;
}
return make_user_info_map(user_info, smb_name,
lm_resp,
nt_resp,
no_plaintext_blob,
- ntlmssp_flags, True);
+ auth_flags, True);
}
/****************************************************************************
DATA_BLOB lm_blob = data_blob(NULL, 0);
DATA_BLOB nt_blob = data_blob(NULL, 0);
DATA_BLOB plaintext_blob = data_blob(NULL, 0);
- uint32 ntlmssp_flags = 0;
+ uint32 auth_flags = AUTH_FLAG_NONE;
return make_user_info(user_info,
"","",
"",
nt_blob, lm_blob,
plaintext_blob,
- ntlmssp_flags, True);
+ auth_flags, True);
}
/***************************************************************************
BOOL make_server_info_pw(auth_serversupplied_info **server_info, const struct passwd *pwd)
{
SAM_ACCOUNT *sampass = NULL;
- if (!pdb_init_sam_pw(&sampass, pwd)) {
+ if (!NT_STATUS_IS_OK(pdb_init_sam_pw(&sampass, pwd))) {
return False;
}
return make_server_info_sam(server_info, sampass);
BOOL make_server_info_guest(auth_serversupplied_info **server_info)
{
- struct passwd *pass = sys_getpwnam(lp_guestaccount());
+ struct passwd *pass = getpwnam_alloc(lp_guestaccount());
if (pass) {
if (!make_server_info_pw(server_info, pass)) {
+ passwd_free(&pass);
return False;
}
(*server_info)->guest = True;
+ passwd_free(&pass);
return True;
}
- DEBUG(0,("make_server_info_guest: sys_getpwnam() failed on guest account!\n"));
+ DEBUG(0,("make_server_info_guest: getpwnam_alloc() failed on guest account!\n"));
return False;
}
Make an auth_methods struct
***************************************************************************/
-BOOL make_auth_methods(auth_methods **auth_method)
+BOOL make_auth_methods(struct auth_context *auth_context, auth_methods **auth_method)
{
- *auth_method = malloc(sizeof(**auth_method));
+ if (!auth_context) {
+ smb_panic("no auth_context supplied to make_auth_methods()!\n");
+ }
+
+ if (!auth_method) {
+ smb_panic("make_auth_methods: pointer to auth_method pointer is NULL!\n");
+ }
+
+ *auth_method = talloc(auth_context->mem_ctx, sizeof(**auth_method));
if (!*auth_method) {
DEBUG(0,("make_auth_method: malloc failed!\n"));
return False;
return token;
}
+
+/**
+ * Squash an NT_STATUS in line with security requirements.
+ * In an attempt to avoid giving the whole game away when users
+ * are authenticating, NT replaces both NT_STATUS_NO_SUCH_USER and
+ * NT_STATUS_WRONG_PASSWORD with NT_STATUS_LOGON_FAILURE in certain situations
+ * (session setups in particular).
+ *
+ * @param nt_status NTSTATUS input for squashing.
+ * @return the 'squashed' nt_status
+ **/
+
+NTSTATUS nt_status_squash(NTSTATUS nt_status)
+{
+ if NT_STATUS_IS_OK(nt_status) {
+ return nt_status;
+ } else if NT_STATUS_EQUAL(nt_status, NT_STATUS_NO_SUCH_USER) {
+ /* Match WinXP and don't give the game away */
+ return NT_STATUS_LOGON_FAILURE;
+
+ } else if NT_STATUS_EQUAL(nt_status, NT_STATUS_WRONG_PASSWORD) {
+ /* Match WinXP and don't give the game away */
+ return NT_STATUS_LOGON_FAILURE;
+ } else {
+ return nt_status;
+ }
+}
+
+
+
git.samba.org / ira / wip.git / blobdiff