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| author | Gerald Carter <jerry@samba.org> | 2003-08-13 03:59:41 +0000 |
|---|---|---|
| committer | Gerald Carter <jerry@samba.org> | 2003-08-13 03:59:41 +0000 |
| commit | 36fc199e5f573fea9b7e2c1cf01ad42744a42f08 (patch) | |
| tree | b2d4ab58cf3524a9c0d63ab57ebf852444ccb8b0 /source | |
| parent | 85414c8780cf57c396fea395918dfd161d67edb4 (diff) | |
| download | samba-36fc199e5f573fea9b7e2c1cf01ad42744a42f08.tar.gz samba-36fc199e5f573fea9b7e2c1cf01ad42744a42f08.tar.xz samba-36fc199e5f573fea9b7e2c1cf01ad42744a42f08.zip | |
fix bug #286.
Fixed by storing the access requested on the anonymous samr connect.
Restricted this to enum_domain|open_domain.
Added become/unbecome_root() around pdb_enum_group_mapping()
enum domain groups samr call.
Diffstat (limited to 'source')
| -rw-r--r-- | source/rpc_server/srv_samr_nt.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/source/rpc_server/srv_samr_nt.c b/source/rpc_server/srv_samr_nt.c index 14aad5d6f8c..5f44acc9623 100644 --- a/source/rpc_server/srv_samr_nt.c +++ b/source/rpc_server/srv_samr_nt.c @@ -1013,8 +1013,13 @@ static NTSTATUS get_group_domain_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DO *p_num_entries = 0; + /* access checks for the users were performed higher up. become/unbecome_root() + needed for some passdb backends to enumerate groups */ + + become_root(); pdb_enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED); - + unbecome_root(); + num_entries=group_entries-start_idx; /* limit the number of entries */ @@ -2369,6 +2374,7 @@ NTSTATUS _api_samr_create_user(pipes_struct *p, SAMR_Q_CREATE_USER *q_u, SAMR_R_ NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CONNECT_ANON *r_u) { struct samr_info *info = NULL; + uint32 des_access = q_u->access_mask; /* Access check */ @@ -2386,6 +2392,13 @@ NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CO if ((info = get_samr_info_by_sid(NULL)) == NULL) return NT_STATUS_NO_MEMORY; + /* don't give away the farm but this is probably ok. The SA_RIGHT_SAM_ENUM_DOMAINS + was observed from a win98 client trying to enumerate users (when configured + user level access control on shares) --jerry */ + + se_map_generic( &des_access, &sam_generic_mapping ); + info->acc_granted = des_access & (SA_RIGHT_SAM_ENUM_DOMAINS|SA_RIGHT_SAM_OPEN_DOMAIN); + info->status = q_u->unknown_0; /* get a (unique) handle. open a policy on it. */ @@ -2510,7 +2523,9 @@ NTSTATUS _samr_lookup_domain(pipes_struct *p, SAMR_Q_LOOKUP_DOMAIN *q_u, SAMR_R_ if (!find_policy_by_hnd(p, &q_u->connect_pol, (void**)&info)) return NT_STATUS_INVALID_HANDLE; - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_OPEN_DOMAIN, "_samr_lookup_domain"))) { + if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, + SA_RIGHT_SAM_ENUM_DOMAINS, "_samr_lookup_domain"))) + { return r_u->status; } |