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-rw-r--r--source4/dsdb/samdb/ldb_modules/objectclass_attrs.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/objectclass_attrs.c b/source4/dsdb/samdb/ldb_modules/objectclass_attrs.c
index bd4e0be646..62bc9ae8b2 100644
--- a/source4/dsdb/samdb/ldb_modules/objectclass_attrs.c
+++ b/source4/dsdb/samdb/ldb_modules/objectclass_attrs.c
@@ -240,6 +240,10 @@ static int attr_handler2(struct oc_context *ac)
struct ldb_message_element *oc_element;
struct ldb_message *msg;
const char **must_contain, **may_contain, **found_must_contain;
+ /* There exists a hardcoded delete-protected attributes list in AD */
+ const char *del_prot_attributes[] = { "nTSecurityDescriptor",
+ "objectSid", "sAMAccountType", "sAMAccountName", "groupType",
+ "primaryGroupID", "userAccountControl", NULL }, **l;
const struct dsdb_attribute *attr;
unsigned int i;
bool found;
@@ -268,9 +272,23 @@ static int attr_handler2(struct oc_context *ac)
return ldb_operr(ldb);
}
+ /* Check the delete-protected attributes list */
+ msg = ac->search_res->message;
+ for (l = del_prot_attributes; *l != NULL; l++) {
+ found = str_list_check_ci(must_contain, *l);
+ if (!found) {
+ found = str_list_check_ci(may_contain, *l);
+ }
+ if (found && (ldb_msg_find_element(msg, *l) == NULL)) {
+ ldb_asprintf_errstring(ldb, "objectclass_attrs: delete protected attribute '%s' on entry '%s' missing!",
+ *l,
+ ldb_dn_get_linearized(msg->dn));
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
+ }
+
/* Check if all specified attributes are valid in the given
* objectclasses and if they meet additional schema restrictions. */
- msg = ac->search_res->message;
for (i = 0; i < msg->num_elements; i++) {
attr = dsdb_attribute_by_lDAPDisplayName(ac->schema,
msg->elements[i].name);