On Mon, 2014-03-31 at 10:43 +0200, Jonas Kellens wrote:

Well actually, this is the entire ACL :
(...)
defaultaccess   none

The defaultaccess keyword disappeared in OpenLDAP 2.1, and 2.4 won't
start with it.  Unless you're using a hacked version of OpenLDAP.
Anyway, that's the default in RE24 for a database which has other
access statements.  And searching also needs "search" access to
search-related items, like the baseDN.  See man slapd.access.

So you get what you're specifying: No access to baseDN of your
search.  Append something like this to access list:

access to * by * search