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Re: Slapd Security based on port
Ondrej Kuznik wrote:
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On 02/14/2011 08:49 PM, Chris Jackson wrote:
here is a scenario:
Site has a ldap server on ldap://389. Firewall blocks access to 389
from internet. Everyone queries the ldap via anonymous binds. Site
would like to allow staff the ability to query the ldap from outside
the firewall. This would be done via ldaps:// 636 to users who have
authenticated via username/password. They do not want to allow
anonymous queries outside the firewall.
Using the "disallow bind_anon" would prevent anon binds on both ldap://
and ldaps://. This would break the inside machines ability to query.
If we dont use "disallow bind_anon" then machines outside of the
firewall could query the ldap.
---Is the only option for them to setup two separate ldap servers? One
with "disallow bind_anon" and one without. Then only open the firewall
for port 636 to the ldap server which has "disallow bind_anon".
Another option than ACL magic:
Wouldn't the x-mod= option to the listening socket, as described in the
slapd manpage, help? (slapd -h ldap:/// ldaps:///????x-mod=-rw-------)
I have never used it, though, and the manpage says you have to
explicitly enable it at compile time.
Don't muck with that, it shouldn't even be mentioned in the man page (my