Security Advisory 20120227

Daniel Fisher dfisher at vt.edu
Mon Feb 27 21:18:15 GMT 2012


DEBUG logs for the edu.vt.middleware.ldap package would also be helpful.

On Mon, Feb 27, 2012 at 4:14 PM, Chad La Joie <lajoie at shibboleth.net> wrote:

> Can you provide the cert?  Is there a load balancer performing
> SSL-offloading involved at all?
>
> On 2/27/12 4:01 PM, Juan Quintanilla wrote:
> > Hi,
> >
> > I'm getting a similar error with connection to ldap.  We use a wild card
> cert *.fiu.edu and the message we receive is:
> >
> > 15:14:00.487 - ERROR
> [edu.vt.middleware.ldap.pool.DefaultLdapFactory:109] - unabled to connect
> to the ldap
> > javax.naming.CommunicationException: simple bind failed:
> fiuldap1.fiu.edu:636
> >
> > Caused by: java.security.cert.CertificateException: Hostname '[
> fiuldap1.fiu.edu]' does not match the hostname in the server's certificate
> >
> > Any ideas?
> >
> > Thanks!
> > ___________________
> > Juan Quintanilla
> > UTS - Enterprise Group
> > 305-348-6573
> > jquin014 at fiu.edu
> > ________________________________________
> > From: users-bounces at shibboleth.net [users-bounces at shibboleth.net] on
> behalf of Mark Cairney [mark.cairney at ed.ac.uk]
> > Sent: Monday, February 27, 2012 10:49 AM
> > To: Shib Users
> > Subject: Re: Security Advisory 20120227
> >
> > OK I've amended my config to point at one of the individual servers
> which does match the *.authorise-test.is.ed.ac.uk pattern and that seems
> to be working.
> >
> > authorise-test.is.ed.ac.uk is a round-robin DNS between 2 servers. We
> do have another identical round-robin DNS which does match the pattern-
> using this instead would be the simplest solution.
> >
> > Thanks,
> >
> > Mark
> >
> > On 27 Feb 2012, at 15:38, Cantor, Scott wrote:
> >
> >> On 2/27/12 10:28 AM, "Mark Cairney" <mark.cairney at ed.ac.uk> wrote:
> >>>
> >>> 15:22:25.776 - ERROR
> [edu.vt.middleware.ldap.pool.DefaultLdapFactory:109]
> >>> - unabled to connect to the ldap
> >>> javax.naming.CommunicationException: hostname of the server
> >>> 'authorise-test.is.ed.ac.uk' does not match the hostname in the
> server's
> >>> certificate.
> >>
> >> That doesn't match the wildcard you have here:
> >>
> >>> Owner: EMAILADDRESS=ext6033 at ed.ac.uk, CN=*.authorise-test.is.ed.ac.uk,
> >>> OU=Information Services, O=University of Edinburgh, L=Edinburgh,
> >>> ST=Scotland, C=GB
> >>
> >> That would be a bug to accept it.
> >>
> >>> Is this expected behaviour and are you aware of any workarounds? This
> >>> setup was working fine with Shibboleth 2.3.5..
> >>
> >> That's because the library in 2.3.5 didn't verify it at all.
> >>
> >> I believe Daniel allowed for an override of the hostname verification
> via
> >> a custom class. I don't know if there's a class built-in that literally
> >> disables the check.
> >>
> >> -- Scott
> >>
> >> --
> >> To unsubscribe from this list send an email to
> users-unsubscribe at shibboleth.net
> >>
> >
> > /*********************************
> > Mark Cairney
> > ITI UNIX Section
> > Information Services
> > University of Edinburgh
> >
> > Tel: 0131 650 6565
> > Email: mark.cairney at ed.ac.uk
> >
> > *********************************/
> >
> >
> > --
> > The University of Edinburgh is a charitable body, registered in
> > Scotland, with registration number SC005336.
> >
> > --
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