On Mon, Dec 18, 2006 at 10:45:12AM +0100, Frank Küster wrote:

> Thomas Prokosch <[EMAIL PROTECTED]> wrote:

> > Package: xscreensaver
> > Version: 4.24-5
> > Severity: grave
> > Tags: security
> > Justification: user security hole

> Why have you set the severity of this bug to important?  IMHO it should
> be RC, because indeed for a large group of users (those with LCD flat
> screens) the main purpose of a screensaver is the locking function.  And
> from the network address in the original bugreport

> > xscreensaver: nss_ldap: failed to bind to LDAP server 
> > ldap://ldap.example.com: Can't contact LDAP server

> it seems as if this does not only happen when actually LDAP is used for
> user authentication, but either in all cases with remote authentication,
> or even in all cases.

No, a simple "strings" on /usr/bin/xscreensaver would tell you that this is
specific to the user's configuration which does use nss_ldap.  Moreover:

- I am using this version of xscreensaver on my laptop, which occasionally
  is locked under circumstances when it doesn't have network access
- I have recently had nss_ldap enabled on this same laptop for testing
  purposes related to other bugs, and have never seen the problem described
  in this report

If the user's account is local, nss should be resolving it before ever
touching LDAP.  If it's remote, provisions should be in place to ensure the
LDAP server's availability.  Either way, I only see this security bug
happening on a misconfigured system.

-- 
Steve Langasek                   Give me a lever long enough and a Free OS
Debian Developer                   to set it on, and I can move the world.
[EMAIL PROTECTED]                                   http://www.debian.org/

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