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Re: bind9 security problem?



This one time, at band camp, Martin Zobel-Helas said:
> On Sat Nov 04, 2006 at 10:30:55 +0100, Adrian von Bidder wrote:
> > Yodel!
> > 
> > Is there a security problem in some bind version?  Or in some syncml-related 
> > application?  Or is somebody just being silly?  I have these in my logs:
> > 
> > ===
> > Nov  3 15:35:03 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'cscursor.so/NS/IN': myforwarderip1#53
> > Nov  3 15:35:03 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'pptpd-logwtmp.so/NS/IN': myforwarderip1#53
> > Nov  3 15:35:03 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'libsyncml_plugin.so/NS/IN': myforwarderip1#53
> > Nov  3 15:35:03 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'libgnutls.so/NS/IN': myforwarderip1#53
> > Nov  3 15:35:05 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'cscursor.so/NS/IN': myforwarderip2#53
> > Nov  3 15:35:05 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'pptpd-logwtmp.so/NS/IN': myforwarderip2#53
> > Nov  3 15:35:05 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'libsyncml_plugin.so/NS/IN': myforwarderip2#53
> > Nov  3 15:35:05 myhost named[8286]: unexpected RCODE (SERVFAIL) resolving 'libgnutls.so/NS/IN': myforwarderip2#53
> > Nov  3 15:35:08 myhost named[8286]: unexpected RCODE (REFUSED) resolving 'cscursor.so/NS/IN': someip#53
> > Nov  3 15:35:08 myhost named[8286]: unexpected RCODE (REFUSED) resolving 'libsyncml_plugin.so/NS/IN': someip#53
> > Nov  3 15:35:08 myhost named[8286]: unexpected RCODE (REFUSED) resolving 'pptpd-logwtmp.so/NS/IN': someip#53
> > Nov  3 15:35:08 myhost named[8286]: unexpected RCODE (REFUSED) resolving 'libgnutls.so/NS/IN': someip#53
> > Nov  3 15:35:08 myhost named[8286]: lame server resolving 'cscursor.so' (in 'so'?): someotherip#53
> > Nov  3 15:35:08 myhost named[8286]: lame server resolving 'libsyncml_plugin.so'(in 'so'?): someotherip#53
> > Nov  3 15:35:08 myhost named[8286]: lame server resolving 'pptpd-logwtmp.so' (in 'so'?): someotherip#53
> > Nov  3 15:35:08 myhost named[8286]: lame server resolving 'libgnutls.so' (in 'so'?): someotherip#53
> > ===
> I also have them quite often in my logs, but did not yet found out, what
> they come from.

This looks like spamassassin doing URIBL lookups, and confusing library
names for domain names.
-- 
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|   ,''`.                                            Stephen Gran |
|  : :' :                                        sgran@debian.org |
|  `. `'                        Debian user, admin, and developer |
|    `-                                     http://www.debian.org |
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