[nsp-sec] DNS poisoning activity in the wild

Florian Weimer fweimer at bfk.de
Wed Jul 30 11:06:19 EDT 2008


* Leo Bicknell:

> ISC is hosting a couple of different DNS researchers who are looking
> at the vunerability and if there is active cache corruption in the
> wild.  Given these tools have been rather quickly thrown together
> they are still working out some of the bugs, including repeated
> queries to ACL'ed hosts.

Thanks for the explanation.  Announcements in advance might be helpful
in the future.

Could you provide a PTR record without any magic activity for the main
scanning host?  The current setup is very close to reaching a DNS
timeout (and hence SERVFAIL in the response to the client).

-- 
Florian Weimer                <fweimer at bfk.de>
BFK edv-consulting GmbH       http://www.bfk.de/
Kriegsstraße 100              tel: +49-721-96201-1
D-76133 Karlsruhe             fax: +49-721-96201-99



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