11. PowerDNS Security Advisory 2010-02: PowerDNS Recursor up to and including 3.1.7.1 can be spoofed into accepting bogus data

Table 1.7. PowerDNS Security Advisory

CVE CVE-2009-4010
Date 6th of January 2010
Affects PowerDNS Recursor 3.1.7.1 and earlier
Not affected No versions of the PowerDNS Authoritative ('pdns_server') are affected.
Severity High
Impact Using smart techniques, it is possible to fool the PowerDNS Recursor into accepting unauthorized data
Exploit Withheld
Solution Upgrade to PowerDNS Recursor 3.1.7.2 or higher
Workaround None.


Using specially crafted zones, it is possible to fool the PowerDNS Recursor into accepting bogus data. This data might be harmful to your users. An attacker would be able to divert data from, say, bigbank.com to an IP address of his choosing.

This vulnerability was discovered by a third party that (for now) prefers not to be named. PowerDNS is very grateful however for their help in improving PowerDNS security.