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Netsikker nu! 2008
 
PowerDNS Malformed Queries Handling Weakness
Secunia Advisory: SA31407
Release Date: 2008-08-07
Popularity: 2,901 views

Critical:
Not critical
Impact: Spoofing
Where: From remote
Solution Status: Vendor Patch

Software:PowerDNS 2.x

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CVE reference:CVE-2008-3337


Description:
A weakness has been reported in PowerDNS, which can be exploited by malicious people to conduct spoofing attacks.

The weakness is caused due to the server dropping DNS queries for invalid DNS records within a valid domain. This can be exploited to facilitate the spoofing of the valid domain on third-party DNS servers.

The weakness is reported in versions prior to 2.9.21.1.

Solution:
Update to version 2.9.21.1.

Provided and/or discovered by:
The vendor credits Brian J. Dowling of Simplicity Communications.

Original Advisory:
http://doc.powerdns.com/powerdns-advisory-2008-02.html


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