Re: nmap in Virtualbox weirdness

Jon Kibler <[email protected]> Sat, 10 Nov 2012 15:18:14 -0500
Newsgroups gmane.comp.security.penetration
Message-ID <[email protected]>
Your best bet is to try the nmap dev mailing list:
	http://cgi.insecure.org/mailman/listinfo/nmap-dev

HTH

--
Jon R. Kibler
+001-843-813-2924




On Nov 10, 2012, at 12:48 , Bog Witch <[email protected]> wrote:

> Hi All,
> 
> The setup:
> Host: Ubuntu 12.04 / 12.10
> Virtualbox Guest: Ubuntu 12.04 / 12.10
> 
> The issue:
> 
> From the guest OS, running nmap with anything greater than T2, the NIC
> becomes 'stuck' a simultaneous ping of a local box will start
> reporting 'Destination host unreachable'
> If the nmap scan is set above T3 the NIC freeze is almost
> instantaneous. Killing the nmap process returns the NIC to normal
> behaviour within approximately 30 seconds.
> Under Virtualbox the NIC can be set to NAT or bridged, it makes no difference.
> This occurred under both guest OSes and hosts running different
> versions of nmap. This makes me think it's not an nmap issue but
> Oracle forums have not brought forward any help.
> 
> Any thoughts gratefully received.
> 
> Boggy
> 
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This list is sponsored by: Information Assurance Certification Review Board

Prove to peers and potential employers without a doubt that you can actually do a proper penetration test. IACRB CPT and CEPT certs require a full practical examination in order to become certified. 

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