full-disclosure - Re: ISC DHCP Client [3.0.x to 4.2.x] Arbitrary Command Execution (CVE-2011-0997)

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Message-ID: <BANLkTinn1s6-=JS08rgRGW+fVDWuqfdiXQ@mail.gmail.com>
Date: Wed, 6 Apr 2011 13:19:18 -0700
From: coderman <coderman@...il.com>
To: Valdis.Kletnieks@...edu
Cc: full-disclosure <full-disclosure@...ts.grok.org.uk>
Subject: Re: ISC DHCP Client [3.0.x to 4.2.x] Arbitrary
 Command Execution (CVE-2011-0997)

On Wed, Apr 6, 2011 at 12:40 PM,  <Valdis.Kletnieks@...edu> wrote:
> ...
> Otherwise if a valid dhcp server hands you foo.bar.baz.example.com your hostname
> just became foobarbazexamplecom - whoops.

a DHCP server should not reply with a FQDN as hostname.

hostname 'foo' at domainname 'bar.baz.example.com' is legit though...

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