Re: DNS rebinding not mentioned in "HTTP/1.1, part 1"

See:
  http://trac.tools.ietf.org/wg/httpbis/trac/ticket/100


On 26/11/2009, at 2:18 AM, Tyler Close wrote:

> The "Security Considerations" section of "HTTP/1.1, part 1" does not
> mention DNS rebinding attacks. The normative language in the section
> on "DNS spoofing" seems to require vulnerability to DNS rebinding
> attacks:
> 
> """
> If HTTP clients cache the results of host name lookups in order to
> achieve a performance improvement, they MUST observe the TTL
> information reported by DNS
> """
> 
> --Tyler
> 
> -- 
> "Waterken News: Capability security on the Web"
> http://waterken.sourceforge.net/recent.html
> 


--
Mark Nottingham     http://www.mnot.net/

Received on Wednesday, 2 December 2009 00:38:23 UTC