Full Disclosure mailing list archives
Re: TLS servers with overbroad certificates may mishandle diverted connections
From: Jeffrey Walton <noloader () gmail com>
Date: Mon, 14 Mar 2011 10:57:34 -0400
On Mon, Mar 14, 2011 at 6:43 AM, coderman <coderman () gmail com> wrote:
On Sun, Mar 13, 2011 at 7:31 PM, Matt McCutchen <matt () mattmccutchen net> wrote:If I make a TLS connection to example.com, a MITM attacker can divert the connection to any server that bears a certificate valid for example.com, ... especially likely to arise with wildcard certificates. ... I plan to release an automated testing tool, but I decided to go ahead and publicize the issue first.... p.s. marsh ray: wildcard certs are a useful tool when properly applied. (though i admit most won't use them properly. par for the crypto course...)
Its always nice when the reception's machine in the lobby is trusted to act as a web server and serve content. _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
Current thread:
- TLS servers with overbroad certificates may mishandle diverted connections Matt McCutchen (Mar 14)
- Re: TLS servers with overbroad certificates may mishandle diverted connections coderman (Mar 14)
- Re: TLS servers with overbroad certificates may mishandle diverted connections Jeffrey Walton (Mar 14)
- Re: TLS servers with overbroad certificates may mishandle diverted connections Matt McCutchen (Mar 15)
- Re: TLS servers with overbroad certificates may mishandle diverted connections Florian Weimer (Mar 15)
- Re: TLS servers with overbroad certificates may mishandle diverted connections coderman (Mar 14)