Re: STARTTLS bug - background story

2011-03-08 Thread Stan Hoeppner
Wietse Venema put forth on 3/7/2011 2:08 PM: CERT/CC announces a flaw today in multiple STARTTLS implementations. This problem was silently fixed in Postfix 2.8 and 2.9. Updates for Postfix 2.[4-7] are made available via the usual channels. Nice catch Wietse! Normally I'd follow that with

STARTTLS bug - background story

2011-03-07 Thread Wietse Venema
CERT/CC announces a flaw today in multiple STARTTLS implementations. This problem was silently fixed in Postfix 2.8 and 2.9. Updates for Postfix 2.[4-7] are made available via the usual channels. Wietse Plaintext injection in multiple implementations of STARTTLS

Re: STARTTLS bug - background story

2011-03-07 Thread Brad Hards
On Tue, 8 Mar 2011 07:08:09 am Wietse Venema wrote: This is a writeup about a flaw that I found recently, and that existed in multiple implementations of SMTP (Simple Mail Transfer Protocol) over TLS (Transport Layer Security) including my Postfix open source mailserver. I give an overview of

Re: STARTTLS bug - background story

2011-03-07 Thread Victor Duchovni
On Tue, Mar 08, 2011 at 12:59:15PM +1100, Brad Hards wrote: On Tue, 8 Mar 2011 07:08:09 am Wietse Venema wrote: This is a writeup about a flaw that I found recently, and that existed in multiple implementations of SMTP (Simple Mail Transfer Protocol) over TLS (Transport Layer Security)