On Thu, Jun 13, 2013 at 08:32:28AM +0200, Kurt Roeckx via RT wrote:
> Hi,
> 
> When talking to an exchange server I get some weird behaviour when
> using the 1.0.1e version.  I get a TLS 1.0 connection, but the
> problems go away when using -no_tls1_2
> 
> An example connection is with:
> openssl s_client -connect mail.megacontractinginc.com:25 -starttls smtp -crlf 
> -quiet
> 
> 1)
> << 250 OK
> >> HELP
> << 214-This server supports the following commands:
> << 214 HELO EHLO STARTTLS RCPT DATA RSET MAIL QUIT HELP AUTH TURN ETRN BDAT 
> VRFY
> 140527452698280:error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version 
> number:s3_pkt.c:337:
> 
> 2)
> << 250 OK
> >> MAIL FROM: [email protected]
> << 250 2.1.0 [email protected] OK
> >> HELP
> 
> The connection hangs at this point, any command will hang it.
> 
> I don't see why the -no_tls1_2 should have any effect on it.

One thing I've noticed is that -no_tls1_2 has as effect that the
cipher gets changed from DES-CBC3-SHA to RC4-MD5.


Kurt

______________________________________________________________________
OpenSSL Project                                 http://www.openssl.org
Development Mailing List                       [email protected]
Automated List Manager                           [email protected]

Reply via email to