User manipulation of tty mode opcodes / IUTF8 incompatibilities

Darren Tucker dtucker at dtucker.net
Mon Feb 12 18:27:50 AEDT 2018


On 12 February 2018 at 17:50, Nathan Anderson <nathan at anderson-net.com> wrote:
> The IUTF8 tty mode support added to the client in 7.3 unfortunately
> appears to have broken interop with a handful of noncompliant server
> implementations that immediately close the connection when they are
> sent an opcode that they know nothing about, rather than ignore it.
> Setting the value to 0 is not enough: its mere presence regardless of
> value is enough to cause the server to bomb out.

Sigh.  If you could provide the server's identity string (eg from "ssh
-v yourthing") we could add a bug bit to stop it from being sent.

-- 
Darren Tucker (dtucker at dtucker.net)
GPG key 11EAA6FA / A86E 3E07 5B19 5880 E860  37F4 9357 ECEF 11EA A6FA (new)
    Good judgement comes with experience. Unfortunately, the experience
usually comes from bad judgement.



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