[Pkg-openssl-devel] Bug#1012564: Bug#1012564: openssl: ckermit can't connect to telnetd-ssl with openssl 3.0.3-7

[Sebastian Andrzej Siewior]

On 2022-06-09 23:18:07 [+0930], Arthur Marsh wrote:
…
> *** Reporter, please consider answering these questions, where appropriate ***
> 
>    * What led up to the situation?
> 
> Upgrading openssl, libssl3 to 3.0.3-7 from 3.0.3-6 on host system prevented 
> ckermit 305~alpha07-1+b1 on client system with libssl3 3.0.3-6 from 
> connecting to telnetd-ssl 0.17.41+0.2-3.3 on host system.
> 
> 
>    * What exactly did you do (or not do) that was effective (or
>      ineffective)?
> 
> I first downgraded libssl3 from 3.0.3-7 on host system to 3.0.3-6 but that
> didn't resolve the issue. After I downgraded openssl from 3.0.3-7 to 3.0.3-6
> on the host system, I was able to connect from the client system which still
> runs openssl 3.0.3-6 and libssl3 3.0.3-6.

How do I setup a telnet-ssl server to begin with?
I installed telnetd-ssl from testing just to be sure and
	telnet -z ssl localhost

does nothing. Any idea?

Sebastian