Re: SSL Connection still showing TLSv1.3 even it is disabled in ssl_ciphers - Mailing list pgsql-hackers

From Tom Lane
Subject Re: SSL Connection still showing TLSv1.3 even it is disabled in ssl_ciphers
Date
Msg-id 12204.1565014272@sss.pgh.pa.us
Whole thread Raw
In response to SSL Connection still showing TLSv1.3 even it is disabled inssl_ciphers  (tushar <tushar.ahuja@enterprisedb.com>)
List pgsql-hackers
tushar <tushar.ahuja@enterprisedb.com> writes:
> when  i connect to psql terminal -

> psql.bin (10.9)
> SSL connection (protocol: TLSv1.3, cipher: *TLS_AES_256_GCM_SHA384*, 
> bits: 256, compression: off)
> Type "help" for help.

> postgres=# show ssl_ciphers ;
>                   ssl_ciphers
> ----------------------------------------------
>   TLSv1.2:!aNULL:!SSLv2:!SSLv3:!TLSv1:!TLSv1.3
> (1 row)

My guess is that OpenSSL ignored your ssl_ciphers setting on the
grounds that it's stupid to reject all possible ciphers.
In any case, this would be something to raise with them not us.
PG does nothing with that value except pass it to SSL_CTX_set_cipher_list.

            regards, tom lane



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