eden-emu/mbedtls
15
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Check for the enforcing and fail handshake if the peer doesn't support

Browse source
This commit is contained in:
Jarno Lamsa 2019-06-10 15:05:33 +03:00
parent d9382f85e7
commit 842be16800
3 changed files with 31 additions and 1 deletions
library
ssl_cli.c

15
library/ssl_cli.c
View file

@ -2090,6 +2090,21 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
}
#endif /* MBEDTLS_SSL_RENEGOTIATION */
/*
* Check if extended master secret is being enforced
*/
#if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
if( ssl->conf->extended_ms == MBEDTLS_SSL_EXTENDED_MS_ENABLED &&
ssl->conf->enforce_extended_master_secret ==
MBEDTLS_SSL_EXTENDED_MS_ENFORCE_ENABLED &&
ssl->handshake->extended_ms == MBEDTLS_SSL_EXTENDED_MS_DISABLED)
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "Peer not offering extended master "
"secret, while it is enforced") );
handshake_failure = 1;
}
#endif /* MBEDTLS_SSL_EXTENDED_MASTER_SECRET */
if( handshake_failure == 1 )
{
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,