if ((ret = ff_tls_open_underlying(c, h, uri, options)) < 0)
goto fail;
- p->ctx = SSL_CTX_new(c->listen ? TLSv1_server_method() : TLSv1_client_method());
+ // We want to support all versions of TLS >= 1.0, but not the deprecated
+ // and insecure SSLv2 and SSLv3. Despite the name, SSLv23_*_method()
+ // enables support for all versions of SSL and TLS, and we then disable
+ // support for the old protocols immediately after creating the context.
+ p->ctx = SSL_CTX_new(c->listen ? SSLv23_server_method() : SSLv23_client_method());
if (!p->ctx) {
av_log(h, AV_LOG_ERROR, "%s\n", ERR_error_string(ERR_get_error(), NULL));
ret = AVERROR(EIO);
goto fail;
}
+ SSL_CTX_set_options(p->ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
if (c->ca_file) {
if (!SSL_CTX_load_verify_locations(p->ctx, c->ca_file, NULL))
av_log(h, AV_LOG_ERROR, "SSL_CTX_load_verify_locations %s\n", ERR_error_string(ERR_get_error(), NULL));