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SSL: explicitly set maximum version (ticket #1654).

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With maximum version explicitly set, TLSv1.3 will not be unexpectedly
enabled if nginx compiled with OpenSSL 1.1.0 (without TLSv1.3 support)
will be run with OpenSSL 1.1.1 (with TLSv1.3 support).
This commit is contained in:
Maxim Dounin 2018-10-23 22:11:48 +03:00
parent 1305b8414d
commit 471d077fdd
1 changed files with 5 additions and 0 deletions
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5
src/event/ngx_event_openssl.c
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@ -345,6 +345,11 @@ ngx_ssl_create(ngx_ssl_t *ssl, ngx_uint_t protocols, void *data)
} }
#endif #endif
#ifdef SSL_CTX_set_min_proto_version
SSL_CTX_set_min_proto_version(ssl->ctx, 0);
SSL_CTX_set_max_proto_version(ssl->ctx, TLS1_2_VERSION);
#endif
#ifdef TLS1_3_VERSION #ifdef TLS1_3_VERSION
SSL_CTX_set_min_proto_version(ssl->ctx, 0); SSL_CTX_set_min_proto_version(ssl->ctx, 0);
SSL_CTX_set_max_proto_version(ssl->ctx, TLS1_3_VERSION); SSL_CTX_set_max_proto_version(ssl->ctx, TLS1_3_VERSION);