/* Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include #include #include #include #include #include #include #include #include #include #include #include "mod_http2.h" #include "h2_private.h" #include "h2_bucket_beam.h" #include "h2_stream.h" #include "h2_c2.h" #include "h2_config.h" #include "h2_conn_ctx.h" #include "h2_c1.h" #include "h2_request.h" #include "h2_headers.h" #include "h2_session.h" #include "h2_util.h" #include "h2_protocol.h" #include "mod_http2.h" const char *h2_protocol_ids_tls[] = { "h2", NULL }; const char *h2_protocol_ids_clear[] = { "h2c", NULL }; const char *H2_MAGIC_TOKEN = "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"; /******************************************************************************* * HTTP/2 error stuff */ static const char *h2_err_descr[] = { "no error", /* 0x0 */ "protocol error", "internal error", "flow control error", "settings timeout", "stream closed", /* 0x5 */ "frame size error", "refused stream", "cancel", "compression error", "connect error", /* 0xa */ "enhance your calm", "inadequate security", "http/1.1 required", }; const char *h2_protocol_err_description(unsigned int h2_error) { if (h2_error < (sizeof(h2_err_descr)/sizeof(h2_err_descr[0]))) { return h2_err_descr[h2_error]; } return "unknown http/2 error code"; } /******************************************************************************* * Check connection security requirements of RFC 7540 */ /* * Black Listed Ciphers from RFC 7549 Appendix A * */ static const char *RFC7540_names[] = { /* ciphers with NULL encrpytion */ "NULL-MD5", /* TLS_NULL_WITH_NULL_NULL */ /* same */ /* TLS_RSA_WITH_NULL_MD5 */ "NULL-SHA", /* TLS_RSA_WITH_NULL_SHA */ "NULL-SHA256", /* TLS_RSA_WITH_NULL_SHA256 */ "PSK-NULL-SHA", /* TLS_PSK_WITH_NULL_SHA */ "DHE-PSK-NULL-SHA", /* TLS_DHE_PSK_WITH_NULL_SHA */ "RSA-PSK-NULL-SHA", /* TLS_RSA_PSK_WITH_NULL_SHA */ "PSK-NULL-SHA256", /* TLS_PSK_WITH_NULL_SHA256 */ "PSK-NULL-SHA384", /* TLS_PSK_WITH_NULL_SHA384 */ "DHE-PSK-NULL-SHA256", /* TLS_DHE_PSK_WITH_NULL_SHA256 */ "DHE-PSK-NULL-SHA384", /* TLS_DHE_PSK_WITH_NULL_SHA384 */ "RSA-PSK-NULL-SHA256", /* TLS_RSA_PSK_WITH_NULL_SHA256 */ "RSA-PSK-NULL-SHA384", /* TLS_RSA_PSK_WITH_NULL_SHA384 */ "ECDH-ECDSA-NULL-SHA", /* TLS_ECDH_ECDSA_WITH_NULL_SHA */ "ECDHE-ECDSA-NULL-SHA", /* TLS_ECDHE_ECDSA_WITH_NULL_SHA */ "ECDH-RSA-NULL-SHA", /* TLS_ECDH_RSA_WITH_NULL_SHA */ "ECDHE-RSA-NULL-SHA", /* TLS_ECDHE_RSA_WITH_NULL_SHA */ "AECDH-NULL-SHA", /* TLS_ECDH_anon_WITH_NULL_SHA */ "ECDHE-PSK-NULL-SHA", /* TLS_ECDHE_PSK_WITH_NULL_SHA */ "ECDHE-PSK-NULL-SHA256", /* TLS_ECDHE_PSK_WITH_NULL_SHA256 */ "ECDHE-PSK-NULL-SHA384", /* TLS_ECDHE_PSK_WITH_NULL_SHA384 */ /* DES/3DES ciphers */ "PSK-3DES-EDE-CBC-SHA", /* TLS_PSK_WITH_3DES_EDE_CBC_SHA */ "DHE-PSK-3DES-EDE-CBC-SHA", /* TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA */ "RSA-PSK-3DES-EDE-CBC-SHA", /* TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA */ "ECDH-ECDSA-DES-CBC3-SHA", /* TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA */ "ECDHE-ECDSA-DES-CBC3-SHA", /* TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA */ "ECDH-RSA-DES-CBC3-SHA", /* TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA */ "ECDHE-RSA-DES-CBC3-SHA", /* TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA */ "AECDH-DES-CBC3-SHA", /* TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA */ "SRP-3DES-EDE-CBC-SHA", /* TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA */ "SRP-RSA-3DES-EDE-CBC-SHA", /* TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA */ "SRP-DSS-3DES-EDE-CBC-SHA", /* TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA */ "ECDHE-PSK-3DES-EDE-CBC-SHA", /* TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA */ "DES-CBC-SHA", /* TLS_RSA_WITH_DES_CBC_SHA */ "DES-CBC3-SHA", /* TLS_RSA_WITH_3DES_EDE_CBC_SHA */ "DHE-DSS-DES-CBC3-SHA", /* TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA */ "DHE-RSA-DES-CBC-SHA", /* TLS_DHE_RSA_WITH_DES_CBC_SHA */ "DHE-RSA-DES-CBC3-SHA", /* TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA */ "ADH-DES-CBC-SHA", /* TLS_DH_anon_WITH_DES_CBC_SHA */ "ADH-DES-CBC3-SHA", /* TLS_DH_anon_WITH_3DES_EDE_CBC_SHA */ "EXP-DH-DSS-DES-CBC-SHA", /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */ "DH-DSS-DES-CBC-SHA", /* TLS_DH_DSS_WITH_DES_CBC_SHA */ "DH-DSS-DES-CBC3-SHA", /* TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA */ "EXP-DH-RSA-DES-CBC-SHA", /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */ "DH-RSA-DES-CBC-SHA", /* TLS_DH_RSA_WITH_DES_CBC_SHA */ "DH-RSA-DES-CBC3-SHA", /* TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA */ /* blacklisted EXPORT ciphers */ "EXP-RC4-MD5", /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */ "EXP-RC2-CBC-MD5", /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */ "EXP-DES-CBC-SHA", /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */ "EXP-DHE-DSS-DES-CBC-SHA", /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */ "EXP-DHE-RSA-DES-CBC-SHA", /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */ "EXP-ADH-DES-CBC-SHA", /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */ "EXP-ADH-RC4-MD5", /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */ /* blacklisted RC4 encryption */ "RC4-MD5", /* TLS_RSA_WITH_RC4_128_MD5 */ "RC4-SHA", /* TLS_RSA_WITH_RC4_128_SHA */ "ADH-RC4-MD5", /* TLS_DH_anon_WITH_RC4_128_MD5 */ "KRB5-RC4-SHA", /* TLS_KRB5_WITH_RC4_128_SHA */ "KRB5-RC4-MD5", /* TLS_KRB5_WITH_RC4_128_MD5 */ "EXP-KRB5-RC4-SHA", /* TLS_KRB5_EXPORT_WITH_RC4_40_SHA */ "EXP-KRB5-RC4-MD5", /* TLS_KRB5_EXPORT_WITH_RC4_40_MD5 */ "PSK-RC4-SHA", /* TLS_PSK_WITH_RC4_128_SHA */ "DHE-PSK-RC4-SHA", /* TLS_DHE_PSK_WITH_RC4_128_SHA */ "RSA-PSK-RC4-SHA", /* TLS_RSA_PSK_WITH_RC4_128_SHA */ "ECDH-ECDSA-RC4-SHA", /* TLS_ECDH_ECDSA_WITH_RC4_128_SHA */ "ECDHE-ECDSA-RC4-SHA", /* TLS_ECDHE_ECDSA_WITH_RC4_128_SHA */ "ECDH-RSA-RC4-SHA", /* TLS_ECDH_RSA_WITH_RC4_128_SHA */ "ECDHE-RSA-RC4-SHA", /* TLS_ECDHE_RSA_WITH_RC4_128_SHA */ "AECDH-RC4-SHA", /* TLS_ECDH_anon_WITH_RC4_128_SHA */ "ECDHE-PSK-RC4-SHA", /* TLS_ECDHE_PSK_WITH_RC4_128_SHA */ /* blacklisted AES128 encrpytion ciphers */ "AES128-SHA256", /* TLS_RSA_WITH_AES_128_CBC_SHA */ "DH-DSS-AES128-SHA", /* TLS_DH_DSS_WITH_AES_128_CBC_SHA */ "DH-RSA-AES128-SHA", /* TLS_DH_RSA_WITH_AES_128_CBC_SHA */ "DHE-DSS-AES128-SHA", /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA */ "DHE-RSA-AES128-SHA", /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA */ "ADH-AES128-SHA", /* TLS_DH_anon_WITH_AES_128_CBC_SHA */ "AES128-SHA256", /* TLS_RSA_WITH_AES_128_CBC_SHA256 */ "DH-DSS-AES128-SHA256", /* TLS_DH_DSS_WITH_AES_128_CBC_SHA256 */ "DH-RSA-AES128-SHA256", /* TLS_DH_RSA_WITH_AES_128_CBC_SHA256 */ "DHE-DSS-AES128-SHA256", /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 */ "DHE-RSA-AES128-SHA256", /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 */ "ECDH-ECDSA-AES128-SHA", /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA */ "ECDHE-ECDSA-AES128-SHA", /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA */ "ECDH-RSA-AES128-SHA", /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA */ "ECDHE-RSA-AES128-SHA", /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA */ "AECDH-AES128-SHA", /* TLS_ECDH_anon_WITH_AES_128_CBC_SHA */ "ECDHE-ECDSA-AES128-SHA256", /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 */ "ECDH-ECDSA-AES128-SHA256", /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 */ "ECDHE-RSA-AES128-SHA256", /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 */ "ECDH-RSA-AES128-SHA256", /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 */ "ADH-AES128-SHA256", /* TLS_DH_anon_WITH_AES_128_CBC_SHA256 */ "PSK-AES128-CBC-SHA", /* TLS_PSK_WITH_AES_128_CBC_SHA */ "DHE-PSK-AES128-CBC-SHA", /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA */ "RSA-PSK-AES128-CBC-SHA", /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA */ "PSK-AES128-CBC-SHA256", /* TLS_PSK_WITH_AES_128_CBC_SHA256 */ "DHE-PSK-AES128-CBC-SHA256", /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 */ "RSA-PSK-AES128-CBC-SHA256", /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 */ "ECDHE-PSK-AES128-CBC-SHA", /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA */ "ECDHE-PSK-AES128-CBC-SHA256", /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 */ "AES128-CCM", /* TLS_RSA_WITH_AES_128_CCM */ "AES128-CCM8", /* TLS_RSA_WITH_AES_128_CCM_8 */ "PSK-AES128-CCM", /* TLS_PSK_WITH_AES_128_CCM */ "PSK-AES128-CCM8", /* TLS_PSK_WITH_AES_128_CCM_8 */ "AES128-GCM-SHA256", /* TLS_RSA_WITH_AES_128_GCM_SHA256 */ "DH-RSA-AES128-GCM-SHA256", /* TLS_DH_RSA_WITH_AES_128_GCM_SHA256 */ "DH-DSS-AES128-GCM-SHA256", /* TLS_DH_DSS_WITH_AES_128_GCM_SHA256 */ "ADH-AES128-GCM-SHA256", /* TLS_DH_anon_WITH_AES_128_GCM_SHA256 */ "PSK-AES128-GCM-SHA256", /* TLS_PSK_WITH_AES_128_GCM_SHA256 */ "RSA-PSK-AES128-GCM-SHA256", /* TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 */ "ECDH-ECDSA-AES128-GCM-SHA256", /* TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 */ "ECDH-RSA-AES128-GCM-SHA256", /* TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 */ "SRP-AES-128-CBC-SHA", /* TLS_SRP_SHA_WITH_AES_128_CBC_SHA */ "SRP-RSA-AES-128-CBC-SHA", /* TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA */ "SRP-DSS-AES-128-CBC-SHA", /* TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA */ /* blacklisted AES256 encrpytion ciphers */ "AES256-SHA", /* TLS_RSA_WITH_AES_256_CBC_SHA */ "DH-DSS-AES256-SHA", /* TLS_DH_DSS_WITH_AES_256_CBC_SHA */ "DH-RSA-AES256-SHA", /* TLS_DH_RSA_WITH_AES_256_CBC_SHA */ "DHE-DSS-AES256-SHA", /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA */ "DHE-RSA-AES256-SHA", /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA */ "ADH-AES256-SHA", /* TLS_DH_anon_WITH_AES_256_CBC_SHA */ "AES256-SHA256", /* TLS_RSA_WITH_AES_256_CBC_SHA256 */ "DH-DSS-AES256-SHA256", /* TLS_DH_DSS_WITH_AES_256_CBC_SHA256 */ "DH-RSA-AES256-SHA256", /* TLS_DH_RSA_WITH_AES_256_CBC_SHA256 */ "DHE-DSS-AES256-SHA256", /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA256 */ "DHE-RSA-AES256-SHA256", /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 */ "ADH-AES256-SHA256", /* TLS_DH_anon_WITH_AES_256_CBC_SHA256 */ "ECDH-ECDSA-AES256-SHA", /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA */ "ECDHE-ECDSA-AES256-SHA", /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA */ "ECDH-RSA-AES256-SHA", /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA */ "ECDHE-RSA-AES256-SHA", /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA */ "AECDH-AES256-SHA", /* TLS_ECDH_anon_WITH_AES_256_CBC_SHA */ "ECDHE-ECDSA-AES256-SHA384", /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 */ "ECDH-ECDSA-AES256-SHA384", /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 */ "ECDHE-RSA-AES256-SHA384", /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 */ "ECDH-RSA-AES256-SHA384", /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 */ "PSK-AES256-CBC-SHA", /* TLS_PSK_WITH_AES_256_CBC_SHA */ "DHE-PSK-AES256-CBC-SHA", /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA */ "RSA-PSK-AES256-CBC-SHA", /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA */ "PSK-AES256-CBC-SHA384", /* TLS_PSK_WITH_AES_256_CBC_SHA384 */ "DHE-PSK-AES256-CBC-SHA384", /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 */ "RSA-PSK-AES256-CBC-SHA384", /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 */ "ECDHE-PSK-AES256-CBC-SHA", /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA */ "ECDHE-PSK-AES256-CBC-SHA384", /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 */ "SRP-AES-256-CBC-SHA", /* TLS_SRP_SHA_WITH_AES_256_CBC_SHA */ "SRP-RSA-AES-256-CBC-SHA", /* TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA */ "SRP-DSS-AES-256-CBC-SHA", /* TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA */ "AES256-CCM", /* TLS_RSA_WITH_AES_256_CCM */ "AES256-CCM8", /* TLS_RSA_WITH_AES_256_CCM_8 */ "PSK-AES256-CCM", /* TLS_PSK_WITH_AES_256_CCM */ "PSK-AES256-CCM8", /* TLS_PSK_WITH_AES_256_CCM_8 */ "AES256-GCM-SHA384", /* TLS_RSA_WITH_AES_256_GCM_SHA384 */ "DH-RSA-AES256-GCM-SHA384", /* TLS_DH_RSA_WITH_AES_256_GCM_SHA384 */ "DH-DSS-AES256-GCM-SHA384", /* TLS_DH_DSS_WITH_AES_256_GCM_SHA384 */ "ADH-AES256-GCM-SHA384", /* TLS_DH_anon_WITH_AES_256_GCM_SHA384 */ "PSK-AES256-GCM-SHA384", /* TLS_PSK_WITH_AES_256_GCM_SHA384 */ "RSA-PSK-AES256-GCM-SHA384", /* TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 */ "ECDH-ECDSA-AES256-GCM-SHA384", /* TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 */ "ECDH-RSA-AES256-GCM-SHA384", /* TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 */ /* blacklisted CAMELLIA128 encrpytion ciphers */ "CAMELLIA128-SHA", /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA */ "DH-DSS-CAMELLIA128-SHA", /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA */ "DH-RSA-CAMELLIA128-SHA", /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA */ "DHE-DSS-CAMELLIA128-SHA", /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA */ "DHE-RSA-CAMELLIA128-SHA", /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA */ "ADH-CAMELLIA128-SHA", /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA */ "ECDHE-ECDSA-CAMELLIA128-SHA256", /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */ "ECDH-ECDSA-CAMELLIA128-SHA256", /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */ "ECDHE-RSA-CAMELLIA128-SHA256", /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */ "ECDH-RSA-CAMELLIA128-SHA256", /* TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */ "PSK-CAMELLIA128-SHA256", /* TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ "DHE-PSK-CAMELLIA128-SHA256", /* TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ "RSA-PSK-CAMELLIA128-SHA256", /* TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ "ECDHE-PSK-CAMELLIA128-SHA256", /* TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ "CAMELLIA128-GCM-SHA256", /* TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 */ "DH-RSA-CAMELLIA128-GCM-SHA256", /* TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */ "DH-DSS-CAMELLIA128-GCM-SHA256", /* TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256 */ "ADH-CAMELLIA128-GCM-SHA256", /* TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256 */ "ECDH-ECDSA-CAMELLIA128-GCM-SHA256",/* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */ "ECDH-RSA-CAMELLIA128-GCM-SHA256", /* TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */ "PSK-CAMELLIA128-GCM-SHA256", /* TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 */ "RSA-PSK-CAMELLIA128-GCM-SHA256", /* TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 */ "CAMELLIA128-SHA256", /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 */ "DH-DSS-CAMELLIA128-SHA256", /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256 */ "DH-RSA-CAMELLIA128-SHA256", /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */ "DHE-DSS-CAMELLIA128-SHA256", /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256 */ "DHE-RSA-CAMELLIA128-SHA256", /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */ "ADH-CAMELLIA128-SHA256", /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256 */ /* blacklisted CAMELLIA256 encrpytion ciphers */ "CAMELLIA256-SHA", /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA */ "DH-RSA-CAMELLIA256-SHA", /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA */ "DH-DSS-CAMELLIA256-SHA", /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA */ "DHE-DSS-CAMELLIA256-SHA", /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA */ "DHE-RSA-CAMELLIA256-SHA", /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA */ "ADH-CAMELLIA256-SHA", /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA */ "ECDHE-ECDSA-CAMELLIA256-SHA384", /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */ "ECDH-ECDSA-CAMELLIA256-SHA384", /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */ "ECDHE-RSA-CAMELLIA256-SHA384", /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 */ "ECDH-RSA-CAMELLIA256-SHA384", /* TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 */ "PSK-CAMELLIA256-SHA384", /* TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 */ "DHE-PSK-CAMELLIA256-SHA384", /* TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */ "RSA-PSK-CAMELLIA256-SHA384", /* TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 */ "ECDHE-PSK-CAMELLIA256-SHA384", /* TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */ "CAMELLIA256-SHA256", /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 */ "DH-DSS-CAMELLIA256-SHA256", /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256 */ "DH-RSA-CAMELLIA256-SHA256", /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256 */ "DHE-DSS-CAMELLIA256-SHA256", /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256 */ "DHE-RSA-CAMELLIA256-SHA256", /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 */ "ADH-CAMELLIA256-SHA256", /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256 */ "CAMELLIA256-GCM-SHA384", /* TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 */ "DH-RSA-CAMELLIA256-GCM-SHA384", /* TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */ "DH-DSS-CAMELLIA256-GCM-SHA384", /* TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384 */ "ADH-CAMELLIA256-GCM-SHA384", /* TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384 */ "ECDH-ECDSA-CAMELLIA256-GCM-SHA384",/* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */ "ECDH-RSA-CAMELLIA256-GCM-SHA384", /* TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */ "PSK-CAMELLIA256-GCM-SHA384", /* TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 */ "RSA-PSK-CAMELLIA256-GCM-SHA384", /* TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 */ /* The blacklisted ARIA encrpytion ciphers */ "ARIA128-SHA256", /* TLS_RSA_WITH_ARIA_128_CBC_SHA256 */ "ARIA256-SHA384", /* TLS_RSA_WITH_ARIA_256_CBC_SHA384 */ "DH-DSS-ARIA128-SHA256", /* TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256 */ "DH-DSS-ARIA256-SHA384", /* TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384 */ "DH-RSA-ARIA128-SHA256", /* TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256 */ "DH-RSA-ARIA256-SHA384", /* TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384 */ "DHE-DSS-ARIA128-SHA256", /* TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256 */ "DHE-DSS-ARIA256-SHA384", /* TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384 */ "DHE-RSA-ARIA128-SHA256", /* TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256 */ "DHE-RSA-ARIA256-SHA384", /* TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384 */ "ADH-ARIA128-SHA256", /* TLS_DH_anon_WITH_ARIA_128_CBC_SHA256 */ "ADH-ARIA256-SHA384", /* TLS_DH_anon_WITH_ARIA_256_CBC_SHA384 */ "ECDHE-ECDSA-ARIA128-SHA256", /* TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256 */ "ECDHE-ECDSA-ARIA256-SHA384", /* TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384 */ "ECDH-ECDSA-ARIA128-SHA256", /* TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256 */ "ECDH-ECDSA-ARIA256-SHA384", /* TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384 */ "ECDHE-RSA-ARIA128-SHA256", /* TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256 */ "ECDHE-RSA-ARIA256-SHA384", /* TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384 */ "ECDH-RSA-ARIA128-SHA256", /* TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256 */ "ECDH-RSA-ARIA256-SHA384", /* TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384 */ "ARIA128-GCM-SHA256", /* TLS_RSA_WITH_ARIA_128_GCM_SHA256 */ "ARIA256-GCM-SHA384", /* TLS_RSA_WITH_ARIA_256_GCM_SHA384 */ "DH-DSS-ARIA128-GCM-SHA256", /* TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256 */ "DH-DSS-ARIA256-GCM-SHA384", /* TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384 */ "DH-RSA-ARIA128-GCM-SHA256", /* TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256 */ "DH-RSA-ARIA256-GCM-SHA384", /* TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384 */ "ADH-ARIA128-GCM-SHA256", /* TLS_DH_anon_WITH_ARIA_128_GCM_SHA256 */ "ADH-ARIA256-GCM-SHA384", /* TLS_DH_anon_WITH_ARIA_256_GCM_SHA384 */ "ECDH-ECDSA-ARIA128-GCM-SHA256", /* TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256 */ "ECDH-ECDSA-ARIA256-GCM-SHA384", /* TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384 */ "ECDH-RSA-ARIA128-GCM-SHA256", /* TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256 */ "ECDH-RSA-ARIA256-GCM-SHA384", /* TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384 */ "PSK-ARIA128-SHA256", /* TLS_PSK_WITH_ARIA_128_CBC_SHA256 */ "PSK-ARIA256-SHA384", /* TLS_PSK_WITH_ARIA_256_CBC_SHA384 */ "DHE-PSK-ARIA128-SHA256", /* TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256 */ "DHE-PSK-ARIA256-SHA384", /* TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384 */ "RSA-PSK-ARIA128-SHA256", /* TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256 */ "RSA-PSK-ARIA256-SHA384", /* TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384 */ "ARIA128-GCM-SHA256", /* TLS_PSK_WITH_ARIA_128_GCM_SHA256 */ "ARIA256-GCM-SHA384", /* TLS_PSK_WITH_ARIA_256_GCM_SHA384 */ "RSA-PSK-ARIA128-GCM-SHA256", /* TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256 */ "RSA-PSK-ARIA256-GCM-SHA384", /* TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384 */ "ECDHE-PSK-ARIA128-SHA256", /* TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256 */ "ECDHE-PSK-ARIA256-SHA384", /* TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384 */ /* blacklisted SEED encryptions */ "SEED-SHA", /*TLS_RSA_WITH_SEED_CBC_SHA */ "DH-DSS-SEED-SHA", /* TLS_DH_DSS_WITH_SEED_CBC_SHA */ "DH-RSA-SEED-SHA", /* TLS_DH_RSA_WITH_SEED_CBC_SHA */ "DHE-DSS-SEED-SHA", /* TLS_DHE_DSS_WITH_SEED_CBC_SHA */ "DHE-RSA-SEED-SHA", /* TLS_DHE_RSA_WITH_SEED_CBC_SHA */ "ADH-SEED-SHA", /* TLS_DH_anon_WITH_SEED_CBC_SHA */ /* blacklisted KRB5 ciphers */ "KRB5-DES-CBC-SHA", /* TLS_KRB5_WITH_DES_CBC_SHA */ "KRB5-DES-CBC3-SHA", /* TLS_KRB5_WITH_3DES_EDE_CBC_SHA */ "KRB5-IDEA-CBC-SHA", /* TLS_KRB5_WITH_IDEA_CBC_SHA */ "KRB5-DES-CBC-MD5", /* TLS_KRB5_WITH_DES_CBC_MD5 */ "KRB5-DES-CBC3-MD5", /* TLS_KRB5_WITH_3DES_EDE_CBC_MD5 */ "KRB5-IDEA-CBC-MD5", /* TLS_KRB5_WITH_IDEA_CBC_MD5 */ "EXP-KRB5-DES-CBC-SHA", /* TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA */ "EXP-KRB5-DES-CBC-MD5", /* TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5 */ "EXP-KRB5-RC2-CBC-SHA", /* TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA */ "EXP-KRB5-RC2-CBC-MD5", /* TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5 */ /* blacklisted exoticas */ "DHE-DSS-CBC-SHA", /* TLS_DHE_DSS_WITH_DES_CBC_SHA */ "IDEA-CBC-SHA", /* TLS_RSA_WITH_IDEA_CBC_SHA */ /* not really sure if the following names are correct */ "SSL3_CK_SCSV", /* TLS_EMPTY_RENEGOTIATION_INFO_SCSV */ "SSL3_CK_FALLBACK_SCSV" }; static size_t RFC7540_names_LEN = sizeof(RFC7540_names)/sizeof(RFC7540_names[0]); static apr_hash_t *BLCNames; static void cipher_init(apr_pool_t *pool) { apr_hash_t *hash = apr_hash_make(pool); const char *source; unsigned int i; source = "rfc7540"; for (i = 0; i < RFC7540_names_LEN; ++i) { apr_hash_set(hash, RFC7540_names[i], APR_HASH_KEY_STRING, source); } BLCNames = hash; } static int cipher_is_blacklisted(const char *cipher, const char **psource) { *psource = apr_hash_get(BLCNames, cipher, APR_HASH_KEY_STRING); return !!*psource; } apr_status_t h2_protocol_init(apr_pool_t *pool, server_rec *s) { (void)pool; ap_log_error(APLOG_MARK, APLOG_TRACE1, 0, s, "h2_h2, child_init"); cipher_init(pool); return APR_SUCCESS; } int h2_protocol_is_acceptable_c1(conn_rec *c, request_rec *r, int require_all) { int is_tls = ap_ssl_conn_is_ssl(c); if (is_tls && h2_config_cgeti(c, H2_CONF_MODERN_TLS_ONLY) > 0) { /* Check TLS connection for modern TLS parameters, as defined in * RFC 7540 and https://wiki.mozilla.org/Security/Server_Side_TLS#Modern_compatibility */ apr_pool_t *pool = c->pool; server_rec *s = c->base_server; const char *val; /* Need Tlsv1.2 or higher, rfc 7540, ch. 9.2 */ val = ap_ssl_var_lookup(pool, s, c, NULL, "SSL_PROTOCOL"); if (val && *val) { if (strncmp("TLS", val, 3) || !strcmp("TLSv1", val) || !strcmp("TLSv1.1", val)) { ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03050) "h2_h2(%ld): tls protocol not suitable: %s", (long)c->id, val); return 0; } } else if (require_all) { ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03051) "h2_h2(%ld): tls protocol is indetermined", (long)c->id); return 0; } if (val && !strcmp("TLSv1.2", val)) { /* Check TLS cipher blacklist, defined pre-TLSv1.3, so only * checking for 1.2 */ val = ap_ssl_var_lookup(pool, s, c, NULL, "SSL_CIPHER"); if (val && *val) { const char *source; if (cipher_is_blacklisted(val, &source)) { ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03052) "h2_h2(%ld): tls cipher %s blacklisted by %s", (long)c->id, val, source); return 0; } } else if (require_all) { ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03053) "h2_h2(%ld): tls cipher is indetermined", (long)c->id); return 0; } } } return 1; }