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openSUSE:Leap:15.4:Update
Botan.17747
Botan-CVE-2022-43705.patch
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File Botan-CVE-2022-43705.patch of Package Botan.17747
diff --git a/src/lib/x509/certstor.h b/src/lib/x509/certstor.h index 6901589..165c414 100644 --- a/src/lib/x509/certstor.h +++ b/src/lib/x509/certstor.h @@ -95,6 +95,12 @@ class BOTAN_PUBLIC_API(2,0) Certificate_Store_In_Memory final : public Certifica */ explicit Certificate_Store_In_Memory(const X509_Certificate& cert); + /** + * Adds given certificate list to the store. + */ + explicit Certificate_Store_In_Memory(std::vector<std::shared_ptr<const X509_Certificate>> certs) + : m_certs(std::move(certs)) {} + /** * Create an empty store. */ diff --git a/src/lib/x509/ocsp.cpp b/src/lib/x509/ocsp.cpp index 1ca8232..2cc5ebc 100644 --- a/src/lib/x509/ocsp.cpp +++ b/src/lib/x509/ocsp.cpp @@ -241,7 +241,6 @@ Certificate_Status_Code Response::check_signature(const std::vector<Certificate_ { for(size_t i = 0; i < m_certs.size(); ++i) { - // Check all CA certificates in the (assumed validated) EE cert path if(!m_signer_name.empty() && m_certs[i].subject_dn() == m_signer_name) { signing_cert = std::make_shared<const X509_Certificate>(m_certs[i]); @@ -254,6 +253,73 @@ Certificate_Status_Code Response::check_signature(const std::vector<Certificate_ break; } } + + // RFC 6960 4.2.2.2 + // OCSP signing delegation SHALL be designated by the inclusion of + // id-kp-OCSPSigning in an extended key usage certificate extension + // included in the OCSP response signer's certificate. This certificate + // MUST be issued directly by the CA that is identified in the request. + // + // The CA SHOULD use the same issuing key to issue a delegation + // certificate as that used to sign the certificate being checked for + // revocation. Systems relying on OCSP responses MUST recognize a + // delegation certificate as being issued by the CA that issued the + // certificate in question only if the delegation certificate and the + // certificate being checked for revocation were signed by the same key. + // + // I.e. it is safe to assume that the certificate's issuer also signed the + // responder's certificate. + // + // Note: The 'SHOULD' in the second paragraph above allows for backward + // compatibility to RFC 2560 that is "strongly discouraged". This + // implementation explicitly _does not_ implement this backward + // compatibility. + if(signing_cert) + { + const auto issuer = + Certificate_Store_In_Memory(ee_cert_path) + .find_cert(signing_cert->issuer_dn(), signing_cert->authority_key_id()); + + // User did not provide the certificate path to verify the delegation + if(!issuer) + { + return Certificate_Status_Code::OCSP_ISSUER_NOT_FOUND; + } + + if(!issuer->is_CA_cert()) + { + return Certificate_Status_Code::OCSP_ISSUER_NOT_FOUND; + } + + // Sub-optimal fix for CVE-2022-43705 found in Botan 2.19.2 and older. + // + // This certificate validation is incomplete. Missing checks: + // * validity check against the reference time + // * revocation status check of the responder certificate + // * certificate extension validations + // * ... potentially more + // + // A more comprehensive validation will be introduced with Botan 3.0 + try + { + const auto issuer_pubkey = issuer->load_subject_public_key(); + const auto sig = signing_cert->verify_signature(*issuer_pubkey); + + if(sig != Certificate_Status_Code::VERIFIED) + { + return Certificate_Status_Code::OCSP_SIGNATURE_ERROR; + } + + if(!signing_cert->has_ex_constraint(OID::from_string("PKIX.OCSPSigning"))) + { + return Certificate_Status_Code::OCSP_RESPONSE_MISSING_KEYUSAGE; + } + } + catch(const Exception& ex) + { + return Certificate_Status_Code::OCSP_SIGNATURE_ERROR; + } + } } if(!signing_cert) diff --git a/src/lib/x509/x509path.cpp b/src/lib/x509/x509path.cpp index b5cdc27..6f3159a 100644 --- a/src/lib/x509/x509path.cpp +++ b/src/lib/x509/x509path.cpp @@ -234,7 +234,11 @@ PKIX::check_ocsp(const std::vector<std::shared_ptr<const X509_Certificate>>& cer { try { - Certificate_Status_Code ocsp_signature_status = ocsp_responses.at(i)->check_signature(trusted_certstores, cert_path); + // When verifying intermediate certificates we need to truncate the + // cert_path so that the intermediate under investigation becomes the + // last certificate in the chain. + std::vector<std::shared_ptr<const X509_Certificate>> ocsp_cert_path(cert_path.begin() + i, cert_path.end()); + Certificate_Status_Code ocsp_signature_status = ocsp_responses.at(i)->check_signature(trusted_certstores, ocsp_cert_path); if(ocsp_signature_status == Certificate_Status_Code::OCSP_SIGNATURE_OK) { diff --git a/src/tests/data/x509/ocsp/bdr-int.pem b/src/tests/data/x509/ocsp/bdr-int.pem new file mode 100644 index 0000000..299fb22 --- /dev/null +++ b/src/tests/data/x509/ocsp/bdr-int.pem @@ -0,0 +1,35 @@ +-----BEGIN CERTIFICATE----- +MIIGHzCCBQegAwIBAgIDD+SOMA0GCSqGSIb3DQEBCwUAMFAxCzAJBgNVBAYTAkRF +MRUwEwYDVQQKDAxELVRydXN0IEdtYkgxKjAoBgNVBAMMIUQtVFJVU1QgUm9vdCBD +bGFzcyAzIENBIDIgRVYgMjAwOTAeFw0xNjExMTYwOTQ2MTlaFw0yOTExMDUwODUw +NDZaMF4xCzAJBgNVBAYTAkRFMRUwEwYDVQQKEwxELVRydXN0IEdtYkgxHzAdBgNV +BAMTFkQtVFJVU1QgQ0EgMi0yIEVWIDIwMTYxFzAVBgNVBGETDk5UUkRFLUhSQjc0 +MzQ2MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4PbGGVT4nCH+CzaZ +kZDWqXWiXbBu3UEpSPBmAKDepwkoc7b13vVlRrvehBm11yUNzaN7thsqB+VXEyF4 +OuxkCJkZRCJUfrS1zdnZXptf361oahCX+ch2E4Hdedeet45mypwKsD7FqSdz01KY +o6wFQMnnZsRQtamilglAgT03iTUf+Yn8a5msV7fscpfkLUGCtjeM2eWgfZ2I0pqi +m3DYrQU5/8in6DtZLrIAgZpnQsgJiB3glx0YcBXs5YZR9bfhOP71nLvM+9vkxNR4 +V90SOnwEzCbj5VforuNgP0sptC2TSPiqNG9sgdySBobz9aO5ryqG21GXMcfFp0vC +z2kxrwIDAQABo4IC8jCCAu4wHwYDVR0jBBgwFoAU05SKTGITKhkuzK9yin0215oc +3GcwggElBggrBgEFBQcBAQSCARcwggETMDcGCCsGAQUFBzABhitodHRwOi8vcm9v +dC1jMy1jYTItZXYtMjAwOS5vY3NwLmQtdHJ1c3QubmV0MFAGCCsGAQUFBzAChkRo +dHRwOi8vd3d3LmQtdHJ1c3QubmV0L2NnaS1iaW4vRC1UUlVTVF9Sb290X0NsYXNz +XzNfQ0FfMl9FVl8yMDA5LmNydDCBhQYIKwYBBQUHMAKGeWxkYXA6Ly9kaXJlY3Rv +cnkuZC10cnVzdC5uZXQvQ049RC1UUlVTVCUyMFJvb3QlMjBDbGFzcyUyMDMlMjBD +QSUyMDIlMjBFViUyMDIwMDksTz1ELVRydXN0JTIwR21iSCxDPURFP2NBQ2VydGlm +aWNhdGU/YmFzZT8wfwYDVR0gBHgwdjAJBgcEAIvsQAEEMA0GCysGAQQBpTQCgRYE +MFoGCysGAQQBpTQCgUoBMEswSQYIKwYBBQUHAgEWPWh0dHA6Ly93d3cuZC10cnVz +dC5uZXQvaW50ZXJuZXQvZmlsZXMvRC1UUlVTVF9DU01fUEtJX0NQUy5wZGYwgd0G +A1UdHwSB1TCB0jCBh6CBhKCBgYZ/bGRhcDovL2RpcmVjdG9yeS5kLXRydXN0Lm5l +dC9DTj1ELVRSVVNUJTIwUm9vdCUyMENsYXNzJTIwMyUyMENBJTIwMiUyMEVWJTIw +MjAwOSxPPUQtVHJ1c3QlMjBHbWJILEM9REU/Y2VydGlmaWNhdGVyZXZvY2F0aW9u +bGlzdDBGoESgQoZAaHR0cDovL2NybC5kLXRydXN0Lm5ldC9jcmwvZC10cnVzdF9y +b290X2NsYXNzXzNfY2FfMl9ldl8yMDA5LmNybDAdBgNVHQ4EFgQUIa9qJphx6SYK +1duhjPfbpp2lJVwwDgYDVR0PAQH/BAQDAgEGMBIGA1UdEwEB/wQIMAYBAf8CAQAw +DQYJKoZIhvcNAQELBQADggEBAEITrEZFU4bOy+274S2THOe9lewgYy+5OYh/Wr7Q +WzRi/bMU6GRtag9fCnIsXon3+2wKGL22JgjI+WnZa5TRiazUOdtOjCEuwxXXMYH/ +PaBBb/BXmfGlEHGHL/ljNQauOrsfIQXXDYTfZk9jwLQgPmF54Ulm6oLsUrvYp1nq +4jSAyWOY+mcxFlGgZPt5jdL1DSkzdLtdWfGs+1USqmx/IBZLfCwavdk0Dm5fwQSG +iI+av54kU0E4ziDEOJ25rfiOBGqjh+4NFegAaQlTeVp1zOCjtKCf9YWDS8BgJT+O +Ri2UKV/O8WaWZ3qRLuVavpng14sx4oa8FLM9sKBWvI+H5XU= +-----END CERTIFICATE----- diff --git a/src/tests/data/x509/ocsp/bdr-root.pem b/src/tests/data/x509/ocsp/bdr-root.pem new file mode 100644 index 0000000..0a1a2b2 --- /dev/null +++ b/src/tests/data/x509/ocsp/bdr-root.pem @@ -0,0 +1,25 @@ +-----BEGIN CERTIFICATE----- +MIIEQzCCAyugAwIBAgIDCYP0MA0GCSqGSIb3DQEBCwUAMFAxCzAJBgNVBAYTAkRF +MRUwEwYDVQQKDAxELVRydXN0IEdtYkgxKjAoBgNVBAMMIUQtVFJVU1QgUm9vdCBD +bGFzcyAzIENBIDIgRVYgMjAwOTAeFw0wOTExMDUwODUwNDZaFw0yOTExMDUwODUw +NDZaMFAxCzAJBgNVBAYTAkRFMRUwEwYDVQQKDAxELVRydXN0IEdtYkgxKjAoBgNV +BAMMIUQtVFJVU1QgUm9vdCBDbGFzcyAzIENBIDIgRVYgMjAwOTCCASIwDQYJKoZI +hvcNAQEBBQADggEPADCCAQoCggEBAJnxhDRwui+3MKCOvXwEz75ivJn9gpfSegpn +ljgJ9hBOlSJzmY3aFS3nBfwZcyK3jpgAvDw9rKFs+9Z5JUut8Mxk2og+KbgPCdM0 +3TP1YtHhzRnp7hhPTFiu4h7WDFsVWtg6uMQYZB7jM7K1iXdODL/ZlGsTl28So/6Z +qQTMFexgaDbtCHu39b+T7WYxg4zGcTSHThfqr4uRjRxWQa4iN1438h3Z0S0NL2lR 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100644 index 0000000..f9bd11a --- /dev/null +++ b/src/tests/data/x509/ocsp/mychain_int.pem @@ -0,0 +1,21 @@ +-----BEGIN CERTIFICATE----- +MIIDcTCCAlmgAwIBAgIUP4pG/mdA98wntpdjLKKDv50V4twwDQYJKoZIhvcNAQEL +BQAwODEYMBYGA1UEAwwPTXkgT0NTUCBSb290IENBMQswCQYDVQQGEwJERTEPMA0G +A1UEBwwGQmVybGluMB4XDTIyMDkyMjEwMDAwMFoXDTIzMDkyMjEwMDAwMFowOTEZ +MBcGA1UEAwwQTXkgT0NTUCBMb2NhbCBDQTELMAkGA1UEBhMCREUxDzANBgNVBAcM +BkJlcmxpbjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAODHbsMfDefJ +fryKz8fY8AfCE8uAr5CzJ2gXQcIQd0rBJTPQxaxZ950+QbSfPAPAeFa1OWRc/Xby +3DXvtQ3yt879mvxAvsdvlUYOsOOi8b9tap3vLVSc668BJwByNwBZmAF6ByKsC4Yj +wwH7rfekE2KU89LzH0wWDJOybo/N62kXuzt23dO4uUXJat6ZlEghmzhAzHyfFdeD +H8V/7x7c6iQBFz0NSCeo/gzFzVNO0jKbyvScQmfLOvbwTm91nXPs6MWICzsNOliJ +vtfkJsqheq7dVX9HdLfh/1tdFx1WaPhtVf3VTolPGTs9w7hh6uaWsHZpFTbiK0Mc +DeNQkoX1ikcCAwEAAaNyMHAwHwYDVR0jBBgwFoAUk/nNvUAjr/JUj93s2WMZm25Y +zHUwDAYDVR0TBAUwAwEB/zALBgNVHQ8EBAMCAYYwEwYDVR0lBAwwCgYIKwYBBQUH +AwkwHQYDVR0OBBYEFJucQbMANgTuNBTNtkP+SkUej7TTMA0GCSqGSIb3DQEBCwUA 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CERTIFICATE----- diff --git a/src/tests/data/x509/ocsp/mychain_int_ocsp_delegate_responder_no_ocsp_key_usage.pem b/src/tests/data/x509/ocsp/mychain_int_ocsp_delegate_responder_no_ocsp_key_usage.pem new file mode 100644 index 0000000..0cac96b --- /dev/null +++ b/src/tests/data/x509/ocsp/mychain_int_ocsp_delegate_responder_no_ocsp_key_usage.pem @@ -0,0 +1,21 @@ +-----BEGIN CERTIFICATE----- +MIIDbDCCAlSgAwIBAgIUXMtIzKLTZ3oKE92bXWKGdS16GCYwDQYJKoZIhvcNAQEL +BQAwOTEZMBcGA1UEAwwQTXkgT0NTUCBMb2NhbCBDQTELMAkGA1UEBhMCREUxDzAN +BgNVBAcMBkJlcmxpbjAeFw0yMjA5MjIxMDAwMDBaFw0yMjEwMDcxMDAwMDBaMDox +GjAYBgNVBAMMEU15IE9DU1AgUmVzcG9uZGVyMQswCQYDVQQGEwJERTEPMA0GA1UE +BwwGQmVybGluMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3N3l6YZy +pFShnQWmMyplXu3JaDjUxlrNwEs6Dn5flUC0eAZVN+uaXws+tG//wV487n+OXnyh +Zgz1Mt97J1wYhw7R9bQakPrmkYztrTmTKemS70sWjrsH0Od/S851sv3qAGylWiKb +1n0SawRPo6T5bvYADwwGESRKmWwOwPIv2KdsZ3kUhN9aPj06CMVJIRYVennZRt4X +4tcpgpB/eBp4/iEmfe3BzrFgf9YJG4qcbM84lULGLOnVNuUbbEIlBe75U71OR8dV 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+AQ8AMIIBCgKCAQEAq72Y4p9gCPcoNELOB5i104jhbzbEWfcXhAdXkmufOFFVVveq +HbiGx5GLi46cJATjSQoOL86Jwgp/v0nZukfQFIsWJGjG3eDQnMBGaAH9+SZh+udP +dhcuOvFqvFBkKk6rMIcW0Tqx2ixZUG7275JrqjEyNUjAGA9fRSkGoWyca/P6QCjE +sgAMr82n0XahLi7VVL0v/DcRK7h9slJJbG9UBmHuwPYU5C5Z9iQKCh3JZ3oOgO4d +OuAGXrRm69znN5jlkBxgowJbgPn4Xp2QyAZl2A0/mou3U9WuVGDOUDLRL1UbCv/T +VyX/WyUsAV54apAkxM9Hd5yZermoIZ7gPCv40wIDAQABo4GRMIGOMB8GA1UdIwQY +MBaAFE4W+nR1DcTuZYBY/YXQinJ1Y5PjMAkGA1UdEwQCMAAwCwYDVR0PBAQDAgeA +MBMGA1UdJQQMMAoGCCsGAQUFBwMJMB8GA1UdEQQYMBaCFG9jc3AuaGFja2Vyc3Bh +Y2Uub3JnMB0GA1UdDgQWBBQAUq7vwa5MkBmRG9GuRC7N2F97BjANBgkqhkiG9w0B +AQsFAAOCAQEAzS/5VHLcyTkvnodS18mlkp6r4fKkxhrLR2cyGhQPqwEqkq+l4U8k +UMnem31+XoVHt8nN7N0+aOCna7xhvxzWDQioahG4oSxW3R0FNbO4+HXEBkUqbJQo +JaVxSc4vXYjXgLvvhcSAbwfg7o3jInHszCLWoEpNEWGI0Un/ngJX0E8H374LiPnd +Z7W8bNvqRgbpbZJmrgVfm2T3NIWlMYCB8GqyZMA/uLUtxkv25LTCsCTGKhn/ZQoI +XxCZ4OvZDbxLmGj+5GsgJUHVKVhDomo0fJQh+KrMw+0IyjFVjjyroN6d1A3JPmbL +dKUfISvTkfDCj67y8iASBRCOEs7EB4JzSg== +-----END CERTIFICATE----- diff --git a/src/tests/test_x509_path.cpp b/src/tests/test_x509_path.cpp index 727d063..85e5044 100644 --- a/src/tests/test_x509_path.cpp +++ b/src/tests/test_x509_path.cpp @@ -1076,12 +1076,126 @@ class Path_Validation_With_OCSP_Tests final : public Test return result; } + Test::Result validate_with_ocsp_with_authorized_responder() + { + Test::Result result("path check with ocsp response from authorized responder certificate"); + Botan::Certificate_Store_In_Memory trusted; + + auto restrictions = Botan::Path_Validation_Restrictions(true, // require revocation info + 110, // minimum key strength + true); // OCSP for all intermediates + + auto ee = load_test_X509_cert("x509/ocsp/bdr.pem"); + auto ca = load_test_X509_cert("x509/ocsp/bdr-int.pem"); + auto trust_root = load_test_X509_cert("x509/ocsp/bdr-root.pem"); + + // These OCSP responses are signed by an authorized OCSP responder + // certificate issued by `ca` and `trust_root` respectively. Note that + // the responder certificates contain the "OCSP No Check" extension, + // meaning that they themselves do not need a revocation check via OCSP. + auto ocsp_ee = load_test_OCSP_resp("x509/ocsp/bdr-ocsp-resp.der"); + auto ocsp_ca = load_test_OCSP_resp("x509/ocsp/bdr-int-ocsp-resp.der"); + + trusted.add_certificate(trust_root); + const std::vector<Botan::X509_Certificate> cert_path = { ee, ca, trust_root }; + + auto check_path = [&](const std::chrono::system_clock::time_point valid_time, + const Botan::Certificate_Status_Code expected) + { + const auto path_result = Botan::x509_path_validate(cert_path, restrictions, trusted, "", Botan::Usage_Type::UNSPECIFIED, + valid_time, std::chrono::milliseconds(0), {ocsp_ee, ocsp_ca}); + + return result.confirm(std::string("Status: '") + Botan::to_string(expected) + + "' should match '" + Botan::to_string(path_result.result()) + "'", + path_result.result()==expected); + }; + + check_path(Botan::calendar_point(2022, 9, 18, 16, 30, 0).to_std_timepoint(), + Botan::Certificate_Status_Code::OCSP_NOT_YET_VALID); + check_path(Botan::calendar_point(2022, 9, 19, 16, 30, 0).to_std_timepoint(), + Botan::Certificate_Status_Code::OK); + check_path(Botan::calendar_point(2022, 9, 20, 16, 30, 0).to_std_timepoint(), + Botan::Certificate_Status_Code::OCSP_HAS_EXPIRED); + + return result; + } + + Test::Result validate_with_forged_ocsp_using_self_signed_cert() + { + Test::Result result("path check with forged ocsp using self-signed certificate (CVE-2022-43705)"); + Botan::Certificate_Store_In_Memory trusted; + + auto restrictions = Botan::Path_Validation_Restrictions(true, // require revocation info + 110, // minimum key strength + false); // OCSP for all intermediates + + auto ee = load_test_X509_cert("x509/ocsp/randombit.pem"); + auto ca = load_test_X509_cert("x509/ocsp/letsencrypt.pem"); + auto trust_root = load_test_X509_cert("x509/ocsp/identrust.pem"); + trusted.add_certificate(trust_root); + + const std::vector<Botan::X509_Certificate> cert_path = { ee, ca, trust_root }; + + auto check_path = [&](const std::string &forged_ocsp, + const Botan::Certificate_Status_Code expected) + { + auto ocsp = load_test_OCSP_resp(forged_ocsp); + const auto path_result = Botan::x509_path_validate(cert_path, restrictions, trusted, "", Botan::Usage_Type::UNSPECIFIED, + Botan::calendar_point(2016, 11, 18, 12, 30, 0).to_std_timepoint(), std::chrono::milliseconds(0), {ocsp}); + + result.confirm(std::string("Path validation with forged OCSP response should fail with '") + Botan::to_string(expected) + "'", + path_result.result() == expected); + result.test_note(std::string("Failed with: ") + Botan::to_string(path_result.result())); + }; + + // In both cases the path validation should detect the forged OCSP + // response and generate an appropriate error. By no means it should + // follow the unauthentic OCSP response. + check_path("x509/ocsp/randombit_ocsp_forged_valid.der", Botan::Certificate_Status_Code::OCSP_ISSUER_NOT_FOUND); + check_path("x509/ocsp/randombit_ocsp_forged_revoked.der", Botan::Certificate_Status_Code::OCSP_ISSUER_NOT_FOUND); + + return result; + } + + Test::Result validate_with_ocsp_self_signed_by_intermediate_cert() + { + Test::Result result("path check with ocsp response for intermediate that is (maliciously) self-signed by the intermediate"); + Botan::Certificate_Store_In_Memory trusted; + + auto restrictions = Botan::Path_Validation_Restrictions(true, // require revocation info + 110, // minimum key strength + true); // OCSP for all intermediates + + auto ee = load_test_X509_cert("x509/ocsp/mychain_ee.pem"); + auto ca = load_test_X509_cert("x509/ocsp/mychain_int.pem"); + auto trust_root = load_test_X509_cert("x509/ocsp/mychain_root.pem"); + + // this OCSP response for EE is valid (signed by intermediate cert) + auto ocsp_ee = load_test_OCSP_resp("x509/ocsp/mychain_ocsp_for_ee.der"); + + // this OCSP response for Intermediate is malicious (signed by intermediate itself) + auto ocsp_ca = load_test_OCSP_resp("x509/ocsp/mychain_ocsp_for_int_self_signed.der"); + + trusted.add_certificate(trust_root); + const std::vector<Botan::X509_Certificate> cert_path = { ee, ca, trust_root }; + + const auto path_result = Botan::x509_path_validate(cert_path, restrictions, trusted, "", Botan::Usage_Type::UNSPECIFIED, + Botan::calendar_point(2022, 9, 22, 22, 30, 0).to_std_timepoint(), std::chrono::milliseconds(0), {ocsp_ee, ocsp_ca}); + result.confirm("should reject intermediate OCSP response", path_result.result() == Botan::Certificate_Status_Code::OCSP_ISSUER_NOT_FOUND); + result.test_note(std::string("Failed with: ") + Botan::to_string(path_result.result())); + + return result; + } + std::vector<Test::Result> run() override { return {validate_with_ocsp_with_next_update_without_max_age(), validate_with_ocsp_with_next_update_with_max_age(), validate_with_ocsp_without_next_update_without_max_age(), - validate_with_ocsp_without_next_update_with_max_age()}; + validate_with_ocsp_without_next_update_with_max_age(), + validate_with_ocsp_with_authorized_responder(), + validate_with_forged_ocsp_using_self_signed_cert(), + validate_with_ocsp_self_signed_by_intermediate_cert()}; } };
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