diff options
Diffstat (limited to 'lib/ssl/src/ssl_handshake.erl')
| -rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index 493e5a87d9..b538fefe53 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -243,7 +243,7 @@ key_exchange(client, _Version, {dh, PublicKey}) -> dh_public = PublicKey} }; -key_exchange(client, _Version, {ecdh, #'ECPrivateKey'{publicKey = {0, ECPublicKey}}}) -> +key_exchange(client, _Version, {ecdh, #'ECPrivateKey'{publicKey = ECPublicKey}}) -> #client_key_exchange{ exchange_keys = #client_ec_diffie_hellman_public{ dh_public = ECPublicKey} @@ -284,7 +284,7 @@ key_exchange(server, Version, {dh, {PublicKey, _}, enc_server_key_exchange(Version, ServerDHParams, HashSign, ClientRandom, ServerRandom, PrivateKey); -key_exchange(server, Version, {ecdh, #'ECPrivateKey'{publicKey = {0, ECPublicKey}, +key_exchange(server, Version, {ecdh, #'ECPrivateKey'{publicKey = ECPublicKey, parameters = ECCurve}, HashSign, ClientRandom, ServerRandom, PrivateKey}) -> ServerECParams = #server_ecdh_params{curve = ECCurve, public = ECPublicKey}, @@ -578,11 +578,10 @@ prf({3,_N}, Secret, Label, Seed, WantedLength) -> %%-------------------------------------------------------------------- select_hashsign(_, undefined, _Version) -> {null, anon}; -select_hashsign(undefined, Cert, Version) -> - #'OTPCertificate'{tbsCertificate = TBSCert} = public_key:pkix_decode_cert(Cert, otp), - #'OTPSubjectPublicKeyInfo'{algorithm = {_,Algo, _}} = TBSCert#'OTPTBSCertificate'.subjectPublicKeyInfo, - select_hashsign_algs(undefined, Algo, Version); -select_hashsign(#hash_sign_algos{hash_sign_algos = HashSigns}, Cert, Version) -> +%% The signature_algorithms extension was introduced with TLS 1.2. Ignore it if we have +%% negotiated a lower version. +select_hashsign(#hash_sign_algos{hash_sign_algos = HashSigns}, Cert, {Major, Minor} = Version) + when Major >= 3 andalso Minor >= 3 -> #'OTPCertificate'{tbsCertificate = TBSCert} =public_key:pkix_decode_cert(Cert, otp), #'OTPSubjectPublicKeyInfo'{algorithm = {_,Algo, _}} = TBSCert#'OTPTBSCertificate'.subjectPublicKeyInfo, DefaultHashSign = {_, Sign} = select_hashsign_algs(undefined, Algo, Version), @@ -600,7 +599,11 @@ select_hashsign(#hash_sign_algos{hash_sign_algos = HashSigns}, Cert, Version) -> DefaultHashSign; [HashSign| _] -> HashSign - end. + end; +select_hashsign(_, Cert, Version) -> + #'OTPCertificate'{tbsCertificate = TBSCert} = public_key:pkix_decode_cert(Cert, otp), + #'OTPSubjectPublicKeyInfo'{algorithm = {_,Algo, _}} = TBSCert#'OTPTBSCertificate'.subjectPublicKeyInfo, + select_hashsign_algs(undefined, Algo, Version). %%-------------------------------------------------------------------- -spec select_hashsign_algs(#hash_sign_algos{}| undefined, oid(), ssl_record:ssl_version()) -> |