[erlang-bugs] possible bug in ssl and/or public_key module (R13 and R14)

Ingela Anderton Andin ingela@REDACTED
Tue Sep 21 17:07:29 CEST 2010


Hi!

Yes you could, it is a INFO report a warning that that particular CA 
cert is ignored as we could not decode it.
But you get another handshake error.  What options do you connect with ?

Regards Ingela Erlang/OTP team - Ericsson AB


Filipe David Manana wrote:
> Ingela,
>
> After pulling your last commit, things advance a bit more, but still 
> not able to open the CAs file:
>
> =INFO REPORT==== 21-Sep-2010::14:35:58 ===
> SSL WARNING: Ignoring CA cert: 
> <<48,130,3,251,48,130,2,227,160,3,2,1,2,2,1,1,
>                                  
> 48,13,6,9,42,134,72,134,247,13,1,1,5,5,0,48,
>                                  
> 129,183,49,63,48,61,6,3,85,4,3,12,54,84,195,
>                                  
> 156,82,75,84,82,85,83,84,32,69,108,101,107,
>                                  
> 116,114,111,110,105,107,32,83,101,114,116,105,
>                                  
> 102,105,107,97,32,72,105,122,109,101,116,32,
>                                  
> 83,97,196,159,108,97,121,196,177,99,196,177,
>                                  
> 115,196,177,49,11,48,9,6,3,85,4,6,12,2,84,82,
>                                  
> 49,15,48,13,6,3,85,4,7,12,6,65,78,75,65,82,65,
>                                  
> 49,86,48,84,6,3,85,4,10,12,77,40,99,41,32,50,
>                                  
> 48,48,53,32,84,195,156,82,75,84,82,85,83,84,
>                                  
> 32,66,105,108,103,105,32,196,176,108,101,116,
>                                  
> 105,197,159,105,109,32,118,101,32,66,105,108,
>                                  
> 105,197,159,105,109,32,71,195,188,118,101,110,
>                                  
> 108,105,196,159,105,32,72,105,122,109,101,116,
>                                  
> 108,101,114,105,32,65,46,197,158,46,48,30,23,
>                                  
> 13,48,53,48,53,49,51,49,48,50,55,49,55,90,23,
>                                  
> 13,49,53,48,51,50,50,49,48,50,55,49,55,90,48,
>                                  
> 129,183,49,63,48,61,6,3,85,4,3,12,54,84,195,
>                                  
> 156,82,75,84,82,85,83,84,32,69,108,101,107,
>                                  
> 116,114,111,110,105,107,32,83,101,114,116,105,
>                                  
> 102,105,107,97,32,72,105,122,109,101,116,32,
>                                  
> 83,97,196,159,108,97,121,196,177,99,196,177,
>                                  
> 115,196,177,49,11,48,9,6,3,85,4,6,12,2,84,82,
>                                  
> 49,15,48,13,6,3,85,4,7,12,6,65,78,75,65,82,65,
>                                  
> 49,86,48,84,6,3,85,4,10,12,77,40,99,41,32,50,
>                                  
> 48,48,53,32,84,195,156,82,75,84,82,85,83,84,
>                                  
> 32,66,105,108,103,105,32,196,176,108,101,116,
>                                  
> 105,197,159,105,109,32,118,101,32,66,105,108,
>                                  
> 105,197,159,105,109,32,71,195,188,118,101,110,
>                                  
> 108,105,196,159,105,32,72,105,122,109,101,116,
>                                  
> 108,101,114,105,32,65,46,197,158,46,48,130,1,
>                                  
> 34,48,13,6,9,42,134,72,134,247,13,1,1,1,5,0,3,
>                                  
> 130,1,15,0,48,130,1,10,2,130,1,1,0,202,82,5,
>                                  
> 214,99,3,216,28,95,221,210,123,93,242,12,96,
>                                  
> 97,91,107,59,116,43,120,13,125,69,189,34,116,
>                                  
> 232,140,3,193,198,17,42,61,149,188,169,148,
>                                  
> 176,187,145,151,200,105,124,132,197,180,145,
>                                  
> 108,108,19,106,164,85,173,164,133,232,149,126,
>                                  
> 179,0,175,0,194,5,24,245,112,157,54,139,174,
>                                  
> 203,228,27,129,127,147,136,251,106,85,187,125,
>                                  
> 133,146,206,186,88,159,219,50,197,189,93,239,
>                                  
> 34,74,47,65,7,126,73,97,179,134,236,78,166,65,
>                                  
> 110,132,188,3,236,245,59,28,200,31,194,238,
>                                  
> 168,238,234,18,74,141,20,207,243,10,224,80,57,
>                                  
> 249,8,53,248,17,89,173,231,34,234,75,202,20,6,
>                                  
> 222,66,186,178,153,243,45,84,136,16,6,234,225,
>                                  
> 26,62,61,103,31,251,206,251,124,130,232,17,93,
>                                  
> 74,193,185,20,234,84,217,102,155,124,137,125,
>                                  
> 4,154,98,201,233,82,60,158,156,239,210,245,38,
>                                  
> 228,230,229,24,124,139,110,223,108,204,120,91,
>                                  
> 79,114,178,203,92,63,140,5,141,209,76,140,173,
>                                  
> 146,199,225,120,127,101,108,73,6,80,44,158,50,
>                                  
> 194,215,74,198,117,138,89,78,117,111,71,94,
>                                  
> 193,2,3,1,0,1,163,16,48,14,48,12,6,3,85,29,19,
>                                  
> 4,5,48,3,1,1,255,48,13,6,9,42,134,72,134,247,
>                                  
> 13,1,1,5,5,0,3,130,1,1,0,21,245,85,255,55,150,
>                                  
> 128,89,33,164,252,161,21,76,32,246,212,95,218,
>                                  
> 3,36,252,207,144,26,244,33,10,154,238,58,177,
>                                  
> 106,239,239,248,96,209,76,54,102,69,29,243,
>                                  
> 102,2,116,4,123,146,48,168,222,10,118,15,239,
>                                  
> 149,110,189,201,55,230,26,13,172,137,72,91,
>                                  
> 204,131,54,194,245,70,92,89,130,86,180,213,
>                                  
> 254,35,180,216,84,28,68,171,196,167,229,20,
>                                  
> 206,60,65,97,124,67,230,205,196,129,9,139,36,
>                                  
> 251,84,37,214,22,168,150,12,103,7,111,179,80,
>                                  
> 71,227,28,36,40,221,42,152,164,97,254,219,234,
>                                  
> 18,55,188,1,26,52,133,189,110,79,231,145,114,
>                                  
> 7,68,133,30,88,202,84,68,221,247,172,185,203,
>                                  
> 137,33,114,219,143,192,105,41,151,42,163,174,
>                                  
> 24,35,151,28,65,42,139,124,42,193,124,144,232,
>                                  
> 169,40,192,211,145,198,173,40,135,64,104,181,
>                                  
> 255,236,167,210,211,56,24,156,211,125,105,93,
>                                  
> 240,198,165,30,36,27,163,71,252,105,7,104,231,
>                                  
> 228,154,180,237,15,161,135,135,2,206,135,210,
>                                  
> 72,78,225,188,255,203,241,114,146,68,100,3,37,
>                                  
> 234,222,91,110,159,201,242,78,172,221,199>>
>  Due to decoding error:{badmatch,
>                         {error,
>                          {asn1,
>                           {{case_clause,19},
>                            [{'OTP-PUB-KEY',
>                              check_and_convert_restricted_string,5},
>                             {'OTP-PUB-KEY',decode,2},
>                             {pubkey_cert_records,transform,2},
>                             {lists,map,2},
>                             {lists,map,2},
>                             {pubkey_cert_records,transform,2},
>                             {pubkey_cert_records,decode_tbs,1},
>                             {pubkey_cert_records,decode_cert,1}]}}}}
>
>
> =ERROR REPORT==== 21-Sep-2010::14:35:58 ===
> SSL: certify_certificate: ./ssl_handshake.erl:584:Fatal error: 
> handshake failure
> ** exception error: no match of right hand side value {error,esslconnect}
>      in function  ssl_test:test/0
>
>
> cheers
>
> On Tue, Sep 21, 2010 at 1:07 PM, Ingela Anderton Andin 
> <ingela@REDACTED <mailto:ingela@REDACTED>> wrote:
>
>     Hi!
>
>     Filipe David Manana wrote:
>
>         On Mon, Sep 20, 2010 at 2:47 PM, Ingela Anderton Andin <
>         ingela@REDACTED <mailto:ingela@REDACTED>> wrote:
>
>          
>
>             So I definitely consider this a regression :(
>                The weird thing is that I can use this certificates
>             file with the old ssl
>             implementation (default on R13 and R12 releases) on R13B03
>             and R13B04 at
>             least.
>             Well the thing is that the old ssl-implementation only is
>             an erlang-glue
>             that leaves the most things up to the underlaying openssl
>             implementation,
>             but the new ssl
>             only uses openssl crypto library and takes care the ssl
>             protocol
>             fsm-machinery and  certificate  handling on its own. This
>             makes many things
>             much easier to implement
>             and removes the bottleneck enforced by the glue, and also
>             lessens the
>             required resource allocation. Of course this may cause new
>             bugs occasionally
>             and we fix them
>             as fast as we can.
>             If you want to try out the latest changes to fix the
>             DSS-Params bug you can
>             get the branch ia/ssl-asn1-spec-dss-params at my github
>             account
>             git@REDACTED:IngelaAndin/otp.git
>                
>
>
>
>         Hi,
>
>         Ingela, I tried your git branch  ssl-asn1-spec-dss-params but
>         unfortunatelly
>         I still get an exception:
>
>         =ERROR REPORT==== 21-Sep-2010::11:57:03 ===
>         SSL: 1060: error:{error,
>                             {asn1,
>                                 {{case_clause,19},
>                                  [{'OTP-PUB-KEY',
>                                      
>         check_and_convert_restricted_string,5},
>                                   {'OTP-PUB-KEY',decode,2},
>                                   {pubkey_cert_records,transform,2},
>                                   {lists,map,2},
>                                   {lists,map,2},
>                                   {pubkey_cert_records,transform,2},
>                                   {pubkey_cert_records,decode_tbs,1},
>                                   {pubkey_cert_records,decode_cert,2}]}}}
>         /home/fdmanana/tmp/ibrowse-test/ca-certificates.crt
>          []
>
>         ** exception error: no match of right hand side value
>         {error,ecacertfile}
>
>
>          
>
>
>     Yes I get this too, it seems to be that one of the certificates in
>     the file
>     has a field that is utf8-encoded but the asn-1-spec says that it
>     should
>     be a "printableString".  I do not know if openssl tries to decode
>     it, it might
>     not until it is used, and it might not be. Erlang ssl caches all
>     cert in the ca-file.
>     I have now made new ssl more tolerant so that it
>     will ignore such ca-certs, that does not follow the spec.  I have
>     pushed the change to
>     the ia/ssl-asn1-spec-dss-params branch.
>
>
>         And btw, with the old ssl implementation, using a ssl socket
>         in {active,
>         once} mode, I receive very often an error like this:
>
>         [Thu, 16 Sep 2010 00:10:34 GMT] [error] [<0.604.0>] ** Generic
>         server
>         <0.604.0> terminating
>         ** Last message in was {tcp,#Port<0.2288>,
>
>          <<"\r\n6d\r\n,\n{\"seq\":70,\"id\":\"97b36d5003934d0c9dd58057b05fa167\",\"changes\":[{\"rev\":\"1-0d6deda5b380ae207ba87a7a3a32d0a1\"}]}\r\n6d\r\n,\n{\"seq\":71,\"id\":\"8a1c475b8dc5426e9172d6b970ae7c03\",\"changes\":[{\"rev\":\"1-72851f645fb6ab77f36866cbe505d82c\"}]}\r\n6d\r\n,\n{\"seq\":72,\"id\":\"fdb1d5b1c5b24ce481463ad668c13c40\",\"changes\":[{\"rev\":\"1-c37b5444eec8375631c326a0e77ca427\"}]}\r\n6d\r\n,\n{\"seq\":73,\"id\":\"b612465dafc44699b09d8bef5d4d4d8d\",\"changes\":[{\"rev\":\"1-be951f78ba830f5a1002abe0ce479c2d\"}]}\r\n6d\r\n,\n{\"seq\":74,\"id\":\"d2c2b5a771ef4b57b6d58fce2808cf7c\",\"changes\":[{\"rev\":\"1-c628443ff4dd7c3d9b4fd226727e2841\"}]}\r\n6d\r\n,\n{\"seq\":75,\"id\":\"8d669c377f08442981ce2d18a21d920b\",\"changes\":[{\"rev\":\"1-6db3a14c76701b87b0686412093ac103\"}]}\r\n6d\r\n,\n{\"seq\":76,\"id\":\"367bf0948d9d459582d187c9232844b8\",\"changes\":[{\"rev\":\"1-16ae7cf1c04c4f7c024493de1f18c8ed\"}]}\r\n6d\r\n,\n{\"seq\":77,\"id\":\"f2c805327ae740098e5db221c3f27b4b\",\"changes\":[{\"rev\":\"1-b22aa541f7e353a4cd430a9293239c77\"}]}\r\n6d\r\n,\n{\"seq\":78,\"id\":\"6ddf8033cec845c8986ee4bd03ff8ed6\",\"changes\":[{\"rev\":\"1-23f5957d250f5079277e6e4a86def1f1\"}]}\r\n6d\r\n,\n{\"seq\":79,\"id\":\"738365bd4fed44158516211847c13616\",\"changes\":[{\"rev\":\"1-6dcd375366f107fb2575c8eda6c6bdec\"}]}\r\n6d\r\n,\n{\"seq\":80,\"id\":\"2d66c797761b4506934d00b2fd260f90\",\"changes\":[{\"rev\":\"1-cc7dddd31fd753a9b4577607ce321cef\"}]}\r\n6d\r\n,\n{\"seq\":81,\"id\":\"0c01c012d4f540a3a015d57681a0af4f\",\"changes\":[{\"rev\":\"1-ff288fbba546fbfbf78c602e2fa39ea2\"}]}\r\n6d\r\n,\n{\"seq\":82,\"id\":\"dc8a7ff04d37428ea83c3515a801bd32\",\"changes\":[{\"rev\":\"1-2">>}
>         ** When Server state ==
>         {st,connector,<0.119.0>,<0.603.0>,<0.603.0>,11,false,
>                                   [{mode,binary},
>                                     {nodelay,true},
>                                    {active,once},
>                                     {packet,0},
>                                    {ip,{0,0,0,0}},
>                                     {verify,0},
>                                    {depth,1}],
>                                    {sslsocket,11,<0.604.0>},
>                                   #Port<0.2288>,nil,open,false,false}
>
>
>         The data, third argument of the tuple, is what is supposed to
>         be. However
>         the ssl module trows that exception (since it was expecting to
>         receive only
>         messages like {ssl, Socket, Data}). Is this a known issue?
>
>
>          
>
>
>     Humm ... not that I know of.  We are aiming to remove the old
>     ssl-implementation as soon as the new one is compleate enough and
>     in first hand we do not fix things in the old implementation.
>
>
>     Regards Ingela Erlang/OTP team - Ericsson AB
>
>
>
>
>
>     ________________________________________________________________
>     erlang-bugs (at) erlang.org <http://erlang.org> mailing list.
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>
>
>
>
> -- 
> Filipe David Manana,
> fdmanana@REDACTED <mailto:fdmanana@REDACTED>, fdmanana@REDACTED 
> <mailto:fdmanana@REDACTED>
>
> "Reasonable men adapt themselves to the world.
>  Unreasonable men adapt the world to themselves.
>  That's why all progress depends on unreasonable men."
>




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