2016-11-29 151 views
8

我嘗試通過fsockopen連接到sendm.cert.legalmail.it465端口,這是SMTPS服務在意大利稱爲PEC。PHP握手失敗TLS1.0

隨着我已經試過這個片段的工作PHP的任何版本:

<?php 
fsockopen('tls://sendm.cert.legalmail.it', 465); 

所有它的確定與OpenSSL 1.0.2h,如果我升級到OpenSSL 1.0.2j這個片段失敗,此錯誤:

PHP Warning: fsockopen(): SSL operation failed with code 1. OpenSSL Error messages: 
    error:14094410:SSL routines:ssl3_read_bytes:sslv3 alert handshake failure in ~/Development/experimental/php-handshake/connect.php on line 3 
    PHP Warning: fsockopen(): Failed to enable crypto in ~/Development/experimental/php-handshake/connect.php on line 3 
    PHP Warning: fsockopen(): unable to connect to tls://sendm.cert.legalmail.it:465 (Unknown error) in ~/Development/experimental/php-handshake/connect.php on line 3 

因此,與OpenSSL 1.0.2j我嘗試通過命令行連接:

openssl s_client -connect sendm.cert.legalmail.it:465 

它完美地工作。

我嘗試檢查SSL服務器上testssl這是轉儲(剝離):

SSLv2    not offered (OK) 
SSLv3    not offered (OK) 
TLS 1    offered 
TLS 1.1    not offered 
TLS 1.2    not offered 
Version tolerance downgraded to TLSv1.0 (OK) 

只有TLS 1是繳費,我嘗試握手強制TLS1與此URI:'tlsv1.0:://sendm.cert.legalmail.it'但結果是一樣。

我在Ubuntu 16.04上,使用PHP5.6和PHP7.1進行了測試。

錯誤在哪裏?在openssl中?在PHP中?在服務器握手?

更新如果我在chiper看起來總是./testssl.sh -E sendm.cert.legalmail.it:465OpenSSL 1.0.2j回報:

x05  RC4-SHA       RSA  RC4  128  TLS_RSA_WITH_RC4_128_SHA       
x04  RC4-MD5       RSA  RC4  128  TLS_RSA_WITH_RC4_128_MD5       
x16  EDH-RSA-DES-CBC3-SHA    DH 1024 3DES  168  TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA     
x0a  DES-CBC3-SHA      RSA  3DES  168  TLS_RSA_WITH_3DES_EDE_CBC_SHA      
x15  EDH-RSA-DES-CBC-SHA    DH 1024 DES  56  TLS_DHE_RSA_WITH_DES_CBC_SHA      
x09  DES-CBC-SHA      RSA  DES  56  TLS_RSA_WITH_DES_CBC_SHA       
x14  EXP-EDH-RSA-DES-CBC-SHA   DH(512) DES  40,exp TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA    
x08  EXP-DES-CBC-SHA     RSA(512) DES  40,exp TLS_RSA_EXPORT_WITH_DES40_CBC_SHA     
x06  EXP-RC2-CBC-MD5     RSA(512) RC2  40,exp TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5     
x03  EXP-RC4-MD5      RSA(512) RC4  40,exp TLS_RSA_EXPORT_WITH_RC4_40_MD5  

隨着版本OpenSSL 1.0.2h

x05  RC4-SHA       RSA  RC4  128  
x04  RC4-MD5       RSA  RC4  128  
x16  EDH-RSA-DES-CBC3-SHA    DH 1024 3DES  168  
x0a  DES-CBC3-SHA      RSA  3DES  168 

和PHP常量OPENSSL_DEFAULT_STREAM_CIPHERS是一樣翻過所有versione它包含:

ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128:AES256:HIGH:!SSLv2:!aNULL:!eNULL:!EXPORT:!DES:!MD5:!RC4:!ADH 

回答

2

好吧,經過一些研究,我發現爲什麼:

PHP有OPENSSL_DEFAULT_STREAM_CIPHERS它包含了OpenSSL的默認查詢,使用此命令:

openssl ciphers -v `php -r 'echo OPENSSL_DEFAULT_STREAM_CIPHERS;'` 

我得到的所有密碼PHP可以安裝OpenSSL的當前版本的處理。

之間1.0.2h1.0.2j同一查詢返回不同的密碼列出這些一滴支持:

  1. EDH-RSA-DES-CBC3-SHA
  2. DES-CBC3-SHA

所以默認情況下,PHP不能正確處理連接,但如果我用這個密碼強制$context連接發生:

$context = stream_context_create(
    [ 
     'ssl' => [ 
      'ciphers' => 'EDH-RSA-DES-CBC3-SHA:DES-CBC3-SHA', 
     ], 
    ] 
); 

$fp = stream_socket_client(
    'tls://sendm.cert.legalmail.it:465', 
    $errno, 
    $errstr, 
    30, 
    STREAM_CLIENT_CONNECT, 
    $context 
); 
0

對於遇到同樣問題的其他人:似乎Legalmail TLS服務器現在支持TLSv1.2,因此這對他們來說不再是問題。