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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I’m running stunnel in server-mode with options “NO_SSLV2” and “NO_SSLV3” and sslVersion=all.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">My client also explicitly disables SSLv2 and SSLv3.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">My client’s ssl-log (-Djavax.net.debug=ssl) confirms that, during handshake and for application data, the highest TLS protocol version is being used.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">How come, stunnel log still shows “SSLv3” ?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG5[8415:140561397376768]: ldaps-in accepted connection from X.X.X.X:65158<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): before/accept initialization<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 read client hello A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 write server hello A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 write certificate A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 write server done A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 flush data<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 read client key exchange A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 read finished A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 write change cipher spec A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 write finished A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: SSL state (accept): SSLv3 flush data<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 9 items in the session cache<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 client connects (SSL_connect())<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 client connects that finished<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 client renegotiations requested<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 12 server connects (SSL_accept())<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 9 server connects that finished<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 server renegotiations requested<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 session cache hits<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 external session cache hits<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 session cache misses<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG7[8415:140561397376768]: 0 session cache timeouts<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG6[8415:140561397376768]: SSL accepted: new session negotiated<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">2015.02.03 14:42:46 LOG6[8415:140561397376768]: Negotiated ciphers: AES128-SHA SSLv3 Kx=RSA Au=RSA Enc=AES(128) Mac=SHA1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Is my client’s ssl-log wrong? Or stunnel’s?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Kind regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Christian Tenvenne<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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