The `https.protocols` system property is only used to direct the client to use 
a particular set of protocols, not to change the protocols supported by the 
server. You’ll need to add it to the client server, along with the 
`sslEnabledProtocols` to say which protocols to support on your server.

-Jj

On Oct 20, 2014, at 11:32 AM, Aaron Eidt <[email protected]> wrote:

> Thanks,
> 
> Adding '-Dhttps.protocols=TLSv1' to tomcat startup didn't disable SSLv3 
> (openssl.exe s_client -connect HOSTNAME:443 -ssl3 still successfully 
> connects). I am using a load balancer but it is configured as an SSL Bridge 
> in this case so that all SSL traffic gets passed through to the backend 
> hosts. I have a similar setup with Shibboleth and the Tomcat change works 
> without issue there.
> 
> Thanks Again,
> Aaron
> 
> On 10/20/2014 12:21 PM, Jonathan Johnson wrote:
>> A quick way to check what might be available on your load balancer is to run 
>> it through something like [https://www.ssllabs.com/ssltest/]. After the 
>> test, you should see what protocols are supported by the load balancer.
>> 
>> -Jj
>> 
>> On Oct 20, 2014, at 11:08 AM, Carlos Fernandez <[email protected]> wrote:
>> 
>>> Hi, Aaron,
>>>  
>>> I thought I was the only one dealing with the same issue. I am getting the 
>>> same error on a CAS-enabled app after we disabled SSLv3 support in the load 
>>> balancer that sits in front of our CAS servers. So far it seems to only 
>>> affect the CAS client.
>>>  
>>> I have upgraded to JDK 7u72 and added 
>>> –Dhttps.protocols=TLSv1,TLSv1.1,TLSv1.2 to the JVM command line, but still 
>>> get the same error message. My guess is that the limited set of ciphers 
>>> supported by the load balancer doesn’t match the default ciphers enabled in 
>>> the JVM. I’m still looking at what values the https.cipherSuites system 
>>> property accepts in order to configure it accordingly.
>>>  
>>> Best regards,
>>> --
>>> Carlos.
>>>  
>>> From: Aaron Eidt [mailto:[email protected]] 
>>> Sent: Monday, 20 October, 2014 11:50
>>> To: [email protected]
>>> Subject: [cas-user] CAS 3.5.2 and CVE-2014-3566, POODLE
>>>  
>>> I've attempted to change tomcat config to disable SSLv3 and when I do I get 
>>> the following exception trying to login to CAS service management (not 
>>> immediately, after a few minutes and sometimes after updated the second 
>>> host). Adding sslEnabledProtocols="TLSv1,TLSv1.1,TLSv1.2" to SSL connector 
>>> has worked an several other Tomcat installations.
>>> 
>>> Here is more detail about my setup:
>>> CAS version: 3.5.2
>>> Tomcat Version:  7.0.37.0
>>> OS Name:        Linux
>>> OS Version:     2.6.32-358.0.1.el6.x86_64
>>> Architecture:   amd64
>>> JVM Version:    1.6.0_24-b24
>>> JVM Vendor:     Sun Microsystems Inc.
>>> 
>>> Have 2 app servers behind load balancer but SSL is done by Tomcat
>>> 
>>> java.lang.RuntimeException: javax.net.ssl.SSLHandshakeException: Received 
>>> fatal alert: handshake_failure
>>>         
>>> org.jasig.cas.client.util.CommonUtils.getResponseFromServer(CommonUtils.java:341)
>>>         
>>> org.jasig.cas.client.util.CommonUtils.getResponseFromServer(CommonUtils.java:305)
>>>         
>>> org.jasig.cas.client.validation.AbstractCasProtocolUrlBasedTicketValidator.retrieveResponseFromServer(AbstractCasProtocolUrlBasedTicketValidator.java:50)
>>>         
>>> org.jasig.cas.client.validation.AbstractUrlBasedTicketValidator.validate(AbstractUrlBasedTicketValidator.java:207)
>>>         
>>> org.springframework.security.cas.authentication.CasAuthenticationProvider.authenticateNow(CasAuthenticationProvider.java:140)
>>>         
>>> org.springframework.security.cas.authentication.CasAuthenticationProvider.authenticate(CasAuthenticationProvider.java:126)
>>>         
>>> org.springframework.security.authentication.ProviderManager.authenticate(ProviderManager.java:156)
>>>         
>>> org.springframework.security.cas.web.CasAuthenticationFilter.attemptAuthentication(CasAuthenticationFilter.java:242)
>>>         
>>> org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:194)
>>>         
>>> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>>>         
>>> org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105)
>>>         
>>> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>>>         
>>> org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
>>>         
>>> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>>>         
>>> org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173)
>>>         
>>> org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
>>>         
>>> org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
>>>         
>>> com.github.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:63)
>>> root cause
>>> 
>>> javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure
>>>         sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
>>>         sun.security.ssl.Alerts.getSSLException(Alerts.java:154)
>>>         sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:1748)
>>>         sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:991)
>>>         
>>> sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1175)
>>>         
>>> sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1202)
>>>         
>>> sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1186)
>>>         
>>> sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:440)
>>>         
>>> sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185)
>>>         
>>> sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1139)
>>>         
>>> sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254)
>>>         
>>> org.jasig.cas.client.util.CommonUtils.getResponseFromServer(CommonUtils.java:326)
>>>         
>>> org.jasig.cas.client.util.CommonUtils.getResponseFromServer(CommonUtils.java:305)
>>>         
>>> org.jasig.cas.client.validation.AbstractCasProtocolUrlBasedTicketValidator.retrieveResponseFromServer(AbstractCasProtocolUrlBasedTicketValidator.java:50)
>>>         
>>> org.jasig.cas.client.validation.AbstractUrlBasedTicketValidator.validate(AbstractUrlBasedTicketValidator.java:207)
>>>         
>>> org.springframework.security.cas.authentication.CasAuthenticationProvider.authenticateNow(CasAuthenticationProvider.java:140)
>>>         
>>> org.springframework.security.cas.authentication.CasAuthenticationProvider.authenticate(CasAuthenticationProvider.java:126)
>>>         
>>> org.springframework.security.authentication.ProviderManager.authenticate(ProviderManager.java:156)
>>>         
>>> org.springframework.security.cas.web.CasAuthenticationFilter.attemptAuthentication(CasAuthenticationFilter.java:242)
>>>         
>>> org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:194)
>>>         
>>> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>>>         
>>> org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105)
>>>         
>>> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>>>         
>>> org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
>>>         
>>> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>>>         
>>> org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173)
>>>         
>>> org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
>>>         
>>> org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
>>>         
>>> com.github.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:63)
>>> 
>>> 
>>> Thanks,
>>> Aaron
>>>  
>>> -- 
>>> You are currently subscribed to [email protected] as: 
>>> [email protected]
>>> To unsubscribe, change settings or access archives, see 
>>> http://www.ja-sig.org/wiki/display/JSG/cas-user
>>> -- 
>>> You are currently subscribed to [email protected] as: 
>>> [email protected]
>>> To unsubscribe, change settings or access archives, see 
>>> http://www.ja-sig.org/wiki/display/JSG/cas-user
>> 
>> -- 
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>> To unsubscribe, change settings or access archives, see 
>> http://www.ja-sig.org/wiki/display/JSG/cas-user
> 
> -- 
> You are currently subscribed to [email protected] as: 
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