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Posted to issues@trafficserver.apache.org by "Thomas Jackson (JIRA)" <ji...@apache.org> on 2014/10/15 22:12:35 UTC
[jira] [Updated] (TS-3136) Change default TLS cipher suites
[ https://issues.apache.org/jira/browse/TS-3136?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Thomas Jackson updated TS-3136:
-------------------------------
Description:
In TS-3135 [~i.galic] suggested:
{quote}
also, recommendations for a safer ciphersuite:
SSLCipherSuite ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA:DES-CBC3-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!MD5:!PSK:!RC4
from https://cipherli.st/
{quote}
[~jacksontj] had responded with:
{quote}
[~i.galic] That cipher quite is geared towards security, but doesn't support quite a few older clients. I'd recommend we use the suite from mozilla (https://wiki.mozilla.org/Security/Server_Side_TLS#Recommended_Server_Configurations) which is a good mix of security and compatibility:
{code}
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-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA
{code}
{quote}
was:
In response to
http://googleonlinesecurity.blogspot.com/2014/10/this-poodle-bites-exploiting-ssl-30.html
we should consider changing the default in RecordsConfig.cc:
{code}
gmt/RecordsConfig.cc b/mgmt/RecordsConfig.cc
index 0146cf9..2f78e31 100644
--- a/mgmt/RecordsConfig.cc
+++ b/mgmt/RecordsConfig.cc
@@ -1224,7 +1224,7 @@ RecordElement RecordsConfig[] = {
,
{RECT_CONFIG, "proxy.config.ssl.SSLv2", RECD_INT, "0", RECU_RESTART_TS, RR_NULL, RECC_INT, "[0-1]", RECA_NULL}
,
- {RECT_CONFIG, "proxy.config.ssl.SSLv3", RECD_INT, "1", RECU_RESTART_TS, RR_NULL, RECC_INT, "[0-1]", RECA_NULL}
+ {RECT_CONFIG, "proxy.config.ssl.SSLv3", RECD_INT, "0", RECU_RESTART_TS, RR_NULL, RECC_INT, "[0-1]", RECA_NULL}
,
{RECT_CONFIG, "proxy.config.ssl.TLSv1", RECD_INT, "1", RECU_RESTART_TS, RR_NULL, RECC_INT, "[0-1]", RECA_NULL}
,
{code}
> Change default TLS cipher suites
> --------------------------------
>
> Key: TS-3136
> URL: https://issues.apache.org/jira/browse/TS-3136
> Project: Traffic Server
> Issue Type: Improvement
> Components: Security, SSL
> Reporter: Leif Hedstrom
> Assignee: Leif Hedstrom
> Fix For: 5.2.0
>
>
> In TS-3135 [~i.galic] suggested:
> {quote}
> also, recommendations for a safer ciphersuite:
> SSLCipherSuite ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA:DES-CBC3-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!MD5:!PSK:!RC4
> from https://cipherli.st/
> {quote}
> [~jacksontj] had responded with:
> {quote}
> [~i.galic] That cipher quite is geared towards security, but doesn't support quite a few older clients. I'd recommend we use the suite from mozilla (https://wiki.mozilla.org/Security/Server_Side_TLS#Recommended_Server_Configurations) which is a good mix of security and compatibility:
> {code}
> 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-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA
> {code}
> {quote}
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