From 3ee5d63bdd6f215e9d4c8add39b88a10dab56972 Mon Sep 17 00:00:00 2001
From: pdontthink <pdontthink@7612ce4b-ef26-0410-bec9-ea0150e637f0>
Date: Sun, 14 Jun 2015 10:15:51 +0000
Subject: [PATCH] Sync configtest with core

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@14502 7612ce4b-ef26-0410-bec9-ea0150e637f0
---
 src/configtest.php | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/configtest.php b/src/configtest.php
index 8356ebeb..92a50484 100644
--- a/src/configtest.php
+++ b/src/configtest.php
@@ -632,7 +632,10 @@ if($useSendmail) {
 
     echo $IND . "sendmail OK<br />\n";
 } else {
-    $stream = fsockopen( ($use_smtp_tls==1?'tls://':'').$smtpServerAddress, $smtpPort,
+    // NB: Using "ssl://" ensures the highest possible TLS version
+    // will be negotiated with the server (whereas "tls://" only
+    // uses TLS version 1.0)
+    $stream = fsockopen( ($use_smtp_tls==1?'ssl://':'').$smtpServerAddress, $smtpPort,
             $errorNumber, $errorString);
     if(!$stream) {
         do_err("Error connecting to SMTP server \"$smtpServerAddress:$smtpPort\".".
@@ -736,7 +739,10 @@ if($useSendmail) {
 echo "Checking IMAP service....<br />\n";
 
 /** Can we open a connection? */
-$stream = fsockopen( ($use_imap_tls==1?'tls://':'').$imapServerAddress, $imapPort,
+// NB: Using "ssl://" ensures the highest possible TLS version
+// will be negotiated with the server (whereas "tls://" only
+// uses TLS version 1.0)
+$stream = fsockopen( ($use_imap_tls==1?'ssl://':'').$imapServerAddress, $imapPort,
         $errorNumber, $errorString);
 if(!$stream) {
     do_err("Error connecting to IMAP server \"$imapServerAddress:$imapPort\".".
-- 
2.25.1