From 9626e7f6fc36aea32f2ed2eb0aec915264bdbd8c Mon Sep 17 00:00:00 2001
From: Jan Dittberner <jandd@cacert.org>
Date: Sun, 5 May 2024 21:32:20 +0200
Subject: [PATCH] Fix initial index for email SAN lookup

---
 includes/lib/general.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/includes/lib/general.php b/includes/lib/general.php
index cb5f257..e7e54db 100644
--- a/includes/lib/general.php
+++ b/includes/lib/general.php
@@ -30,7 +30,7 @@ function get_email_addresses_from_client_cert() {
 
 	// try SAN email addresses first
 	$envNameBase = "SSL_CLIENT_SAN_Email";
-	for ($i = 1; $i <= $maxAddresses; $i++) {
+	for ($i = 0; $i <= $maxAddresses; $i++) {
 		$envName = sprintf("%s_%d", $envNameBase, $i);
 		if (!array_key_exists($envName, $_SERVER)) {
 			break;