The !SSLv2 option for Dovecot 2.2 has been removed

Till Brehm · Till Brehm · commit ee4cb61d399a · 2017-06-20T11:26:02.000+02:00
diff --git a/install/dist/lib/debian60.lib.php b/install/dist/lib/debian60.lib.php
@@ -109,6 +109,10 @@ public function configure_dovecot()
 			if(version_compare($dovecot_version,2.1) < 0) {
 				removeLine($config_dir.'/'.$configfile, 'ssl_protocols =');
 			}
+			if(version_compare($dovecot_version,2.2) >= 0) {
+				// Dovecot > 2.2 does not recognize !SSLv2 anymore on Debian 9
+				replaceLine($config_dir.'/'.$configfile, 'ssl_protocols = !SSLv2 !SSLv3', 'ssl_protocols = !SSLv3', 1, 0);
+			}
 		} else {
 			if(is_file($conf['ispconfig_install_dir'].'/server/conf-custom/install/debian6_dovecot.conf.master')) {
 				copy($conf['ispconfig_install_dir'].'/server/conf-custom/install/debian6_dovecot.conf.master', $config_dir.'/'.$configfile);
diff --git a/install/lib/installer_base.lib.php b/install/lib/installer_base.lib.php
@@ -1270,6 +1270,10 @@ public function configure_dovecot() {
 			if(version_compare($dovecot_version, 2.1, '<')) {
 				removeLine($config_dir.'/'.$configfile, 'ssl_protocols =');
 			}
+			if(version_compare($dovecot_version,2.2) >= 0) {
+				// Dovecot > 2.2 does not recognize !SSLv2 anymore on Debian 9
+				replaceLine($config_dir.'/'.$configfile, 'ssl_protocols = !SSLv2 !SSLv3', 'ssl_protocols = !SSLv3', 1, 0);
+			}
 		}
 
 		//* dovecot-lmtpd

Original file line number	Diff line number	Diff line change
`@@ -1270,6 +1270,10 @@ public function configure_dovecot() {`
`1270`	`1270`	`if(version_compare($dovecot_version, 2.1, '<')) {`
`1271`	`1271`	`removeLine($config_dir.'/'.$configfile, 'ssl_protocols =');`
`1272`	`1272`	`}`
	`1273`	`+ if(version_compare($dovecot_version,2.2) >= 0) {`
	`1274`	`+ // Dovecot > 2.2 does not recognize !SSLv2 anymore on Debian 9`
	`1275`	`+ replaceLine($config_dir.'/'.$configfile, 'ssl_protocols = !SSLv2 !SSLv3', 'ssl_protocols = !SSLv3', 1, 0);`
	`1276`	`+ }`
`1273`	`1277`	`}`
`1274`	`1278`
`1275`	`1279`	`//* dovecot-lmtpd`