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-rw-r--r--program/steps/mail/compose.inc16
-rw-r--r--program/steps/mail/func.inc32
-rw-r--r--program/steps/mail/get.inc10
-rw-r--r--program/steps/settings/edit_identity.inc3
-rw-r--r--program/steps/settings/func.inc2
-rw-r--r--program/steps/settings/save_identity.inc46
6 files changed, 80 insertions, 29 deletions
diff --git a/program/steps/mail/compose.inc b/program/steps/mail/compose.inc
index 2330bc040..af84619f2 100644
--- a/program/steps/mail/compose.inc
+++ b/program/steps/mail/compose.inc
@@ -207,7 +207,10 @@ if (!empty($msg_uid) && empty($COMPOSE['as_attachment']))
if (!empty($MESSAGE->headers->charset))
$RCMAIL->storage->set_charset($MESSAGE->headers->charset);
- if ($compose_mode == RCUBE_COMPOSE_REPLY) {
+ if (!$MESSAGE->headers) {
+ // error
+ }
+ else if ($compose_mode == RCUBE_COMPOSE_REPLY) {
$COMPOSE['reply_uid'] = $msg_uid;
$COMPOSE['reply_msgid'] = $MESSAGE->headers->messageID;
$COMPOSE['references'] = trim($MESSAGE->headers->references . " " . $MESSAGE->headers->messageID);
@@ -1000,10 +1003,19 @@ function rcmail_create_draft_body($body, $bodyIsHtml)
&& count($MESSAGE->mime_parts) > 0)
{
$cid_map = rcmail_write_compose_attachments($MESSAGE, $bodyIsHtml);
+ }
+
+ // clean up HTML tags - XSS prevention (#1489251)
+ if ($bodyIsHtml) {
+ $body = rcmail_wash_html($body, array('safe' => 1), $cid_map);
+
+ // remove comments (produced by washtml)
+ $body = preg_replace('/<!--[^>]+-->/', '', $body);
// replace cid with href in inline images links
- if ($cid_map)
+ if (!empty($cid_map)) {
$body = str_replace(array_keys($cid_map), array_values($cid_map), $body);
+ }
}
return $body;
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index a41e3ffeb..e14d25ee3 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -1783,8 +1783,14 @@ function rcmail_identity_select($MESSAGE, $identities = null, $compose_mode = 'r
// Try Return-Path
if ($from_idx === null && ($return_path = $MESSAGE->headers->others['return-path'])) {
foreach ($identities as $idx => $ident) {
+ // Return-Path header contains an email address, but on some mailing list
+ // it can be e.g. <pear-dev-return-55250-local=domain.tld@lists.php.net>
+ // where local@domain.tld is the address we're looking for (#1489241)
+ $ident1 = $ident['email_ascii'];
+ $ident2 = str_replace('@', '=', $ident1);
+
foreach ((array)$return_path as $path) {
- if (stripos($path, $ident['email_ascii']) !== false) {
+ if (stripos($path, $ident1) !== false || stripos($path, $ident2)) {
$from_idx = $idx;
break 2;
}
@@ -1792,27 +1798,13 @@ function rcmail_identity_select($MESSAGE, $identities = null, $compose_mode = 'r
}
}
- // Fallback using Delivered-To
- if ($from_idx === null && ($delivered_to = $MESSAGE->headers->others['delivered-to'])) {
- foreach ($identities as $idx => $ident) {
- if (in_array($ident['email_ascii'], (array)$delivered_to)) {
- $from_idx = $idx;
- break;
- }
- }
- }
+ // See identity_select plugin for example usage of this hook
+ $plugin = rcmail::get_instance()->plugins->exec_hook('identity_select',
+ array('message' => $MESSAGE, 'identities' => $identities, 'selected' => $from_idx));
- // Fallback using Envelope-To
- if ($from_idx === null && ($envelope_to = $MESSAGE->headers->others['envelope-to'])) {
- foreach ($identities as $idx => $ident) {
- if (in_array($ident['email_ascii'], (array)$envelope_to)) {
- $from_idx = $idx;
- break;
- }
- }
- }
+ $selected = $plugin['selected'];
- return $identities[$from_idx !== null ? $from_idx : $default_identity];
+ return $identities[$selected !== null ? $selected : $default_identity];
}
// Fixes some content-type names
diff --git a/program/steps/mail/get.inc b/program/steps/mail/get.inc
index a27e788a3..e0c4e2911 100644
--- a/program/steps/mail/get.inc
+++ b/program/steps/mail/get.inc
@@ -134,7 +134,7 @@ else if (strlen($part_id)) {
$valid = $file_extension && in_array($file_extension, (array)$extensions) || !empty($_REQUEST['_mimeclass']);
// 2. detect the real mimetype of the attachment part and compare it with the stated mimetype and filename extension
- if ($valid || !$file_extension || $mimetype == 'application/octet-stream' || $mimetype == 'text/plain') {
+ if ($valid || !$file_extension || $mimetype == 'application/octet-stream' || stripos($mimetype, 'text/') === 0) {
if ($part->body) // part body is already loaded
$body = $part->body;
else if ($part->size && $part->size < 1024*1024) // load the entire part if it's small enough
@@ -189,8 +189,8 @@ else if (strlen($part_id)) {
rcube_label(array(
'name' => 'attachmentvalidationerror',
'vars' => array(
- 'expected' => $mimetype . ($file_extension ? "(.$file_extension)" : ''),
- 'detected' => $real_mimetype . ($extensions[0] ? "(.$extensions[0])" : ''),
+ 'expected' => $mimetype . ($file_extension ? " (.$file_extension)" : ''),
+ 'detected' => $real_mimetype . ($extensions[0] ? " (.$extensions[0])" : ''),
)
)) .
html::p(array('class' => 'rcmail-inline-buttons'),
@@ -233,7 +233,6 @@ else if (strlen($part_id)) {
header("Content-Transfer-Encoding: binary");
}
-
// deliver part content
if ($ctype_primary == 'text' && $ctype_secondary == 'html' && empty($plugin['download'])) {
// Check if we have enough memory to handle the message in it
@@ -358,7 +357,8 @@ else if (strlen($part_id)) {
header("Content-Length: $size");
}
- $sent = $RCMAIL->storage->get_message_part($MESSAGE->uid, $part->mime_id, $part, true);
+ // 8th argument disables re-formatting of text/* parts (#1489267)
+ $sent = $RCMAIL->storage->get_message_part($MESSAGE->uid, $part->mime_id, $part, true, null, false, 0, false);
}
}
diff --git a/program/steps/settings/edit_identity.inc b/program/steps/settings/edit_identity.inc
index d70a7aef7..edd4ba60d 100644
--- a/program/steps/settings/edit_identity.inc
+++ b/program/steps/settings/edit_identity.inc
@@ -77,7 +77,7 @@ function rcube_identity_form($attrib)
'signature' => array(
'name' => rcube_label('signature'),
'content' => array(
- 'signature' => array('type' => 'textarea', 'size' => $t_cols, 'rows' => $t_rows,
+ 'signature' => array('type' => 'textarea', 'size' => $t_cols, 'rows' => $t_rows,
'spellcheck' => true),
'html_signature' => array('type' => 'checkbox', 'label' => rcube_label('htmlsignature'),
'onclick' => 'return rcmail_toggle_editor(this, \'rcmfd_signature\');'),
@@ -138,6 +138,7 @@ function rcube_identity_form($attrib)
$label = !empty($colprop['label']) ? $colprop['label'] :
rcube_label(str_replace('-', '', $col));
+
$value = !empty($colprop['value']) ? $colprop['value'] :
rcmail_get_edit_field($col, $IDENTITY_RECORD[$col], $colprop, $colprop['type']);
diff --git a/program/steps/settings/func.inc b/program/steps/settings/func.inc
index dbc9b3ce2..f6ea79ec6 100644
--- a/program/steps/settings/func.inc
+++ b/program/steps/settings/func.inc
@@ -546,7 +546,7 @@ function rcmail_user_prefs($current = null)
$blocks['main']['options']['default_charset'] = array(
'title' => html::label($field_id, Q(rcube_label('defaultcharset'))),
'content' => $RCMAIL->output->charset_selector(array(
- 'name' => '_default_charset', 'selected' => $config['default_charset']
+ 'id' => $field_id, 'name' => '_default_charset', 'selected' => $config['default_charset']
)));
}
diff --git a/program/steps/settings/save_identity.inc b/program/steps/settings/save_identity.inc
index 34d8be268..d3b132f8b 100644
--- a/program/steps/settings/save_identity.inc
+++ b/program/steps/settings/save_identity.inc
@@ -76,6 +76,15 @@ foreach ($email_checks as $email) {
}
}
+// XSS protection in HTML signature (#1489251)
+if (!empty($save_data['signature']) && !empty($save_data['html_signature'])) {
+ $save_data['signature'] = rcmail_wash_html($save_data['signature']);
+
+ // clear POST data of signature, we want to use safe content
+ // when the form is displayed again
+ unset($_POST['_signature']);
+}
+
// update an existing contact
if ($_POST['_iid']) {
$iid = get_input_value('_iid', RCUBE_INPUT_POST);
@@ -167,3 +176,40 @@ if (!empty($_REQUEST['_framed'])) {
}
else
rcmail_overwrite_action('identities');
+
+
+/**
+ * Sanity checks/cleanups on HTML body of signature
+ */
+function rcmail_wash_html($html)
+{
+ // Add header with charset spec., washtml cannot work without that
+ $html = '<html><head>'
+ . '<meta http-equiv="Content-Type" content="text/html; charset='.RCMAIL_CHARSET.'" />'
+ . '</head><body>' . $html . '</body></html>';
+
+ // clean HTML with washhtml by Frederic Motte
+ $wash_opts = array(
+ 'show_washed' => false,
+ 'allow_remote' => 1,
+ 'charset' => RCMAIL_CHARSET,
+ 'html_elements' => array('body', 'link'),
+ 'html_attribs' => array('rel', 'type'),
+ );
+
+ // initialize HTML washer
+ $washer = new rcube_washtml($wash_opts);
+
+ //$washer->add_callback('form', 'rcmail_washtml_callback');
+ //$washer->add_callback('style', 'rcmail_washtml_callback');
+
+ // Remove non-UTF8 characters (#1487813)
+ $html = rc_utf8_clean($html);
+
+ $html = $washer->wash($html);
+
+ // remove unwanted comments and tags (produced by washtml)
+ $html = preg_replace(array('/<!--[^>]+-->/', '/<\/?body>/'), '', $html);
+
+ return $html;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-01 21:52:55 +0000