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turn cherry-picked commits into a quilt patch and prepare security upload

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This commit is contained in:
Florian Schlichting 2019-12-12 01:13:03 +08:00
parent 9d12734793
commit 2ab18d802e
9 changed files with 367 additions and 200 deletions
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8
debian/changelog vendored
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@ -1,3 +1,11 @@
davical (1.1.8-1+deb10u1) buster-security; urgency=high
* Fix three cross-site scripting and cross-site request forgery
vulnerabilities in the web administration front-end:
CVE-2019-18345 CVE-2019-18346 CVE-2019-18347 (closes: #946343)
-- Florian Schlichting <fsfs@debian.org> Thu, 12 Dec 2019 01:08:40 +0800
davical (1.1.8-1) unstable; urgency=medium davical (1.1.8-1) unstable; urgency=medium
* New upstream release * New upstream release

357
debian/patches/CVE-2019-18345_183456_183457 vendored Normal file
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@ -0,0 +1,357 @@
From: Florian Schlichting <fsfs@debian.org>
Subject: fix CVE-2019-18345 CVE-2019-18346 CVE-2019-18347
This combines four upstream commits contained in davical 1.1.9.2:
86a8ec530 Added CSRF to the application, Mitigated the XSS vulnerabilities reported by HackDefense
1a917b30e Addressed comments made by @puck42
c8a0ca453 Fix CSRF not being checked in collection-edit.php
e2c6b927c HTTP_REFERER will usually be unset for caldav requests, prevent "Undefined index" warnings
The fix was developed by nielsvangijzen <n.van.gijzen@gmail.com>
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=946343
diff --git a/htdocs/admin.php b/htdocs/admin.php
index b48b8558..3efe4b8a 100644
--- a/htdocs/admin.php
+++ b/htdocs/admin.php
@@ -1,4 +1,5 @@
<?php
+
require_once('./always.php');
require_once('classEditor.php');
require_once('classBrowser.php');
@@ -25,7 +26,12 @@ require_once('interactive-page.php');
$page_elements = array();
$code_file = sprintf( 'ui/%s-%s.php', $component, $action );
if ( ! @include_once( $code_file ) ) {
- $c->messages[] = sprintf('No page found to %s %s%s%s', $action, ($action == 'browse' ? '' : 'a '), $component, ($action == 'browse' ? 's' : ''));
+ $c->messages[] = sprintf(
+ 'No page found to %s %s%s%s',
+ htmlspecialchars($action),
+ ($action == 'browse' ? '' : 'a '), $component,
+ ($action == 'browse' ? 's' : '')
+ );
include('page-header.php');
include('page-footer.php');
@ob_flush(); exit(0);
diff --git a/htdocs/always.php b/htdocs/always.php
index 3e457bee..cd223e7d 100644
--- a/htdocs/always.php
+++ b/htdocs/always.php
@@ -8,6 +8,47 @@
if ( preg_match('{/always.php$}', $_SERVER['SCRIPT_NAME'] ) ) header('Location: index.php');
+// XSS Protection
+function filter_post(&$val, $index) {
+ if(in_array($index, ["newpass1", "newpass2"])) return;
+
+ switch (gettype($val)) {
+ case "string":
+ $val = htmlspecialchars($val);
+ break;
+
+ case "array":
+ array_walk_recursive($val, function(&$v) {
+ if (gettype($v) == "string") {
+ $v = htmlspecialchars($v);
+ }
+ });
+ break;
+ }
+}
+
+function clean_get() {
+ $temp = [];
+
+ foreach($_GET as $key => $value) {
+ // XSS is possible in both key and values
+ $k = htmlspecialchars($key);
+ $v = htmlspecialchars($value);
+ $temp[$k] = $v;
+ }
+
+ return $temp;
+}
+
+// Before anything else is executed we filter all the user input, a lot of code in this project
+// relies on variables that are easily manipulated by the user. These lines and functions filter all those variables.
+if(isset($_POST)) array_walk($_POST, 'filter_post');
+$_GET = clean_get();
+$_SERVER['REQUEST_URI'] = str_replace("&amp;", "&", htmlspecialchars($_SERVER['REQUEST_URI']));
+$_SERVER['HTTP_REFERER'] = htmlspecialchars(@$_SERVER['HTTP_REFERER']);
+
+
+
// Ensure the configuration starts out as an empty object.
$c = (object) array();
$c->script_start_time = microtime(true);
diff --git a/inc/csrf_tokens.php b/inc/csrf_tokens.php
new file mode 100644
index 00000000..9d05ec4e
--- /dev/null
+++ b/inc/csrf_tokens.php
@@ -0,0 +1,119 @@
+<?php
+
+/**
+ * Update the CSRF token
+ */
+function updateCsrf() {
+ if(!sessionExists()) {
+ session_start();
+ }
+
+ $_SESSION['csrf_token'] = generateCsrf();
+}
+
+/**
+ * Check whether a session is currently active
+ * @return bool
+ */
+function sessionExists() {
+ if (version_compare(phpversion(), '5.4.0', '>')) {
+ return session_id() !== '';
+ } else {
+ return session_status() === PHP_SESSION_ACTIVE;
+ }
+}
+
+/**
+ * Generate a CSRF token, it chooses from 3 different functions based on PHP version and modules
+ * @return bool|string
+ */
+function generateCsrf() {
+ if (version_compare(phpversion(), '7.0.0', '>=')) {
+ $random = generateRandom();
+ if($random !== false) return $random;
+ }
+
+ if (function_exists('mcrypt_create_iv')) {
+ return generateMcrypt();
+ }
+
+ return generateOpenssl();
+}
+
+/**
+ * Generate a random string using the PHP built in function random_bytes
+ * @version 7.0.0
+ * @return bool|string
+ */
+function generateRandom() {
+ try {
+ return bin2hex(random_bytes(32));
+ } catch (Exception $e) {
+ return false;
+ }
+}
+
+/**
+ * Generate a random string using MCRYPT
+ * @return string
+ */
+function generateMcrypt() {
+ return bin2hex(mcrypt_create_iv(32, MCRYPT_DEV_URANDOM));
+}
+
+/**
+ * Generate a random string using OpenSSL
+ * @return string
+ */
+function generateOpenssl() {
+ return bin2hex(openssl_random_pseudo_bytes(32));
+}
+
+/**
+ * Checks for session and the existence of a key
+ * after ensuring both are present it returns the
+ * current CSRF token
+ * @return string
+ */
+function getCsrf() {
+ if(!sessionExists()) {
+ session_start();
+ }
+
+ if(!array_key_exists('csrf_token', $_SESSION)) {
+ updateCsrf();
+ }
+
+ return $_SESSION['csrf_token'];
+}
+
+/**
+ * Get a hidden CSRF input field to be used in forms
+ * @return string
+ */
+function getCsrfField() {
+ return sprintf("<input type=\"hidden\" name=\"csrf_token\" value=\"%s\">", getCsrf());
+}
+
+/**
+ * Verify a given CSRF token
+ * @param $csrf_token
+ * @return bool
+ */
+function verifyCsrf($csrf_token) {
+ $current_csrf = getCsrf();
+ // Prefer hash_equals over === because the latter is vulnerable to timing attacks
+ if(function_exists('hash_equals')) {
+ return hash_equals($current_csrf, $csrf_token);
+ }
+
+ return $current_csrf === $csrf_token;
+}
+
+/**
+ * Uses the global $_POST variable to check if the CSRF token is valid
+ * @return bool
+ */
+function verifyCsrfPost() {
+ return (isset($_POST['csrf_token']) && verifyCsrf($_POST['csrf_token']));
+}
\ No newline at end of file
diff --git a/inc/interactive-page.php b/inc/interactive-page.php
index 86c88898..c0e87389 100644
--- a/inc/interactive-page.php
+++ b/inc/interactive-page.php
@@ -20,6 +20,9 @@ if ( isset($_SERVER['SCRIPT_NAME']) ) {
if ( $wiki_help == 'admin' ) {
$wiki_help .= '/' . $_GET['t'] . '/' . $_GET['action'];
}
+
+ $wiki_help = htmlspecialchars($wiki_help);
+
$wiki_help = 'w/Help/'.$wiki_help;
}
diff --git a/inc/ui/collection-edit.php b/inc/ui/collection-edit.php
index 4fa778c9..81bffb0b 100644
--- a/inc/ui/collection-edit.php
+++ b/inc/ui/collection-edit.php
@@ -1,4 +1,5 @@
<?php
+require_once("csrf_tokens.php");
// Editor component for collections
$editor = new Editor(translate('Collection'), 'collection');
@@ -65,6 +66,12 @@ if ( isset($privsql) ) {
$can_write_collection = ($session->AllowedTo('Admin') || (bindec($permissions->priv) & privilege_to_bits('DAV::bind')) );
}
+// Verify CSRF token
+if($_SERVER['REQUEST_METHOD'] === "POST" && !verifyCsrfPost()) {
+ $c->messages[] = i18n("A valid CSRF token must be provided");
+ $can_write_collection = false;
+}
+
dbg_error_log('collection-edit', "Can write collection: %s", ($can_write_collection? 'yes' : 'no') );
$pwstars = '@@@@@@@@@@';
@@ -273,6 +280,7 @@ EOPRIV;
$submit_row = '';
}
+$csrf_field = getCsrfField();
$id = $editor->Value('collection_id');
$template = <<<EOTEMPLATE
##form##
@@ -384,6 +392,7 @@ label.privilege {
<tr> <th class="right">$prompt_description:</th> <td class="left">##description.textarea.78x6##</td> </tr>
$submit_row
</table>
+$csrf_field
</form>
<script language="javascript">
toggle_enabled('fld_is_calendar','=fld_timezone','=fld_schedule_transp','!fld_is_addressbook');
@@ -453,9 +462,11 @@ if ( $editor->Available() ) {
$orig_to_id = $row_data->to_principal;
$form_id = $grantrow->Id();
$form_url = preg_replace( '#&(edit|delete)_grant=\d+#', '', $_SERVER['REQUEST_URI'] );
+ $csrf_field = getCsrfField();
$template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
+ $csrf_field
<td class="left" colspan="2"><input type="hidden" name="id" value="$id"><input type="hidden" name="orig_to_id" value="$orig_to_id">##to_principal.select##</td>
<td class="left" colspan="2">
<input type="button" value="$btn_all" class="submit" title="$btn_all_title" onclick="toggle_privileges('grant_privileges', 'all', 'form_$form_id');">
diff --git a/inc/ui/principal-edit.php b/inc/ui/principal-edit.php
index 2e37cd59..6646b7c2 100644
--- a/inc/ui/principal-edit.php
+++ b/inc/ui/principal-edit.php
@@ -1,4 +1,5 @@
<?php
+require_once("csrf_tokens.php");
param_to_global('id', 'int', 'old_id', 'principal_id' );
@@ -181,6 +182,13 @@ function principal_editor() {
$editor->AddAttribute( 'email', 'title', translate("The email address identifies principals when processing invitations and freebusy lookups. It should be set to a unique value.") );
$editor->SetWhere( 'principal_id='.$id );
+ if($_SERVER['REQUEST_METHOD'] === "POST" && !verifyCsrfPost()) {
+ $c->messages[] = i18n("A valid CSRF token must be provided");
+ $can_write_principal = false;
+ }
+
+ $csrf_field = getCsrfField();
+
$editor->AddField('is_admin', 'EXISTS( SELECT 1 FROM role_member WHERE role_no = 1 AND role_member.user_no = dav_principal.user_no )' );
$editor->AddAttribute('is_admin', 'title', translate('An "Administrator" user has full rights to the whole DAViCal System'));
@@ -396,6 +404,7 @@ label.privilege {
<tr> <th class="right" style="white-space:normal;">$prompt_privileges:</th><td class="left">$privs_html</td> </tr>
$submit_row
</table>
+ $csrf_field
</form>
EOTEMPLATE;
@@ -545,9 +554,11 @@ function edit_group_row( $row_data ) {
global $id, $grouprow;
$form_url = preg_replace( '#&(edit|delete)_group=\d+#', '', $_SERVER['REQUEST_URI'] );
+ $csrf_field = getCsrfField();
$template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="add_group" action="$form_url">
+ $csrf_field
<td class="left"><input type="hidden" name="id" value="$id"></td>
<td class="left" colspan="3">##member_id.select## &nbsp; ##Add.submit##</td>
<td class="center"></td>
@@ -660,8 +671,11 @@ function edit_grant_row_principal( $row_data ) {
$form_id = $grantrow->Id();
$form_url = preg_replace( '#&(edit|delete)_grant=\d+#', '', $_SERVER['REQUEST_URI'] );
+ $csrf_field = getCsrfField();
+
$template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
+ $csrf_field
<td class="left" colspan="2"><input type="hidden" name="id" value="$id"><input type="hidden" name="orig_to_id" value="$orig_to_id">##to_principal.select##</td>
<td class="left" colspan="2">$privs_html</td>
<td class="center">##submit##</td>
@@ -788,9 +802,11 @@ function edit_ticket_row( $row_data ) {
$form_id = $ticketrow->Id();
$ticket_id = $row_data->ticket_id;
$form_url = preg_replace( '#&(edit|delete)_[a-z]+=\d+#', '', $_SERVER['REQUEST_URI'] );
+ $csrf_field = getCsrfField();
$template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
+ $csrf_field
<td class="left">$ticket_id<input type="hidden" name="id" value="$id"><input type="hidden" name="ticket_id" value="$ticket_id"></td>
<td class="left"><input type="text" name="target" value="$row_data->target"></td>
<td class="left"><input type="text" name="expires" value="$row_data->expires" size="10"></td>
@@ -1011,8 +1027,11 @@ function edit_binding_row( $row_data ) {
$source_title = translate('Path to collection you wish to bind, like /user1/calendar/ or https://cal.example.com/user2/cal/');
$access_title = translate('optional');
+ $csrf_field = getCsrfField();
+
$template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
+ $csrf_field
<td class="left">&nbsp;<input type="hidden" name="id" value="$id"></td>
<td class="left"><input type="text" name="dav_name" value="$row_data->dav_name" size="25"></td>
<td class="left"><input type="text" name="dav_displayname" size="20"></td>

1
debian/patches/series vendored Normal file
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@ -0,0 +1 @@
CVE-2019-18345_183456_183457

8
htdocs/admin.php
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@ -1,5 +1,4 @@
<?php <?php
require_once('./always.php'); require_once('./always.php');
require_once('classEditor.php'); require_once('classEditor.php');
require_once('classBrowser.php'); require_once('classBrowser.php');
@ -26,12 +25,7 @@ require_once('interactive-page.php');
$page_elements = array(); $page_elements = array();
$code_file = sprintf( 'ui/%s-%s.php', $component, $action ); $code_file = sprintf( 'ui/%s-%s.php', $component, $action );
if ( ! @include_once( $code_file ) ) { if ( ! @include_once( $code_file ) ) {
$c->messages[] = sprintf( $c->messages[] = sprintf('No page found to %s %s%s%s', $action, ($action == 'browse' ? '' : 'a '), $component, ($action == 'browse' ? 's' : ''));
'No page found to %s %s%s%s',
htmlspecialchars($action),
($action == 'browse' ? '' : 'a '), $component,
($action == 'browse' ? 's' : '')
);
include('page-header.php'); include('page-header.php');
include('page-footer.php'); include('page-footer.php');
@ob_flush(); exit(0); @ob_flush(); exit(0);

41
htdocs/always.php
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@ -8,47 +8,6 @@
if ( preg_match('{/always.php$}', $_SERVER['SCRIPT_NAME'] ) ) header('Location: index.php'); if ( preg_match('{/always.php$}', $_SERVER['SCRIPT_NAME'] ) ) header('Location: index.php');
// XSS Protection
function filter_post(&$val, $index) {
if(in_array($index, ["newpass1", "newpass2"])) return;
switch (gettype($val)) {
case "string":
$val = htmlspecialchars($val);
break;
case "array":
array_walk_recursive($val, function(&$v) {
if (gettype($v) == "string") {
$v = htmlspecialchars($v);
}
});
break;
}
}
function clean_get() {
$temp = [];
foreach($_GET as $key => $value) {
// XSS is possible in both key and values
$k = htmlspecialchars($key);
$v = htmlspecialchars($value);
$temp[$k] = $v;
}
return $temp;
}
// Before anything else is executed we filter all the user input, a lot of code in this project
// relies on variables that are easily manipulated by the user. These lines and functions filter all those variables.
if(isset($_POST)) array_walk($_POST, 'filter_post');
$_GET = clean_get();
$_SERVER['REQUEST_URI'] = str_replace("&amp;", "&", htmlspecialchars($_SERVER['REQUEST_URI']));
$_SERVER['HTTP_REFERER'] = htmlspecialchars(@$_SERVER['HTTP_REFERER']);
// Ensure the configuration starts out as an empty object. // Ensure the configuration starts out as an empty object.
$c = (object) array(); $c = (object) array();
$c->script_start_time = microtime(true); $c->script_start_time = microtime(true);

119
inc/csrf_tokens.php
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@ -1,119 +0,0 @@
<?php
/**
* Update the CSRF token
*/
function updateCsrf() {
if(!sessionExists()) {
session_start();
}
$_SESSION['csrf_token'] = generateCsrf();
}
/**
* Check whether a session is currently active
* @return bool
*/
function sessionExists() {
if (version_compare(phpversion(), '5.4.0', '>')) {
return session_id() !== '';
} else {
return session_status() === PHP_SESSION_ACTIVE;
}
}
/**
* Generate a CSRF token, it chooses from 3 different functions based on PHP version and modules
* @return bool|string
*/
function generateCsrf() {
if (version_compare(phpversion(), '7.0.0', '>=')) {
$random = generateRandom();
if($random !== false) return $random;
}
if (function_exists('mcrypt_create_iv')) {
return generateMcrypt();
}
return generateOpenssl();
}
/**
* Generate a random string using the PHP built in function random_bytes
* @version 7.0.0
* @return bool|string
*/
function generateRandom() {
try {
return bin2hex(random_bytes(32));
} catch (Exception $e) {
return false;
}
}
/**
* Generate a random string using MCRYPT
* @return string
*/
function generateMcrypt() {
return bin2hex(mcrypt_create_iv(32, MCRYPT_DEV_URANDOM));
}
/**
* Generate a random string using OpenSSL
* @return string
*/
function generateOpenssl() {
return bin2hex(openssl_random_pseudo_bytes(32));
}
/**
* Checks for session and the existence of a key
* after ensuring both are present it returns the
* current CSRF token
* @return string
*/
function getCsrf() {
if(!sessionExists()) {
session_start();
}
if(!array_key_exists('csrf_token', $_SESSION)) {
updateCsrf();
}
return $_SESSION['csrf_token'];
}
/**
* Get a hidden CSRF input field to be used in forms
* @return string
*/
function getCsrfField() {
return sprintf("<input type=\"hidden\" name=\"csrf_token\" value=\"%s\">", getCsrf());
}
/**
* Verify a given CSRF token
* @param $csrf_token
* @return bool
*/
function verifyCsrf($csrf_token) {
$current_csrf = getCsrf();
// Prefer hash_equals over === because the latter is vulnerable to timing attacks
if(function_exists('hash_equals')) {
return hash_equals($current_csrf, $csrf_token);
}
return $current_csrf === $csrf_token;
}
/**
* Uses the global $_POST variable to check if the CSRF token is valid
* @return bool
*/
function verifyCsrfPost() {
return (isset($_POST['csrf_token']) && verifyCsrf($_POST['csrf_token']));
}

3
inc/interactive-page.php
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@ -20,9 +20,6 @@ if ( isset($_SERVER['SCRIPT_NAME']) ) {
if ( $wiki_help == 'admin' ) { if ( $wiki_help == 'admin' ) {
$wiki_help .= '/' . $_GET['t'] . '/' . $_GET['action']; $wiki_help .= '/' . $_GET['t'] . '/' . $_GET['action'];
} }
$wiki_help = htmlspecialchars($wiki_help);
$wiki_help = 'w/Help/'.$wiki_help; $wiki_help = 'w/Help/'.$wiki_help;
} }

11
inc/ui/collection-edit.php
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@ -1,5 +1,4 @@
<?php <?php
require_once("csrf_tokens.php");
// Editor component for collections // Editor component for collections
$editor = new Editor(translate('Collection'), 'collection'); $editor = new Editor(translate('Collection'), 'collection');
@ -66,12 +65,6 @@ if ( isset($privsql) ) {
$can_write_collection = ($session->AllowedTo('Admin') || (bindec($permissions->priv) & privilege_to_bits('DAV::bind')) ); $can_write_collection = ($session->AllowedTo('Admin') || (bindec($permissions->priv) & privilege_to_bits('DAV::bind')) );
} }
// Verify CSRF token
if($_SERVER['REQUEST_METHOD'] === "POST" && !verifyCsrfPost()) {
$c->messages[] = i18n("A valid CSRF token must be provided");
$can_write_collection = false;
}
dbg_error_log('collection-edit', "Can write collection: %s", ($can_write_collection? 'yes' : 'no') ); dbg_error_log('collection-edit', "Can write collection: %s", ($can_write_collection? 'yes' : 'no') );
$pwstars = '@@@@@@@@@@'; $pwstars = '@@@@@@@@@@';
@ -280,7 +273,6 @@ EOPRIV;
$submit_row = ''; $submit_row = '';
} }
$csrf_field = getCsrfField();
$id = $editor->Value('collection_id'); $id = $editor->Value('collection_id');
$template = <<<EOTEMPLATE $template = <<<EOTEMPLATE
##form## ##form##
@ -392,7 +384,6 @@ label.privilege {
<tr> <th class="right">$prompt_description:</th> <td class="left">##description.textarea.78x6##</td> </tr> <tr> <th class="right">$prompt_description:</th> <td class="left">##description.textarea.78x6##</td> </tr>
$submit_row $submit_row
</table> </table>
$csrf_field
</form> </form>
<script language="javascript"> <script language="javascript">
toggle_enabled('fld_is_calendar','=fld_timezone','=fld_schedule_transp','!fld_is_addressbook'); toggle_enabled('fld_is_calendar','=fld_timezone','=fld_schedule_transp','!fld_is_addressbook');
@ -462,11 +453,9 @@ if ( $editor->Available() ) {
$orig_to_id = $row_data->to_principal; $orig_to_id = $row_data->to_principal;
$form_id = $grantrow->Id(); $form_id = $grantrow->Id();
$form_url = preg_replace( '#&(edit|delete)_grant=\d+#', '', $_SERVER['REQUEST_URI'] ); $form_url = preg_replace( '#&(edit|delete)_grant=\d+#', '', $_SERVER['REQUEST_URI'] );
$csrf_field = getCsrfField();
$template = <<<EOTEMPLATE $template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url"> <form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
$csrf_field
<td class="left" colspan="2"><input type="hidden" name="id" value="$id"><input type="hidden" name="orig_to_id" value="$orig_to_id">##to_principal.select##</td> <td class="left" colspan="2"><input type="hidden" name="id" value="$id"><input type="hidden" name="orig_to_id" value="$orig_to_id">##to_principal.select##</td>
<td class="left" colspan="2"> <td class="left" colspan="2">
<input type="button" value="$btn_all" class="submit" title="$btn_all_title" onclick="toggle_privileges('grant_privileges', 'all', 'form_$form_id');"> <input type="button" value="$btn_all" class="submit" title="$btn_all_title" onclick="toggle_privileges('grant_privileges', 'all', 'form_$form_id');">

19
inc/ui/principal-edit.php
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@ -1,5 +1,4 @@
<?php <?php
require_once("csrf_tokens.php");
param_to_global('id', 'int', 'old_id', 'principal_id' ); param_to_global('id', 'int', 'old_id', 'principal_id' );
@ -182,13 +181,6 @@ function principal_editor() {
$editor->AddAttribute( 'email', 'title', translate("The email address identifies principals when processing invitations and freebusy lookups. It should be set to a unique value.") ); $editor->AddAttribute( 'email', 'title', translate("The email address identifies principals when processing invitations and freebusy lookups. It should be set to a unique value.") );
$editor->SetWhere( 'principal_id='.$id ); $editor->SetWhere( 'principal_id='.$id );
if($_SERVER['REQUEST_METHOD'] === "POST" && !verifyCsrfPost()) {
$c->messages[] = i18n("A valid CSRF token must be provided");
$can_write_principal = false;
}
$csrf_field = getCsrfField();
$editor->AddField('is_admin', 'EXISTS( SELECT 1 FROM role_member WHERE role_no = 1 AND role_member.user_no = dav_principal.user_no )' ); $editor->AddField('is_admin', 'EXISTS( SELECT 1 FROM role_member WHERE role_no = 1 AND role_member.user_no = dav_principal.user_no )' );
$editor->AddAttribute('is_admin', 'title', translate('An "Administrator" user has full rights to the whole DAViCal System')); $editor->AddAttribute('is_admin', 'title', translate('An "Administrator" user has full rights to the whole DAViCal System'));
@ -404,7 +396,6 @@ label.privilege {
<tr> <th class="right" style="white-space:normal;">$prompt_privileges:</th><td class="left">$privs_html</td> </tr> <tr> <th class="right" style="white-space:normal;">$prompt_privileges:</th><td class="left">$privs_html</td> </tr>
$submit_row $submit_row
</table> </table>
$csrf_field
</form> </form>
EOTEMPLATE; EOTEMPLATE;
@ -554,11 +545,9 @@ function edit_group_row( $row_data ) {
global $id, $grouprow; global $id, $grouprow;
$form_url = preg_replace( '#&(edit|delete)_group=\d+#', '', $_SERVER['REQUEST_URI'] ); $form_url = preg_replace( '#&(edit|delete)_group=\d+#', '', $_SERVER['REQUEST_URI'] );
$csrf_field = getCsrfField();
$template = <<<EOTEMPLATE $template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="add_group" action="$form_url"> <form method="POST" enctype="multipart/form-data" id="add_group" action="$form_url">
$csrf_field
<td class="left"><input type="hidden" name="id" value="$id"></td> <td class="left"><input type="hidden" name="id" value="$id"></td>
<td class="left" colspan="3">##member_id.select## &nbsp; ##Add.submit##</td> <td class="left" colspan="3">##member_id.select## &nbsp; ##Add.submit##</td>
<td class="center"></td> <td class="center"></td>
@ -671,11 +660,8 @@ function edit_grant_row_principal( $row_data ) {
$form_id = $grantrow->Id(); $form_id = $grantrow->Id();
$form_url = preg_replace( '#&(edit|delete)_grant=\d+#', '', $_SERVER['REQUEST_URI'] ); $form_url = preg_replace( '#&(edit|delete)_grant=\d+#', '', $_SERVER['REQUEST_URI'] );
$csrf_field = getCsrfField();
$template = <<<EOTEMPLATE $template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url"> <form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
$csrf_field
<td class="left" colspan="2"><input type="hidden" name="id" value="$id"><input type="hidden" name="orig_to_id" value="$orig_to_id">##to_principal.select##</td> <td class="left" colspan="2"><input type="hidden" name="id" value="$id"><input type="hidden" name="orig_to_id" value="$orig_to_id">##to_principal.select##</td>
<td class="left" colspan="2">$privs_html</td> <td class="left" colspan="2">$privs_html</td>
<td class="center">##submit##</td> <td class="center">##submit##</td>
@ -802,11 +788,9 @@ function edit_ticket_row( $row_data ) {
$form_id = $ticketrow->Id(); $form_id = $ticketrow->Id();
$ticket_id = $row_data->ticket_id; $ticket_id = $row_data->ticket_id;
$form_url = preg_replace( '#&(edit|delete)_[a-z]+=\d+#', '', $_SERVER['REQUEST_URI'] ); $form_url = preg_replace( '#&(edit|delete)_[a-z]+=\d+#', '', $_SERVER['REQUEST_URI'] );
$csrf_field = getCsrfField();
$template = <<<EOTEMPLATE $template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url"> <form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
$csrf_field
<td class="left">$ticket_id<input type="hidden" name="id" value="$id"><input type="hidden" name="ticket_id" value="$ticket_id"></td> <td class="left">$ticket_id<input type="hidden" name="id" value="$id"><input type="hidden" name="ticket_id" value="$ticket_id"></td>
<td class="left"><input type="text" name="target" value="$row_data->target"></td> <td class="left"><input type="text" name="target" value="$row_data->target"></td>
<td class="left"><input type="text" name="expires" value="$row_data->expires" size="10"></td> <td class="left"><input type="text" name="expires" value="$row_data->expires" size="10"></td>
@ -1027,11 +1011,8 @@ function edit_binding_row( $row_data ) {
$source_title = translate('Path to collection you wish to bind, like /user1/calendar/ or https://cal.example.com/user2/cal/'); $source_title = translate('Path to collection you wish to bind, like /user1/calendar/ or https://cal.example.com/user2/cal/');
$access_title = translate('optional'); $access_title = translate('optional');
$csrf_field = getCsrfField();
$template = <<<EOTEMPLATE $template = <<<EOTEMPLATE
<form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url"> <form method="POST" enctype="multipart/form-data" id="form_$form_id" action="$form_url">
$csrf_field
<td class="left">&nbsp;<input type="hidden" name="id" value="$id"></td> <td class="left">&nbsp;<input type="hidden" name="id" value="$id"></td>
<td class="left"><input type="text" name="dav_name" value="$row_data->dav_name" size="25"></td> <td class="left"><input type="text" name="dav_name" value="$row_data->dav_name" size="25"></td>
<td class="left"><input type="text" name="dav_displayname" size="20"></td> <td class="left"><input type="text" name="dav_displayname" size="20"></td>