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-rw-r--r--application/config/config.php2
-rw-r--r--readme.md1
-rwxr-xr-xsystem/core/Security.php26
-rw-r--r--user_guide/changelog.html3
-rw-r--r--user_guide/libraries/security.html3
5 files changed, 28 insertions, 7 deletions
diff --git a/application/config/config.php b/application/config/config.php
index 7554f994a..880393c29 100644
--- a/application/config/config.php
+++ b/application/config/config.php
@@ -296,11 +296,13 @@ $config['global_xss_filtering'] = FALSE;
| 'csrf_token_name' = The token name
| 'csrf_cookie_name' = The cookie name
| 'csrf_expire' = The number in seconds the token should expire.
+| 'csrf_exclude_uris' = Array of URIs which ignore CSRF checks
*/
$config['csrf_protection'] = FALSE;
$config['csrf_token_name'] = 'csrf_test_name';
$config['csrf_cookie_name'] = 'csrf_cookie_name';
$config['csrf_expire'] = 7200;
+$config['csrf_exclude_uris'] = array();
/*
|--------------------------------------------------------------------------
diff --git a/readme.md b/readme.md
index dfcf856f2..be807dbea 100644
--- a/readme.md
+++ b/readme.md
@@ -6,5 +6,6 @@ CodeIgniter is an Application Development Framework - a toolkit - for people who
* [User Guide](http://codeigniter.com/user_guide/)
* [Community Forums](http://codeigniter.com/forums/)
+ * [User Voice](http://codeigniter.uservoice.com/forums/40508-codeigniter-reactor)
* [Community Wiki](http://codeigniter.com/wiki/)
* [Community IRC](http://webchat.freenode.net/?channels=codeigniter&uio=d4) \ No newline at end of file
diff --git a/system/core/Security.php b/system/core/Security.php
index dcc680a11..342455f27 100755
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -33,6 +33,7 @@ class CI_Security {
* @access protected
*/
protected $_xss_hash = '';
+
/**
* Random Hash for Cross Site Request Forgery Protection Cookie
*
@@ -40,6 +41,7 @@ class CI_Security {
* @access protected
*/
protected $_csrf_hash = '';
+
/**
* Expiration time for Cross Site Request Forgery Protection Cookie
* Defaults to two hours (in seconds)
@@ -48,6 +50,7 @@ class CI_Security {
* @access protected
*/
protected $_csrf_expire = 7200;
+
/**
* Token name for Cross Site Request Forgery Protection Cookie
*
@@ -55,6 +58,7 @@ class CI_Security {
* @access protected
*/
protected $_csrf_token_name = 'ci_csrf_token';
+
/**
* Cookie name for Cross Site Request Forgery Protection Cookie
*
@@ -62,12 +66,14 @@ class CI_Security {
* @access protected
*/
protected $_csrf_cookie_name = 'ci_csrf_token';
+
/**
* List of never allowed strings
*
* @var array
* @access protected
*/
+
protected $_never_allowed_str = array(
'document.cookie' => '[removed]',
'document.write' => '[removed]',
@@ -80,7 +86,6 @@ class CI_Security {
'<![CDATA[' => '&lt;![CDATA['
);
- /* never allowed, regex replacement */
/**
* List of never allowed regex replacement
*
@@ -134,6 +139,16 @@ class CI_Security {
{
return $this->csrf_set_cookie();
}
+
+ // Check if URI has been whitelisted from CSRF checks
+ if ($exclude_uris = config_item('csrf_exclude_uris'))
+ {
+ $uri = load_class('URI', 'core');
+ if (in_array($uri->uri_string(), $exclude_uris))
+ {
+ return $this;
+ }
+ }
// Do the tokens exist in both the _POST and _COOKIE arrays?
if ( ! isset($_POST[$this->_csrf_token_name]) OR
@@ -156,9 +171,9 @@ class CI_Security {
unset($_COOKIE[$this->_csrf_cookie_name]);
$this->_csrf_set_hash();
$this->csrf_set_cookie();
-
- log_message('debug', "CSRF token verified ");
-
+
+ log_message('debug', "CSRF token verified");
+
return $this;
}
@@ -869,7 +884,6 @@ class CI_Security {
}
}
-// END Security Class
/* End of file Security.php */
-/* Location: ./system/libraries/Security.php */
+/* Location: ./system/libraries/Security.php */ \ No newline at end of file
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index c22bebda6..e1a134def 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -78,7 +78,7 @@ Change Log
</li>
<li>Database
<ul>
- <li class="reactor">Added a <a href="http://www.cubrid.org/" target="_blank">CUBRID</a> driver to the <a href="libraries/database.html">Database Driver</a>. Thanks to the CUBRID team for supplying this patch.</li>
+ <li class="reactor">Added a <a href="http://www.cubrid.org/" target="_blank">CUBRID</a> driver to the <a href="database/index.html">Database Driver</a>. Thanks to the CUBRID team for supplying this patch.</li>
<li class="reactor">Typecast limit and offset in the <a href="database/queries.html">Database Driver</a> to integers to avoid possible injection.</li>
<li class="reactor">
Added additional option 'none' for the optional third argument for <kbd>$this->db->like()</kbd> in the <a href="database/active_record.html">Database Driver</a>.
@@ -127,6 +127,7 @@ Change Log
<li>Visual updates to the welcome_message view file and default error templates. Thanks to <a href="https://bitbucket.org/danijelb">danijelb</a> for the pull request.</li>
<li class="reactor">Added <samp>insert_batch()</samp> function to the PostgreSQL database driver. Thanks to epallerols for the patch.</li>
<li class="reactor">Added "application/x-csv" to mimes.php.</li>
+ <li class="reactor">Added CSRF protection URI whitelisting.</li>
<li>Fixed a bug where <a href="libraries/email.html">Email library</a> attachments with a "." in the name would using invalid MIME-types.</li>
<li>Added support for pem,p10,p12,p7a,p7c,p7m,p7r,p7s,crt,crl,der,kdb,rsa,cer,sst,csr Certs to mimes.php.</li>
<li>Added support pgp,gpg to mimes.php.</li>
diff --git a/user_guide/libraries/security.html b/user_guide/libraries/security.html
index dd62a4386..cbe12d852 100644
--- a/user_guide/libraries/security.html
+++ b/user_guide/libraries/security.html
@@ -116,6 +116,9 @@ Note: This function should only be used to deal with data upon submission. It's
<p>If you use the <a href="../helpers/form_helper.html">form helper</a> the <var>form_open()</var> function will automatically insert a hidden csrf field in your forms.</p>
+<p>Select URIs can be whitelisted from csrf protection (for example API endpoints expecting externally POSTed content). You can add these URIs by editing the 'csrf_exclude_uris' config parameter:</p>
+<code>$config['csrf_exclude_uris'] = array('api/person/add');</code>
+
</div>
<!-- END CONTENT -->