A file upload vulnerability exists in Sourcecodester Engineers Online Portal in PHP via dashboard_teacher.php, which allows changing the avatar through teacher_avatar.php. Once an avatar gets uploaded it is getting uploaded to the /admin/uploads/ directory, and is accessible by all users. By uploading a php webshell containing "<?php system($_GET["cmd"]); ?>" the attacker can execute commands on the web server with - /admin/uploads/php-webshell?cmd=id.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-11-05T12:36:43

Updated: 2024-08-04T03:38:49.315Z

Reserved: 2021-10-18T00:00:00

Link: CVE-2021-42669

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-11-05T13:15:09.213

Modified: 2021-11-29T17:13:34.640

Link: CVE-2021-42669

cve-icon Redhat

No data.