Security Advisory
CVE-2021-42669
9.8
CRITICAL
Vulnerability Description
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 "" the attacker can execute commands on the web server with - /admin/uploads/php-webshell?cmd=id.
Published Date
November 5, 2021
Official Source
NIST NVD Advisory