high8.8
CVE-2020-37113
GUnet OpenEclass 1.7.3 allows authenticated users to bypass file extension restrictions when uploading files.
Impact
GUnet OpenEclass 1.7.3 allows authenticated users to bypass file extension restrictions when uploading files. By renaming a PHP file to .php3 or .PhP, an attacker can upload a web shell and execute arbitrary code on the server. This vulnerability enables remote code execution by bypassing the intended file type checks in the exercise submission feature.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Gunet | Open Eclass Platform | Version 1.7.3 |