rConfig 3.9.4 is vulnerable to cross-site request forgery (CSRF) because it lacks implementation of CSRF protection such as a CSRF token. An attacker can leverage this vulnerability by creating a form (add a user, delete a user, or edit a user).
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12257
Reference (s):
- https://gist.github.com/farid007/eb7310749520fb8cdf5942573c9954ef