Vulnerable component: FortiOS
CVSSv3 score: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:H/RL:O/RC:C
CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
The vulnerability allows a local user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing certain CLI command. A local user can read and write arbitrary files on the system.
Note, the vulnerability is being actively exploited in the wild.