Path traversal vulnerability

Summary

A relative path traversal [CWE-23] vulnerabiltiy in FortiOS and FortiProxy may allow an unauthenticated, unauthorized attacker to inject path traversal character sequences to disclose sensitive information of the server via the GET request of the login page.

Affected Products

FortiGate versions 7.0.1 and 7.0.0.
FortiGate versions 6.2.x, 6.4.x are NOT impacted by this vulnerability.
FortiProxy version 7.0.0.

Solutions

Please upgrade to FortiGate version 7.0.2 or above.
Please upgrade to FortiProxy version 7.0.1 or above.

Acknowledgement

Fortinet is pleased to thank Mohammed Eldeeb from Spark Engineering Consultants for reporting this vulnerability under responsible disclosure.

Timeline

2021-12-07: Initial publication