CVE-2022-42476 Path traversal in FortiOS

What is CVE-2022-42476?

CVE-2022-42476 is a high-severity path traversal vulnerability in Fortinet Fortios, published on 7 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A relative path traversal vulnerability [CWE-23] vulnerability in Fortinet FortiOS 7.2.0 through 7.2.3, FortiOS 7.0.0 through 7.0.8, FortiOS 6.4.0 through 6.4.11, FortiOS 6.2.0 through 6.2.12, FortiProxy 7.2.0 through 7.2.1, FortiProxy 7.0.0 through 7.0.7, FortiProxy 2.0.0 through 2.0.11, FortiProxy 1.2 all versions, FortiProxy 01.02 all versions, FortiProxy 1.1 all versions, FortiProxy 01.01 all versions allows privileged VDOM administrators to escalate their privileges to super admin of the box via crafted CLI requests.

Weakness: CWE-22, CWE-23

Which versions are affected by CVE-2022-42476?

It affects 2 products.

Products include Fortinet Fortios, Fortinet Fortiproxy.

How do I fix CVE-2022-42476?

No fix has been published for CVE-2022-42476 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-42476 being exploited?

There is no known exploitation of CVE-2022-42476 in the wild and no public exploit code.

Other vulnerabilities in Fortinet Fortios

• CVE-2024-23113 Fortinet Multiple Products Format String Exploited Critical 9.8
• CVE-2022-40684 Fortinet Multiple Products Authentication Bypass Exploited Critical 9.8
• CVE-2024-55591 Fortinet FortiOS and FortiProxy Authentication Bypass Exploited Critical 9.6
• CVE-2024-21762 Fortinet FortiOS Out-of-Bound Write Exploited Critical 9.6
• CVE-2022-42475 Fortinet FortiOS Heap-Based Buffer Overflow Exploited Critical 9.3

All Fortinet Fortios vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-w4p8-qcm4-827w.