Real-time filesystem integrity check bypass in FortiOS

1) Security features bypass

EUVDB-ID: #VU96016

Risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-36505

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to an error within the real-time filesystem integrity check. A local user can bypass implemented security restrictions and compromise the device.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FortiOS: 6.4.0 - 7.4.3

CPE2.3

• cpe:2.3:o:fortinet:fortios:7.4.3:*:*:*:*:*:*:*
• cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*
• cpe:2.3:o:fortinet:fortios:7.2.7:*:*:*:*:*:*:*
• cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*

External links

http://fortiguard.fortinet.com/psirt/FG-IR-24-012

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.