#VU109040 Buffer over-read in FortiOS - CVE-2025-47295

Vulnerability identifier: #VU109040

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-47295

CWE-ID: CWE-126

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FortiOS
Operating systems & Components / Operating system

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to buffer over-read in FGFM. A remote unauthenticated attacker can crash the FGFM daemon via a specially crafted request, under rare conditions that are outside of the attacker's control.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FortiOS: 6.4.0, 6.4.1, 6.4.2 - 7.0.12, 6.4.3, 6.4.4, 6.4.5, 6.4.6, 6.4.7, 6.4.8, 6.4.9, 6.4.10, 6.4.11, 6.4.12, 6.4.13, 6.4.14, 6.4.15, 6.4.16, 7.0.0, 7.0.1, 7.0.2, 7.0.13, 7.0.14, 7.2.0, 7.2.1, 7.2.2, 7.2.3, 7.2.4, 7.2.5, 7.2.6, 7.2.7, 7.4.0, 7.4.1, 7.4.2, 7.4.3

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External links
https://www.fortiguard.com/psirt/FG-IR-24-381

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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