#VU100783 Stack-based buffer overflow in FortiManager - CVE-2024-31496

Vulnerability identifier: #VU100783

Vulnerability risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-31496

CWE-ID: CWE-121

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
FortiManager
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Fortinet, Inc

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in a CLI command. A local user can pass specially crafted data via the CLI to the affected command, trigger a stack-based buffer overflow and execute arbitrary code with elevated privileges.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FortiManager: 6.2.0 - 6.2.13, 6.4.0 - 6.4.15, 7.0.0 - 7.0.13, 7.2.0 - 7.2.5, 7.4.0 - 7.4.2

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External links
https://fortiguard.fortinet.com/psirt/FG-IR-24-098

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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.