Vulnerability identifier: #VU68100

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-44171

CWE-ID: CWE-78

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
FortiOS
Operating systems & Components / Operating system

Vendor: Fortinet, Inc

Description

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

The vulnerability exists due to improper input validation in switch-control CLI command. A local user can execute arbitrary OS commands on a linked FortiSwitch via diagnostic CLI commands.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FortiOS: 6.0.0 - 6.0.14, 6.2.0 - 6.2.10, 6.4.0 - 6.4.8, 7.0.0 - 7.0.6

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External links
http://fortiguard.com/psirt/FG-IR-21-242

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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.