#VU64938 OS Command Injection in FortiManager and FortiAnalyzer - CVE-2022-27483

Vulnerability identifier: #VU64938

Vulnerability risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-27483

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

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

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote user can pass specially crafted data to the application and execute arbitrary OS commands as root user via the "diagnose system" CLI commands.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FortiManager: 6.0.0 - 6.0.11, 6.2.0 - 6.2.9, 6.4.0 - 6.4.7, 7.0.0 - 7.0.3

FortiAnalyzer: 6.0.0 - 6.0.11, 6.2.0 - 6.2.9, 6.4.0 - 6.4.7, 7.0.0 - 7.0.3

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External links
https://fortiguard.fortinet.com/psirt/FG-IR-22-049

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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