Vulnerability identifier: #VU72358

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-2023-23783

CWE-ID: CWE-134

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Fortinet FortiWeb
Server applications / Remote management servers, RDP, SSH

Vendor: Fortinet, Inc

Description

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

The vulnerability exists due to a format string error in the command line interpreter of FortiWeb. A local user can pass specially crafted command argument with format string specifiers to certain commands and execute arbitrary code on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Fortinet FortiWeb: 7.0.0 - 7.0.1, 6.4.0 - 6.4.2

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External links
http://fortiguard.fortinet.com/psirt/FG-IR-22-187

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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.