Vulnerability identifier: #VU81954

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-42782

CWE-ID: CWE-345

Exploitation vector: Network

Exploit availability: No

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

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient verification of data authenticity. A remote attacker can send messages to the syslog server via the knoweldge of an authorized device serial number.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FortiAnalyzer: 7.0.0 - 7.0.9, 6.4.0 - 6.4.13, 6.2.0 - 6.2.12, 7.4.0, 7.2.0 - 7.2.3

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External links
http://fortiguard.com/psirt/FG-IR-23-221

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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.