#VU96792 Missing Authentication for Critical Function in LOYTEC products - CVE-2023-46381

Vulnerability identifier: #VU96792

Vulnerability risk: High

CVSSv4.0: 6.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-46381

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
LINX-212
Hardware solutions / Other hardware appliances
LVIS-3ME12-A1
Hardware solutions / Other hardware appliances
LIOB-586
Hardware solutions / Other hardware appliances

Vendor: LOYTEC

Description

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

The vulnerability exists due to missing authentication for the preinstalled version. A remote attacker can edit any project, or create a new project and control its GUI.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

LINX-212: 6.2.4

LVIS-3ME12-A1: 6.2.2

LIOB-586: 6.2.3

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External links
https://www.cisa.gov/news-events/ics-advisories/icsa-24-247-01

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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.