#VU96821 Improper access control in LINX-212 and LINX-151 - CVE-2023-46389

Vulnerability identifier: #VU96821

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-46389

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
LINX-212
Hardware solutions / Other hardware appliances
LINX-151
Hardware solutions / Other hardware appliances

Vendor: LOYTEC

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions within the registry.xml file. A remote attacker can bypass implemented security restrictions and disclose sensitive information on LINX configuration.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

LINX-212: 6.2.4

LINX-151: 7.2.4

---

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

---

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.