Vulnerability identifier: #VU64635

Vulnerability risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2022-30997

CWE-ID: CWE-798

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
STARDOM FCN/FCJ Simulator
Server applications / SCADA systems

Vendor: Yokogawa

Description

The vulnerability allows a remote user to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A remote administrator on the local network can read/change configuration settings or update the controller with tampered firmware.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

STARDOM FCN/FCJ Simulator: R4.10 - R4.31

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External links
http://ics-cert.us-cert.gov/advisories/icsa-22-174-01
http://web-material3.yokogawa.com/1/32885/files/YSAR-22-0007-E.pdf

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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