Incorrect default permissions in Micro Research products - CVE-2023-45194

Vulnerability identifier: #VU81864

CSH Severity: Medium

CVSS v4: 5.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-45194

CWE-ID: CWE-276

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

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

The vulnerability exists due to use of default credentials. A remote attacker on the local network can intercept the communication when the affected product performs the communication without changing the pre-shared key from the factory-default configuration.

MR-GM2
MR-GM3-D
MR-GM3-K
MR-GM3-S
MR-GM3-DK
MR-GM3-DKS
MR-GM3-M
MR-GM3-W

Install updates from vendor's website.

MR-GM2 - update to 3.01.00
MR-GM3-D - update to 1.04.00
MR-GM3-K - update to 1.04.00
MR-GM3-S - update to 1.04.00
MR-GM3-DK - update to 1.04.00
MR-GM3-DKS - update to 1.04.00
MR-GM3-M - update to 1.04.00
MR-GM3-W - update to 1.04.00

• https://jvn.jp/en/vu/JVNVU99039725/
• https://www.mrl.co.jp/20231005_security/

• Multiple vulnerabilities in Micro Research MR-GM series