#VU9696 Security restrictions bypass in NPort W2250A and NPort W2150A - CVE-2017-16727

Vulnerability identifier: #VU9696

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2017-16727

CWE-ID: CWE-255

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
NPort W2250A
NPort W2150A

Software vendor:
Moxa

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to empty default password. A remote attacker can access the device without a password and compromise the confidentiality and integrity of the wireless traffic.

Update to version 2.1.

• https://ics-cert.us-cert.gov/advisories/ICSA-17-355-01