#VU9696 Security restrictions bypass in NPort W2250A and NPort W2150A


Published: 2017-12-22

Vulnerability identifier: #VU9696

Vulnerability risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-16727

CWE-ID: CWE-255

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
NPort W2250A
Hardware solutions / Firmware
NPort W2150A
Hardware solutions / Firmware

Vendor: Moxa

Description
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.

Mitigation
Update to version 2.1.

Vulnerable software versions

NPort W2250A: All versions

NPort W2150A: All versions


External links
http://ics-cert.us-cert.gov/advisories/ICSA-17-355-01


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.


Latest bulletins with this vulnerability