Security restrictions bypass in Moxa NPort W2150A and W2250A



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-16727
CWE-ID CWE-255
Exploitation vector Network
Public exploit N/A
Vulnerable software
 NPort W2250A
Hardware solutions / Firmware

NPort W2150A
Hardware solutions / Firmware

Vendor Moxa

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Security restrictions bypass

EUVDB-ID: #VU9696

Risk: Low

CVSSv4.0: 2.7 [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 - Credentials Management

Exploit availability: No

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

CPE2.3 External links

https://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.



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