Vulnerability identifier: #VU64149

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-2043

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
NPort 5110
Hardware solutions / Firmware

Vendor: Moxa

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can trigger out-of-bounds write and overwrite certain values in the memory to cause information to become unavailable.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

NPort 5110: 2.10

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External links
http://www.moxa.com/en/support/product-support/security-advisory/nport5110-series-vulnerabilities
http://www.cisa.gov/uscert/ics/advisories/icsa-22-207-04

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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.