Multiple vulnerabilities in Moxa NPort 5110 Series



Published: 2022-06-10 | Updated: 2022-07-27
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-2043
CVE-2022-2044
CWE-ID CWE-787
Exploitation vector Network
Public exploit N/A
Vulnerable software
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NPort 5110
Hardware solutions / Firmware

Vendor Moxa

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

Updated 27.07.2022

Assigned CVE-ID number to vulnerability #1-2

1) Out-of-bounds write

EUVDB-ID: #VU64149

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 - Out-of-bounds write

Exploit availability: No

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

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


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.

2) Out-of-bounds write

EUVDB-ID: #VU64150

Risk: Medium

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

CVE-ID: CVE-2022-2044

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can trigger out-of-bounds write and cause a denial of service condition on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

NPort 5110: 2.10

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


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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