PT-2023-5703 · Moxa · Nport Ia5000A Series

Published 2023-10-03 · Updated 2023-10-06 · CVE-2023-4929

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions NPort 5000 Series (affected versions not specified)

Description The issue exists due to insufficient checks on firmware updates or upgrades, potentially allowing malicious users to manipulate the firmware and gain control of devices. This is a result of an improper validation of integrity check.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-354

Related Identifiers

BDU:2023-06373

CVE-2023-4929

Affected Products

Nport Ia5000A Series

References · 6

• https://bdu.fstec.ru/vul/2023-06373 · Security Note
• https://moxa.com/en/support/product-support/security-advisory/mpsa-233328-nport-5000-series-firmware-improper-validation-of-integrity-check-vulnerability · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-4929 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-4929 · Security Note
• https://t.me/cibsecurity/71510 · Telegram Post
• https://twitter.com/CVEnew/status/1709210599186469186 · Twitter Post