PT-2022-10169 · Moxa · Moxa Nport Iaw5000A-I/O

Evgeniy Druzhinin + 2 · Published 2022-04-01 · Updated 2023-06-26 · CVE-2021-32974

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Moxa NPort IAW5000A-I/O series firmware versions 2.2 or earlier

Description The issue is related to improper input validation in the built-in web server, which may allow a remote attacker to execute commands.

Recommendations For Moxa NPort IAW5000A-I/O series firmware versions 2.2 or earlier, update to a version later than 2.2 to resolve the issue. As a temporary workaround, consider restricting access to the built-in web server until a patch is available.

Fix

OS Command Injection

RCE

Weakness Enumeration

CWE-78

CWE-20

Related Identifiers

CVE-2021-32974

Affected Products

Moxa Nport Iaw5000A-I/O

References · 6

• https://moxa.com/en/support/product-support/security-advisory/nport-iaw5000a-io-serial-device-server-vulnerabilities · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-32974 · Security Note
• https://osv.dev/vulnerability/CVE-2021-32974 · Vendor Advisory
• https://t.me/cvenotify/28316 · Telegram Post
• https://t.me/cibsecurity/40063 · Telegram Post
• https://cisa.gov/uscert/ics/advisories/icsa-21-187-01 · Note