CVE-2021-32976

Moxa NPort IAW5000A-I/O Series Serial Device Server Stack-based Buffer Overflow

Published Apr 1, 2022 CVSS 3.1 · 9.8 Critical EPSS 2.8% KEV · Not listed
Description
Five buffer overflows in the built-in web server in Moxa NPort IAW5000A-I/O series firmware version 2.2 or earlier may allow a remote attacker to initiate a denial-of-service attack and execute arbitrary code.

Remediation

Vendor Solution

Moxa has developed solutions to address these vulnerabilities. Please contact Moxa Technical Support for a security patch. Moxa has also published a security advisory to provide more information.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-19697 Five buffer overflows in the built-in web server in Moxa NPort IAW5000A-I/O series firmware version 2.2 or earlier may allow a remote attacker to initiate a denial-of-service attack and execute arbitrary code.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}