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

CVE-2021-32968

7.5HIGH

Key Information

Vendor
Moxa
Status
Nport Iaw5000a-i/o Series Firmware
Vendor
CVE Published:
1 April 2022

Summary

Two 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 cause a denial-of-service condition.

Affected Version(s)

NPort IAW5000A-I/O Series firmware <= 2.2

Refferences

https://www.cisa.gov/uscert/ics/advisories/icsa-21-187-01
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https://www.moxa.com/en/support/product-support/security-...
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EPSS Score

2% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database

Credit

Konstantin Kondratev, Evgeniy Druzhinin and Ilya Karpov of Rostelecom-Solar reported these vulnerabilities to Moxa.
.