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01 Record

CVE-2020-25196

MOXA NPort IAW5000A-I/O Series

CriticalPUBLISHEDCNA: icscert
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

MOXA NPort IAW5000A-I/O Series

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.81% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 78.2% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-12-23 14:08Z5 YR AGO
Last updated
2024-09-17 00:37Z2 YR AGO
Reserved
2020-09-04
Assigning CNA
icscert
Record state
PUBLISHED
Severity
Critical (CVSS 9.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-307Improper Restriction of Excessive Authentication AttemptsBase
Data version
5.1
Document digest
8534a48c1c83f343168702e7b3a9ea84cf98265e6c598427a538c1f5faa30635

05 Affected products

VendorProductVersionsPlatforms
MOXANPort IAW5000A-I/O<= Version 2.1—

06 References

07 Remediation

Moxa has released an updated firmware version (https://www.moxa.com/en/support/product-support/software-and-documentation/search?psid=50535) for the NPort IAW5000A-I/O Series and recommends (https://www.moxa.com/en/support/support/security-advisory/nport-iaw5000a-io-serial-device-servers-vulnerabilities) users install this update on all affected systems.