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Fencer Intel
critical 10.0

CVE-2021-38454 in the critical feed json

Moxa MXview Network Management Software

published 5y ago modified 4mo ago also EUVD-2021-24906

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
15.8%
EPSS 15.8% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

A path traversal vulnerability in the Moxa MXview Network Management software Versions 3.x to 3.2.2 may allow an attacker to create or overwrite critical files used to execute code, such as programs or libraries.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-278-03 updated cvss 10.0

Moxa MXview Network Management Software

  • Moxa MXview Network Management Software >= 3.x, <= 3.2.2
    affected: mitigation “Upgrade to software package v3.2.4 or higher.” moxa.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

15.79% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Moxa MXview Network Management Software

Classification

Weakness
  • CWE-284 Improper Access Control
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.