CVE-2024-9404

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.74% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 54.5% of scored records. A rank, not a probability.

NVD base score

8.7 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. 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.

Published

2024-12-04 03:54Z1 YR AGO

Last updated

2025-08-27 21:36Z1 YR AGO

Reserved

2024-10-01

Assigning CNA

Moxa

Record state

PUBLISHED

Severity

Medium (CVSS 6.9)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Weaknesses

• CWE-1287Improper Validation of Specified Type of InputBase

Data version

5.1

Document digest

13c6e43825a3d5835f451311a5998a3b0b805d331610968cca73350f6ef35435

• www.moxa.comhttps://www.moxa.com/en/support/product-support/security-advisory/mpsa-240930-cve-2024-9404-denial-of-service-vulnerability-identified-in-the-vport-07-3-seriesvendor-advisory
• www.moxa.comhttps://www.moxa.com/en/support/product-support/security-advisory/mpsa-240931-cve-2024-9404-denial-of-service-vulnerability-identified-in-multiple-eds,-ics,-iks,-and-sds-switchesvendor-advisory
• www.moxa.comhttps://www.moxa.com/en/support/product-support/security-advisory/mpsa-240933-cve-2024-9404-denial-of-service-vulnerability-identified-in-multiple-pt-switchesvendor-advisory