Denial-of-Service Vulnerability in Ethernet port on MELSEC iQ-F Ethernet Module and EtherNet/IP Module

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Summary

CVECVE-2024-8403
StatePUBLISHED
AssignerMitsubishi
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-11-19 06:15:17 UTC
Updated2026-03-31 05:16:08 UTC
DescriptionImproper Validation of Specified Type of Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET versions 1.100 to 1.200 and FX5-ENET/IP versions 1.100 to 1.104 allows a remote attacker to cause a Denial of Service condition in Ethernet communication of the products by sending specially crafted SLMP packets.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem Types: CWE-1287 | CWE-1287 CWE-1287 Improper Validation of Specified Type of Input

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1CNACVSS7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Mitsubishi Electric Corporation MELSEC IQ-F Series FX5-ENET affected 1.100 to 1.200 Not specified
CNA Mitsubishi Electric Corporation MELSEC IQ-F Series FX5-ENET/IP affected 1.100 to 1.104 Not specified
ADP Mitsubishi Electric Melsec Iq-f Series Fx5-enet affected 1.100 * custom Not specified
ADP Mitsubishi Electric Melsec Iq-f Series Fx5-enet Ip affected 1.100 1.104 custom Not specified

References

ReferenceSourceLinkTags
www.cisa.gov/news-events/ics-advisories/icsa-24-324-01 [email protected] www.cisa.gov
jvn.jp/vu/JVNVU97790713 [email protected] jvn.jp
www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2024-009_en.pdf [email protected] www.mitsubishielectric.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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