CVE-2024-8403

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

Published Nov 19, 2024 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Improper 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2024-49627 Improper Validation of Specified Type of Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET versions 1.100 and later 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.
History
Type Values Removed Values Added
Description Improper Validation of Specified Type of Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET versions 1.100 and later 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. Improper 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.
Type Values Removed Values Added
First Time appeared Mitsubishi Electric
Mitsubishi Electric melsec Iq-f Series Fx5-enet
Mitsubishi Electric melsec Iq-f Series Fx5-enet Ip
CPEs cpe:2.3:h:mitsubishi_electric:melsec_iq-f_series_fx5-enet:*:*:*:*:*:*:*:*
cpe:2.3:h:mitsubishi_electric:melsec_iq-f_series_fx5-enet_ip:*:*:*:*:*:*:*:*
Vendors & Products Mitsubishi Electric
Mitsubishi Electric melsec Iq-f Series Fx5-enet
Mitsubishi Electric melsec Iq-f Series Fx5-enet Ip
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper Validation of Specified Type of Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET versions 1.100 and later 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.
Title Denial-of-Service Vulnerability in Ethernet port on MELSEC iQ-F Ethernet Module and EtherNet/IP Module
Weaknesses CWE-1287
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Mitsubishi
Published
Updated
Mar 31, 2026, 3:55 AM
Reserved
Sep 4, 2024, 2:53 AM
Status
Deferred
Published
Nov 19, 2024, 6:15 AM
Modified
Jun 17, 2026, 8:22 AM