High severity · published Nov 19, 2024
CVE-2024-8403
Denial-of-Service Vulnerability in Ethernet port on MELSEC iQ-F Ethernet Module and EtherNet/IP Module
7.5
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MI
MELSEC iQ-F Series FX5-ENET · Mitsubishi Electric Corporation
1.100 to 1.200 · source: vendor, CISA
MI
MELSEC iQ-F Series FX5-ENET/IP · Mitsubishi Electric Corporation
1.100 to 1.104 · source: vendor
MI
Melsec Iq-f Series Fx5-enet IP · Mitsubishi Electric
1.100 through 1.104 · source: CISA
Affected product
MI
MELSEC iQ-F Series FX5-ENET
Mitsubishi Electric Corporation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-8403
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-8403
jvn.jp
https://jvn.jp/vu/JVNVU97790713/
www.cisa.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-24-324-01
www.mitsubishielectric.com
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2024-009_en.pdf